6LQP

Cryo-EM structure of 90S small subunit preribosomes in transition states (State A)


Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
K [auth SM]SCOP2B SuperfamilyNucleic acid-binding proteins8052738 3000135 SCOP2B (2022-06-29)
L [auth SN]SCOP2B SuperfamilyL30e-like8096946 3001739 SCOP2B (2022-06-29)
M [auth SO]SCOP2B SuperfamilyHomeodomain-like8052973 3000001 SCOP2B (2022-06-29)
M [auth SO]SCOP2B SuperfamilyS15/NS1 RNA-binding domain8052974 3001284 SCOP2B (2022-06-29)
N [auth SP]SCOP2B SuperfamilyTranslational machinery components8095805 3000571 SCOP2B (2022-06-29)
O [auth SR]SCOP2B SuperfamilyRibosomal protein S5 domain 2-like8103366 3000100 SCOP2B (2022-06-29)
P [auth ST]SCOP2B SuperfamilyS13-like H2TH domain8098450 3000053 SCOP2B (2022-06-29)
U [auth Sd]SCOP2B SuperfamilyNucleic acid-binding proteins8063430 3000135 SCOP2B (2022-06-29)
V [auth 3B]SCOP2B SuperfamilyS-adenosyl-L-methionine-dependent methyltransferases8063662 3000118 SCOP2B (2022-06-29)
W [auth 3C]SCOP2B SuperfamilyS-adenosyl-L-methionine-dependent methyltransferases8063662 3000118 SCOP2B (2022-06-29)
AA [auth 3G]SCOP2B SuperfamilyL30e-like8033484 3001739 SCOP2B (2022-06-29)
BA [auth 3H]SCOP2B SuperfamilyL30e-like8033484 3001739 SCOP2B (2022-06-29)
LA [auth B3]SCOP2B SuperfamilyUTPB complex component-like8061270 3002330 SCOP2B (2022-06-29)
D [auth SC]SCOP2B SuperfamilyRibosomal S3Ae-like8053211 3002166 SCOP2B (2022-06-29)
E [auth SF]SCOP2B SuperfamilyTranslation proteins SH3-like KOW motif containing domain8052760 3000334 SCOP2B (2022-06-29)
E [auth SF]SCOP2B SuperfamilyAlpha-L RNA-binding motif8052758 3001473 SCOP2B (2022-06-29)
E [auth SF]SCOP2B SuperfamilyNucleic acid-binding proteins8052759 3000135 SCOP2B (2022-06-29)
CB [auth RE]SCOP2B SuperfamilyPAP/Archaeal CCA-adding enzyme C-terminal domain-like8053729 3001147 SCOP2B (2022-06-29)
CB [auth RE]SCOP2B SuperfamilyPAP/OAS1 substrate-binding domain-like8053727 3000941 SCOP2B (2022-06-29)
CB [auth RE]SCOP2B SuperfamilyPAP/OAS1 substrate-binding domain-like8053728 3000941 SCOP2B (2022-06-29)
CB [auth RE]SCOP2B SuperfamilyPAP/Archaeal CCA-adding enzyme C-terminal domain-like8053730 3001147 SCOP2B (2022-06-29)
CB [auth RE]SCOP2B SuperfamilyNucleotidyltransferase-like8053726 3000129 SCOP2B (2022-06-29)
CB [auth RE]SCOP2B SuperfamilyNucleotidyltransferase-like8053725 3000129 SCOP2B (2022-06-29)
DB [auth RF]SCOP2B SuperfamilyRNA-binding domain RBD8053724 3000110 SCOP2B (2022-06-29)
DB [auth RF]SCOP2B SuperfamilyRRP7 C-terminal domain-like8053722 3002219 SCOP2B (2022-06-29)
EB [auth RG]SCOP2B Superfamilyalpha/beta knot8037153 3001122 SCOP2B (2022-06-29)
FB [auth RH]SCOP2B Superfamilyalpha/beta knot8037153 3001122 SCOP2B (2022-06-29)
F [auth SG]SCOP2B SuperfamilyRibosomal protein S78065993 3000799 SCOP2B (2022-06-29)
G [auth SH]SCOP2B SuperfamilyGS N-terminal domain-like8053173 3000408 SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
J [auth SK]S4e6lqpSK1 A: a+b two layersX: beta-GraspH: Ubiquitin-relatedT: Alpha-L RNA-binding motifF: S4ECOD (1.6)
K [auth SM]Ribosomal_S17_1e6lqpSM1 A: beta barrelsX: OB-foldH: Nucleic acid-binding proteins (From Topology)T: Nucleic acid-binding proteinsF: Ribosomal_S17_1ECOD (1.6)
L [auth SN]Ribosomal_L7Aee6lqpSN1 A: a+b three layersX: Bacillus chorismate mutase-likeH: L30e-like (From Topology)T: L30e-likeF: Ribosomal_L7AeECOD (1.6)
M [auth SO]Ribosomal_S13_Ne6lqpSO2 A: alpha arraysX: HTHH: 40S ribosomal protein S13 N-terminal domain (From Topology)T: 40S ribosomal protein S13 N-terminal domainF: Ribosomal_S13_NECOD (1.6)
M [auth SO]Ribosomal_S15_2e6lqpSO1 A: alpha arraysX: S15/NS1 RNA-binding domain (From Topology)H: S15/NS1 RNA-binding domain (From Topology)T: S15/NS1 RNA-binding domainF: Ribosomal_S15_2ECOD (1.6)
N [auth SP]Ribosomal_S11e6lqpSP1 A: mixed a+b and a/bX: Ribonuclease H-likeH: Ribonuclease H-like (From Topology)T: Ribonuclease H-likeF: Ribosomal_S11ECOD (1.6)
O [auth SR]Ribosomal_S9e6lqpSR1 A: a+b two layersX: Ribosomal protein S5 domain 2-like (From Topology)H: Ribosomal protein S5 domain 2-like (From Topology)T: Ribosomal protein S5 domain 2-likeF: Ribosomal_S9ECOD (1.6)
P [auth ST]Ribosomal_S13e6lqpST1 A: alpha arraysX: HhH/H2THH: H2TH (From Topology)T: H2THF: Ribosomal_S13ECOD (1.6)
Q [auth SX]Ribosomal_S8_N_1e6lqpSX1 A: a+b two layersX: R3H domain-likeH: Ribosomal protein S8, N-terminal domain (From Topology)T: Ribosomal protein S8, N-terminal domainF: Ribosomal_S8_N_1ECOD (1.6)
Q [auth SX]Ribosomal_S8_C_1e6lqpSX2 A: a+b two layersX: Ribosomal protein S8, C-terminal domain (From Topology)H: Ribosomal protein S8, C-terminal domain (From Topology)T: Ribosomal protein S8, C-terminal domainF: Ribosomal_S8_C_1ECOD (1.6)
R [auth SY]Ribosom_S12_S23e6lqpSY1 A: beta barrelsX: OB-foldH: Nucleic acid-binding proteins (From Topology)T: Nucleic acid-binding proteinsF: Ribosom_S12_S23ECOD (1.6)
S [auth SZ]Ribosomal_S24ee6lqpSZ1 A: a+b two layersX: Alpha-beta plaitsH: Ribosomal proteins S24e, L23 and L15e (From Topology)T: Ribosomal proteins S24e, L23 and L15eF: Ribosomal_S24eECOD (1.6)
T [auth Sc]Ribosomal_S27ee6lqpSc1 A: few secondary structure elementsX: Rubredoxin-likeH: Rubredoxin-relatedT: Rubredoxin-relatedF: Ribosomal_S27eECOD (1.6)
U [auth Sd]Ribosomal_S28ee6lqpSd1 A: beta barrelsX: OB-foldH: Nucleic acid-binding proteins (From Topology)T: Nucleic acid-binding proteinsF: Ribosomal_S28eECOD (1.6)
V [auth 3B]Fibrillarine6lqp3B1 A: a/b three-layered sandwichesX: Rossmann-likeH: Rossmann-relatedT: S-adenosyl-L-methionine-dependent methyltransferasesF: FibrillarinECOD (1.6)
W [auth 3C]Fibrillarine6lqp3C1 A: a/b three-layered sandwichesX: Rossmann-likeH: Rossmann-relatedT: S-adenosyl-L-methionine-dependent methyltransferasesF: FibrillarinECOD (1.6)
X [auth 3D]Nop_Ce6lqp3D2 A: alpha arraysX: HhH/H2THH: SAM/DNA-glycosylaseT: Nop C-terminal domainF: Nop_CECOD (1.6)
X [auth 3D]Nop_Ne6lqp3D1 A: alpha complex topologyX: Nop N-terminal domain (From Topology)H: Nop N-terminal domain (From Topology)T: Nop N-terminal domainF: Nop_NECOD (1.6)
X [auth 3D]NOP5NTe6lqp3D3 A: mixed a+b and a/bX: Nop N-terminal domain (From Topology)H: Nop N-terminal domain (From Topology)T: Nop N-terminal domainF: NOP5NTECOD (1.6)
Z [auth 3F]ANAPC4_WD40_8e6lqp3F1 A: beta duplicates or obligate multimersX: beta-propeller-likeH: beta-propellerT: 7-bladedF: ANAPC4_WD40_8ECOD (1.6)
AA [auth 3G]Ribosomal_L7Ae_1e6lqp3G1 A: a+b three layersX: Bacillus chorismate mutase-likeH: L30e-like (From Topology)T: L30e-likeF: Ribosomal_L7Ae_1ECOD (1.6)
BA [auth 3H]Ribosomal_L7Ae_1e6lqp3H1 A: a+b three layersX: Bacillus chorismate mutase-likeH: L30e-like (From Topology)T: L30e-likeF: Ribosomal_L7Ae_1ECOD (1.6)
CA [auth A4]ANAPC4_WD40_2e6lqpA42 A: beta duplicates or obligate multimersX: beta-propeller-likeH: beta-propellerT: 7-bladedF: ANAPC4_WD40_2ECOD (1.6)
CA [auth A4]ANAPC4_WD40_6e6lqpA41 A: beta duplicates or obligate multimersX: beta-propeller-likeH: beta-propellerT: 7-bladedF: ANAPC4_WD40_6ECOD (1.6)
FA [auth A9]F_UNCLASSIFIEDe6lqpA91 A: alpha superhelicesX: Repetitive alpha hairpinsH: C-terminal tetramerization domain of Utp1/Utp21/Utp12/Utp13 (From Topology)T: C-terminal tetramerization domain of Utp1/Utp21/Utp12/Utp13F: F_UNCLASSIFIEDECOD (1.6)
HA [auth AF]ANAPC4_WD40_7e6lqpAF1 A: beta duplicates or obligate multimersX: beta-propeller-likeH: beta-propellerT: 8-bladedF: ANAPC4_WD40_7ECOD (1.6)
HA [auth AF]F_UNCLASSIFIEDe6lqpAF2 A: alpha superhelicesX: Repetitive alpha hairpinsH: C-terminal tetramerization domain of Utp1/Utp21/Utp12/Utp13 (From Topology)T: C-terminal tetramerization domain of Utp1/Utp21/Utp12/Utp13F: F_UNCLASSIFIEDECOD (1.6)
JA [auth B1]ANAPC4_WD40_1e6lqpB11 A: beta duplicates or obligate multimersX: beta-propeller-likeH: beta-propellerT: 7-bladedF: ANAPC4_WD40_1ECOD (1.6)
JA [auth B1]ANAPC4_WD40_8e6lqpB13 A: beta duplicates or obligate multimersX: beta-propeller-likeH: beta-propellerT: 7-bladedF: ANAPC4_WD40_8ECOD (1.6)
JA [auth B1]Utp12e6lqpB12 A: alpha superhelicesX: Repetitive alpha hairpinsH: C-terminal tetramerization domain of Utp1/Utp21/Utp12/Utp13 (From Topology)T: C-terminal tetramerization domain of Utp1/Utp21/Utp12/Utp13F: Utp12ECOD (1.6)
KA [auth B2]ANAPC4_WD40_10e6lqpB23 A: beta duplicates or obligate multimersX: beta-propeller-likeH: beta-propellerT: 7-bladedF: ANAPC4_WD40_10ECOD (1.6)
KA [auth B2]ANAPC4_WD40_13e6lqpB21 A: beta duplicates or obligate multimersX: beta-propeller-likeH: beta-propellerT: 7-bladedF: ANAPC4_WD40_13ECOD (1.6)
KA [auth B2]Utp12e6lqpB22 A: alpha superhelicesX: Repetitive alpha hairpinsH: C-terminal tetramerization domain of Utp1/Utp21/Utp12/Utp13 (From Topology)T: C-terminal tetramerization domain of Utp1/Utp21/Utp12/Utp13F: Utp12ECOD (1.6)
LA [auth B3]ANAPC4_WD40_9e6lqpB31 A: beta duplicates or obligate multimersX: beta-propeller-likeH: beta-propellerT: 7-bladedF: ANAPC4_WD40_9ECOD (1.6)
LA [auth B3]ANAPC4_WD40_6e6lqpB32 A: beta duplicates or obligate multimersX: beta-propeller-likeH: beta-propellerT: 7-bladedF: ANAPC4_WD40_6ECOD (1.6)
LA [auth B3]Utp13e6lqpB33 A: alpha superhelicesX: Repetitive alpha hairpinsH: C-terminal tetramerization domain of Utp1/Utp21/Utp12/Utp13 (From Topology)T: C-terminal tetramerization domain of Utp1/Utp21/Utp12/Utp13F: Utp13ECOD (1.6)
D [auth SC]Ribosomal_S3Ae_Ne6lqpSC2 A: beta barrelsX: Ribosomal protein L25-likeH: 40S ribosomal protein S3A N-terminal domain (From Topology)T: 40S ribosomal protein S3A N-terminal domainF: Ribosomal_S3Ae_NECOD (1.6)
D [auth SC]Ribosomal_S3Ae_Ce6lqpSC1 A: a+b two layersX: T-foldH: 40S ribosomal protein S3A C-terminal domain (From Topology)T: 40S ribosomal protein S3A C-terminal domainF: Ribosomal_S3Ae_CECOD (1.6)
TA [auth 5F]S4e6lqp5F1 A: a+b two layersX: beta-GraspH: Ubiquitin-relatedT: Alpha-L RNA-binding motifF: S4ECOD (1.6)
E [auth SF]Ribosomal_S4ee6lqpSF3 A: beta barrelsX: OB-foldH: Nucleic acid-binding proteins (From Topology)T: Nucleic acid-binding proteinsF: Ribosomal_S4eECOD (1.6)
E [auth SF]40S_S4_Ce6lqpSF1 A: beta barrelsX: SH3H: SH3T: SH3F: 40S_S4_CECOD (1.6)
E [auth SF]RS4NTe6lqpSF2 A: a+b two layersX: beta-GraspH: Ubiquitin-relatedT: Alpha-L RNA-binding motifF: RS4NTECOD (1.6)
ZA [auth RA]ANAPC4_WD40_9e6lqpRA1 A: beta duplicates or obligate multimersX: beta-propeller-likeH: beta-propellerT: 8-bladedF: ANAPC4_WD40_9ECOD (1.6)
CB [auth RE]Nrap_D2e6lqpRE5 A: alpha arraysX: HhH/H2THH: SAM/DNA-glycosylaseT: PAP/OAS1 substrate-binding domainF: Nrap_D2ECOD (1.6)
CB [auth RE]Nrap_D5e6lqpRE4 A: alpha arraysX: HhH/H2THH: SAM/DNA-glycosylaseT: PAP/OAS1 substrate-binding domainF: Nrap_D5ECOD (1.6)
CB [auth RE]Nrap_D3e6lqpRE1 A: a+b two layersX: Alpha-beta plaitsH: PAP/Archaeal CCA-adding enzyme, C-terminal domain (From Topology)T: PAP/Archaeal CCA-adding enzyme, C-terminal domainF: Nrap_D3ECOD (1.6)
CB [auth RE]Nrap_D6e6lqpRE2 A: a+b two layersX: Alpha-beta plaitsH: PAP/Archaeal CCA-adding enzyme, C-terminal domain (From Topology)T: PAP/Archaeal CCA-adding enzyme, C-terminal domainF: Nrap_D6ECOD (1.6)
CB [auth RE]Nrape6lqpRE6 A: a+b three layersX: Nucleotidyltransferase-likeH: Nucleotidyltransferase (From Topology)T: NucleotidyltransferaseF: NrapECOD (1.6)
CB [auth RE]Nrap_D4e6lqpRE3 A: a+b three layersX: Nucleotidyltransferase-likeH: Nucleotidyltransferase (From Topology)T: NucleotidyltransferaseF: Nrap_D4ECOD (1.6)
DB [auth RF]KOG4008e6lqpRF1 A: a+b two layersX: Alpha-beta plaitsH: RNA-binding domain, RBD (From Topology)T: RNA-binding domain, RBDF: KOG4008ECOD (1.6)
EB [auth RG]EMG1e6lqpRG1 A: a/b three-layered sandwichesX: alpha/beta knot (From Topology)H: alpha/beta knot (From Topology)T: alpha/beta knotF: EMG1ECOD (1.6)
FB [auth RH]EMG1e6lqpRH1 A: a/b three-layered sandwichesX: alpha/beta knot (From Topology)H: alpha/beta knot (From Topology)T: alpha/beta knotF: EMG1ECOD (1.6)
GB [auth RI]Ribosomal_L1_2nde6lqpRI2 A: a+b two layersX: a+b domain in Ribosomal protein L1 (From Topology)H: a+b domain in Ribosomal protein L1 (From Topology)T: a+b domain in Ribosomal protein L1F: Ribosomal_L1_2ndECOD (1.6)
GB [auth RI]Ribosomal_L1_1st_1e6lqpRI1 A: a/b three-layered sandwichesX: Flavodoxin-likeH: Rossmann-like domain in Ribosomal protein L1 (From Topology)T: Rossmann-like domain in Ribosomal protein L1F: Ribosomal_L1_1st_1ECOD (1.6)
IB [auth RK]RTCe6lqpRK2 A: a+b two layersX: IF3-likeH: EPT/RTPC-like (From Topology)T: EPT/RTPC-likeF: RTCECOD (1.6)
IB [auth RK]RTC_inserte6lqpRK1 A: a+b three layersX: Thioredoxin-likeH: RNA 3'-terminal phosphate cyclase, RPTC, insert domain (From Topology)T: RNA 3'-terminal phosphate cyclase, RPTC, insert domainF: RTC_insertECOD (1.6)
JB [auth RL]tRNA_bind_2e6lqpRL4 A: alpha arraysX: HTHH: HTHT: tri-helicalF: tRNA_bind_2ECOD (1.6)
JB [auth RL]GNAT_acetyltr_2e6lqpRL1 A: a+b three layersX: Nat/IvyH: Acyl-CoA N-acyltransferases (Nat) (From Topology)T: Acyl-CoA N-acyltransferases (Nat)F: GNAT_acetyltr_2ECOD (1.6)
JB [auth RL]DUF1726e6lqpRL3 A: a/b three-layered sandwichesX: P-loop domains-likeH: P-loop domains-relatedT: P-loop containing nucleoside triphosphate hydrolasesF: DUF1726ECOD (1.6)
JB [auth RL]Helicase_RecDe6lqpRL2 A: a/b three-layered sandwichesX: P-loop domains-likeH: P-loop domains-relatedT: P-loop containing nucleoside triphosphate hydrolasesF: Helicase_RecDECOD (1.6)
KB [auth RM]tRNA_bind_2e6lqpRM4 A: alpha arraysX: HTHH: HTHT: tri-helicalF: tRNA_bind_2ECOD (1.6)
KB [auth RM]GNAT_acetyltr_2e6lqpRM1 A: a+b three layersX: Nat/IvyH: Acyl-CoA N-acyltransferases (Nat) (From Topology)T: Acyl-CoA N-acyltransferases (Nat)F: GNAT_acetyltr_2ECOD (1.6)
KB [auth RM]DUF1726e6lqpRM3 A: a/b three-layered sandwichesX: P-loop domains-likeH: P-loop domains-relatedT: P-loop containing nucleoside triphosphate hydrolasesF: DUF1726ECOD (1.6)
KB [auth RM]Helicase_RecDe6lqpRM2 A: a/b three-layered sandwichesX: P-loop domains-likeH: P-loop domains-relatedT: P-loop containing nucleoside triphosphate hydrolasesF: Helicase_RecDECOD (1.6)
F [auth SG]Ribosomal_S7_1e6lqpSG1 A: alpha arraysX: Ribosomal protein S7 (From Topology)H: Ribosomal protein S7 (From Topology)T: Ribosomal protein S7F: Ribosomal_S7_1ECOD (1.6)
PB [auth RS]Bystine6lqpRS1 A: alpha superhelicesX: Repetitive alpha hairpinsH: ARM repeat (From Topology)T: ARM repeatF: BystinECOD (1.6)
QB [auth RT]KH_1e6lqpRT1 A: a+b two layersX: Alpha-lytic protease prodomain-likeH: KH-domainsT: Eukaryotic type KH-domain (KH-domain type I)F: KH_1ECOD (1.6)
QB [auth RT]KOG3273e6lqpRT2 A: a+b two layersX: Alpha-lytic protease prodomain-likeH: KH-domainsT: Eukaryotic type KH-domain (KH-domain type I)F: KOG3273ECOD (1.6)
G [auth SH]Ribosomal_S6ee6lqpSH1 A: beta barrelsX: Ribosomal protein L25-likeH: Ribosomal protein L25-like (From Topology)T: Ribosomal protein L25-likeF: Ribosomal_S6eECOD (1.6)
H [auth SI]Ribosomal_S7e_Ne6lqpSI2 A: a+b two layersX: Alpha-lytic protease prodomain-likeH: 40S ribosomal protein S7-A (From Topology)T: 40S ribosomal protein S7-AF: Ribosomal_S7e_NECOD (1.6)
H [auth SI]Ribosomal_S7e_C_2e6lqpSI1 A: a+b two layersX: Alpha-lytic protease prodomain-likeH: 40S ribosomal protein S7-A (From Topology)T: 40S ribosomal protein S7-AF: Ribosomal_S7e_C_2ECOD (1.6)
I [auth SJ]Ribosomal_S8ee6lqpSJ1 A: beta barrelsX: Ribosomal protein L14-likeH: Ribosomal protein L14-related (From Topology)T: Ribosomal protein L14-relatedF: Ribosomal_S8eECOD (1.6)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
J [auth SK]PF00163Ribosomal protein S4/S9 N-terminal domain (Ribosomal_S4)Ribosomal protein S4/S9 N-terminal domain- Family
J [auth SK]PF01479S4 domain (S4)S4 domainThe S4 domain is a small domain consisting of 60-65 amino acid residues that was detected in the bacterial ribosomal protein S4, eukaryotic ribosomal S9, two families of pseudouridine synthases, a novel family of predicted RNA methylases, a yeast pro ...The S4 domain is a small domain consisting of 60-65 amino acid residues that was detected in the bacterial ribosomal protein S4, eukaryotic ribosomal S9, two families of pseudouridine synthases, a novel family of predicted RNA methylases, a yeast protein containing a pseudouridine synthetase and a deaminase domain, bacterial tyrosyl-tRNA synthetases, and a number of uncharacterized, small proteins that may be involved in translation regulation [1]. The S4 domain probably mediates binding to RNA.
Domain
K [auth SM]PF16205Ribosomal_S17 N-terminal (Ribosomal_S17_N)Ribosomal_S17 N-terminal- Family
K [auth SM]PF00366Ribosomal protein S17 (Ribosomal_S17)Ribosomal protein S17- Domain
L [auth SN]PF01248Ribosomal protein L7Ae/L30e/S12e/Gadd45 family (Ribosomal_L7Ae)Ribosomal protein L7Ae/L30e/S12e/Gadd45 familyThis family includes: Ribosomal L7A from metazoa, Ribosomal L8-A and L8-B from fungi, 30S ribosomal protein HS6 from archaebacteria, 40S ribosomal protein S12 from eukaryotes, Ribosomal protein L30 from eukaryotes and archaebacteria. Gadd45 and MyD11 ...This family includes: Ribosomal L7A from metazoa, Ribosomal L8-A and L8-B from fungi, 30S ribosomal protein HS6 from archaebacteria, 40S ribosomal protein S12 from eukaryotes, Ribosomal protein L30 from eukaryotes and archaebacteria. Gadd45 and MyD118 [1].
Domain
M [auth SO]PF08069Ribosomal S13/S15 N-terminal domain (Ribosomal_S13_N)Ribosomal S13/S15 N-terminal domainThis domain is found at the N-terminus of ribosomal S13 and S15 proteins. This domain is also identified as NUC021 [1].Domain
M [auth SO]PF00312Ribosomal protein S15 (Ribosomal_S15)Ribosomal protein S15- Domain
N [auth SP]PF00411Ribosomal protein S11 (Ribosomal_S11)Ribosomal protein S11- Family
O [auth SR]PF00380Ribosomal protein S9/S16 (Ribosomal_S9)Ribosomal protein S9/S16- Family
P [auth ST]PF00416Ribosomal protein S13/S18 (Ribosomal_S13)Ribosomal protein S13/S18- Family
Q [auth SX]PF00410Ribosomal protein S8 (Ribosomal_S8)Ribosomal protein S8- Domain
R [auth SY]PF00164Ribosomal protein S12/S23 (Ribosom_S12_S23)Ribosomal protein S12/S23- Family
S [auth SZ]PF01282Ribosomal protein S24e (Ribosomal_S24e)Ribosomal protein S24e- Family
T [auth Sc]PF01667Ribosomal protein S27 (Ribosomal_S27e)Ribosomal protein S27- Family
U [auth Sd]PF01200Ribosomal protein S28e (Ribosomal_S28e)Ribosomal protein S28e- Family
V [auth 3B],
W [auth 3C]
PF01269Fibrillarin (Fibrillarin)Fibrillarin- Domain
X [auth 3D]PF08156NOP5NT (NUC127) domain (NOP5NT)NOP5NT (NUC127) domainThis N terminal domain is found in RNA-binding proteins of the NOP5 family [1].Domain
X [auth 3D]PF01798snoRNA binding domain, fibrillarin (Nop)snoRNA binding domain, fibrillarin- Family
Y [auth 3E]PF08156NOP5NT (NUC127) domain (NOP5NT)NOP5NT (NUC127) domainThis N terminal domain is found in RNA-binding proteins of the NOP5 family [1].Domain
Y [auth 3E]PF01798snoRNA binding domain, fibrillarin (Nop)snoRNA binding domain, fibrillarin- Family
Z [auth 3F]PF00400WD domain, G-beta repeat (WD40)WD domain, G-beta repeat- Repeat
AA [auth 3G],
BA [auth 3H]
PF01248Ribosomal protein L7Ae/L30e/S12e/Gadd45 family (Ribosomal_L7Ae)Ribosomal protein L7Ae/L30e/S12e/Gadd45 familyThis family includes: Ribosomal L7A from metazoa, Ribosomal L8-A and L8-B from fungi, 30S ribosomal protein HS6 from archaebacteria, 40S ribosomal protein S12 from eukaryotes, Ribosomal protein L30 from eukaryotes and archaebacteria. Gadd45 and MyD11 ...This family includes: Ribosomal L7A from metazoa, Ribosomal L8-A and L8-B from fungi, 30S ribosomal protein HS6 from archaebacteria, 40S ribosomal protein S12 from eukaryotes, Ribosomal protein L30 from eukaryotes and archaebacteria. Gadd45 and MyD118 [1].
Domain
CA [auth A4]PF00400WD domain, G-beta repeat (WD40)WD domain, G-beta repeat- Repeat
DA [auth A5]PF04003Dip2/Utp12 Family (Utp12)Dip2/Utp12 Family- Family
EA [auth A8]PF10395Utp8 family (Utp8)Utp8 family- Family
GA [auth AE]PF08146BP28CT (NUC211) domain (BP28CT)BP28CT (NUC211) domainThis C terminal domain is found in BAP28-like nucleolar proteins [1].Domain
GA [auth AE]PF12397U3 small nucleolar RNA-associated protein 10 (U3snoRNP10)U3 small nucleolar RNA-associated protein 10- Family
HA [auth AF]PF09384UTP15 C terminal (UTP15_C)UTP15 C terminal- Family
HA [auth AF]PF00400WD domain, G-beta repeat (WD40)WD domain, G-beta repeat- Repeat
IA [auth AG]PF00400WD domain, G-beta repeat (WD40)WD domain, G-beta repeat- Repeat
JA [auth B1]PF04003Dip2/Utp12 Family (Utp12)Dip2/Utp12 Family- Family
JA [auth B1]PF00400WD domain, G-beta repeat (WD40)WD domain, G-beta repeat- Repeat
KA [auth B2]PF04003Dip2/Utp12 Family (Utp12)Dip2/Utp12 Family- Family
KA [auth B2]PF00400WD domain, G-beta repeat (WD40)WD domain, G-beta repeat- Repeat
LA [auth B3]PF00400WD domain, G-beta repeat (WD40)WD domain, G-beta repeat- Repeat
LA [auth B3]PF08625Utp13 specific WD40 associated domain (Utp13)Utp13 specific WD40 associated domainUtp13 is a component of the five protein Pwp2 complex that forms part of a stable particle subunit independent of the U3 small nucleolar ribonucleoprotein that is essential for the initial assembly steps of the 90S pre-ribosome [1]. Pwp2 is capable o ...Utp13 is a component of the five protein Pwp2 complex that forms part of a stable particle subunit independent of the U3 small nucleolar ribonucleoprotein that is essential for the initial assembly steps of the 90S pre-ribosome [1]. Pwp2 is capable of interacting directly with the 35 S pre-rRNA 5' end [1].
Domain
MA [auth B8]PF00400WD domain, G-beta repeat (WD40)WD domain, G-beta repeat- Repeat
NA [auth BE]PF04192Utp21 specific WD40 associated putative domain (Utp21)Utp21 specific WD40 associated putative domainUtp21 is a subunit of U3 snoRNP, which is essential for synthesis of 18S rRNA.Domain
NA [auth BE]PF00400WD domain, G-beta repeat (WD40)WD domain, G-beta repeat- Repeat
OA [auth B6]PF08640U3 small nucleolar RNA-associated protein 6 (U3_assoc_6)U3 small nucleolar RNA-associated protein 6- Family
D [auth SC]PF01015Ribosomal S3Ae family (Ribosomal_S3Ae)Ribosomal S3Ae family- Family
PA [auth 5B]PF08297U3 snoRNA associated (U3_snoRNA_assoc)U3 snoRNA associated- Family
QA [auth 5C]PF08149BING4CT (NUC141) domain (BING4CT)BING4CT (NUC141) domainThis C terminal domain is found in the BING4 family of nucleolar WD40 repeat proteins [1].Domain
QA [auth 5C]PF00400WD domain, G-beta repeat (WD40)WD domain, G-beta repeat- Repeat
RA [auth 5D]PF03998Utp11 protein (Utp11)Utp11 protein- Family
SA [auth 5E]PF04006Mpp10 protein (Mpp10)Mpp10 protein- Family
TA [auth 5F]PF00163Ribosomal protein S4/S9 N-terminal domain (Ribosomal_S4)Ribosomal protein S4/S9 N-terminal domain- Family
TA [auth 5F]PF01479S4 domain (S4)S4 domainThe S4 domain is a small domain consisting of 60-65 amino acid residues that was detected in the bacterial ribosomal protein S4, eukaryotic ribosomal S9, two families of pseudouridine synthases, a novel family of predicted RNA methylases, a yeast pro ...The S4 domain is a small domain consisting of 60-65 amino acid residues that was detected in the bacterial ribosomal protein S4, eukaryotic ribosomal S9, two families of pseudouridine synthases, a novel family of predicted RNA methylases, a yeast protein containing a pseudouridine synthetase and a deaminase domain, bacterial tyrosyl-tRNA synthetases, and a number of uncharacterized, small proteins that may be involved in translation regulation [1]. The S4 domain probably mediates binding to RNA.
Domain
UA [auth 5G]PF04427Brix domain (Brix)Brix domain- Domain
VA [auth 5H]PF09368Sas10 C-terminal domain (Sas10)Sas10 C-terminal domainSas10 is an Essential subunit of U3-containing Small Subunit (SSU) processome complex involved in the production of the 18S rRNA and assembly of the small ribosomal subunit.Domain
WA [auth 5I]PF04158Sof1-like domain (Sof1)Sof1-like domain- Family
WA [auth 5I]PF00400WD domain, G-beta repeat (WD40)WD domain, G-beta repeat- Repeat
YA [auth 5K]PF04900Fcf1 (Fcf1)Fcf1- Family
E [auth SF]PF00900Ribosomal family S4e (Ribosomal_S4e)Ribosomal family S4e- Family
E [auth SF]PF1612140S ribosomal protein S4 C-terminus (40S_S4_C)40S ribosomal protein S4 C-terminus- Family
E [auth SF]PF08071RS4NT (NUC023) domain (RS4NT)RS4NT (NUC023) domainThis is the N-terminal domain of Ribosomal S4 / S4e proteins. This domain is associated with S4 and KOW domains [1].Domain
E [auth SF]PF01479S4 domain (S4)S4 domainThe S4 domain is a small domain consisting of 60-65 amino acid residues that was detected in the bacterial ribosomal protein S4, eukaryotic ribosomal S9, two families of pseudouridine synthases, a novel family of predicted RNA methylases, a yeast pro ...The S4 domain is a small domain consisting of 60-65 amino acid residues that was detected in the bacterial ribosomal protein S4, eukaryotic ribosomal S9, two families of pseudouridine synthases, a novel family of predicted RNA methylases, a yeast protein containing a pseudouridine synthetase and a deaminase domain, bacterial tyrosyl-tRNA synthetases, and a number of uncharacterized, small proteins that may be involved in translation regulation [1]. The S4 domain probably mediates binding to RNA.
Domain
E [auth SF]PF00467KOW motif (KOW)KOW motif- Family
BB [auth RC]PF17903Krr1 KH1 domain (KH_8)Krr1 KH1 domainThis entry represents the first KH domain in the KRR1 protein [1]. Krr1 is a ribosomal assembly factor. The KH1 domain is a divergent KH domain that lacks the RNA-binding GXXG motif and is involved in binding another assembly factor, Kri1 [1].Domain
BB [auth RC]PF21800KRR1 small subunit processome component, second KH domain (KRR1-like_KH2)KRR1 small subunit processome component, second KH domainThis is the second K homology domain (KH2) found in KRR1 small subunit processome component from the fungus Chaetomium thermophilum and similar eukaryotic sequences.Domain
CB [auth RE]PF03813Nrap protein domain 1 (Nrap)Nrap protein domain 1Members of this family are nucleolar RNA-associated proteins (Nrap) which are highly conserved from yeast (Saccharomyces cerevisiae) to human. In the mouse, Nrap is ubiquitously expressed and is specifically localised in the nucleolus [1]. Nrap is a ...Members of this family are nucleolar RNA-associated proteins (Nrap) which are highly conserved from yeast (Saccharomyces cerevisiae) to human. In the mouse, Nrap is ubiquitously expressed and is specifically localised in the nucleolus [1]. Nrap is a large nucleolar protein (of more than 1000 amino acids). Nrap appears to be associated with ribosome biogenesis by interacting with pre-rRNA primary transcript [1]. This domain has a nucleotidyltransferase structure.
Domain
CB [auth RE]PF17403Nrap protein PAP/OAS-like domain (Nrap_D2)Nrap protein PAP/OAS-like domainMembers of this family are nucleolar RNA-associated proteins (Nrap) which are highly conserved from yeast (Saccharomyces cerevisiae) to human. In the mouse, Nrap is ubiquitously expressed and is specifically localised in the nucleolus [1]. Nrap is a ...Members of this family are nucleolar RNA-associated proteins (Nrap) which are highly conserved from yeast (Saccharomyces cerevisiae) to human. In the mouse, Nrap is ubiquitously expressed and is specifically localised in the nucleolus [1]. Nrap is a large nucleolar protein (of more than 1000 amino acids). Nrap appears to be associated with ribosome biogenesis by interacting with pre-rRNA primary transcript [1].
Domain
CB [auth RE]PF17406Nrap protein PAP/OAS1-like domain 5 (Nrap_D5)Nrap protein PAP/OAS1-like domain 5Members of this family are nucleolar RNA-associated proteins (Nrap) which are highly conserved from yeast (Saccharomyces cerevisiae) to human. In the mouse, Nrap is ubiquitously expressed and is specifically localised in the nucleolus [1]. Nrap is a ...Members of this family are nucleolar RNA-associated proteins (Nrap) which are highly conserved from yeast (Saccharomyces cerevisiae) to human. In the mouse, Nrap is ubiquitously expressed and is specifically localised in the nucleolus [1]. Nrap is a large nucleolar protein (of more than 1000 amino acids). Nrap appears to be associated with ribosome biogenesis by interacting with pre-rRNA primary transcript [1].
Domain
CB [auth RE]PF17407Nrap protein domain 6 (Nrap_D6)Nrap protein domain 6Members of this family are nucleolar RNA-associated proteins (Nrap) which are highly conserved from yeast (Saccharomyces cerevisiae) to human. In the mouse, Nrap is ubiquitously expressed and is specifically localised in the nucleolus [1]. Nrap is a ...Members of this family are nucleolar RNA-associated proteins (Nrap) which are highly conserved from yeast (Saccharomyces cerevisiae) to human. In the mouse, Nrap is ubiquitously expressed and is specifically localised in the nucleolus [1]. Nrap is a large nucleolar protein (of more than 1000 amino acids). Nrap appears to be associated with ribosome biogenesis by interacting with pre-rRNA primary transcript [1].
Domain
CB [auth RE]PF17404Nrap protein domain 3 (Nrap_D3)Nrap protein domain 3Members of this family are nucleolar RNA-associated proteins (Nrap) which are highly conserved from yeast (Saccharomyces cerevisiae) to human. In the mouse, Nrap is ubiquitously expressed and is specifically localised in the nucleolus [1]. Nrap is a ...Members of this family are nucleolar RNA-associated proteins (Nrap) which are highly conserved from yeast (Saccharomyces cerevisiae) to human. In the mouse, Nrap is ubiquitously expressed and is specifically localised in the nucleolus [1]. Nrap is a large nucleolar protein (of more than 1000 amino acids). Nrap appears to be associated with ribosome biogenesis by interacting with pre-rRNA primary transcript [1].
Domain
CB [auth RE]PF17405Nrap protein nucleotidyltransferase domain 4 (Nrap_D4)Nrap protein nucleotidyltransferase domain 4Members of this family are nucleolar RNA-associated proteins (Nrap) which are highly conserved from yeast (Saccharomyces cerevisiae) to human. In the mouse, Nrap is ubiquitously expressed and is specifically localised in the nucleolus [1]. Nrap is a ...Members of this family are nucleolar RNA-associated proteins (Nrap) which are highly conserved from yeast (Saccharomyces cerevisiae) to human. In the mouse, Nrap is ubiquitously expressed and is specifically localised in the nucleolus [1]. Nrap is a large nucleolar protein (of more than 1000 amino acids). Nrap appears to be associated with ribosome biogenesis by interacting with pre-rRNA primary transcript [1].
Domain
DB [auth RF]PF17799Rrp7 RRM-like N-terminal domain (RRM_Rrp7)Rrp7 RRM-like N-terminal domainThis domain corresponds to the N-terminal RNA-binding domain found in the Rrp7 protein. It has an RRM-like fold with a circular permutation [1].Domain
DB [auth RF]PF12923Ribosomal RNA-processing protein 7 (RRP7) C-terminal domain (RRP7)Ribosomal RNA-processing protein 7 (RRP7) C-terminal domainRRP7 is an essential protein in yeast that is involved in pre-rRNA processing and ribosome assembly [1]. It is speculated to be required for correct assembly of rpS27 into the pre-ribosomal particle [1-2].Domain
EB [auth RG],
FB [auth RH]
PF03587EMG1/NEP1 methyltransferase (EMG1)EMG1/NEP1 methyltransferase- Family
GB [auth RI]PF00687Ribosomal protein L1p/L10e family (Ribosomal_L1)Ribosomal protein L1p/L10e familyThis family includes prokaryotic L1 and eukaryotic L10.Domain
HB [auth RJ]PF08142AARP2CN (NUC121) domain (AARP2CN)AARP2CN (NUC121) domainThis domain is the central domain of AARP2. It is weakly similar to the GTP-binding domain of elongation factor TU [1].Domain
HB [auth RJ]PF00004ATPase family associated with various cellular activities (AAA) (AAA)ATPase family associated with various cellular activities (AAA)AAA family proteins often perform chaperone-like functions that assist in the assembly, operation, or disassembly of protein complexes [2].Domain
IB [auth RK]PF05189RNA 3'-terminal phosphate cyclase (RTC), insert domain (RTC_insert)RNA 3'-terminal phosphate cyclase (RTC), insert domainRNA cyclases are a family of RNA-modifying enzymes that are conserved in all cellular organisms. They catalyse the ATP-dependent conversion of the 3'-phosphate to the 2',3'-cyclic phosphodiester at the end of RNA, in a reaction involving formation o ...RNA cyclases are a family of RNA-modifying enzymes that are conserved in all cellular organisms. They catalyse the ATP-dependent conversion of the 3'-phosphate to the 2',3'-cyclic phosphodiester at the end of RNA, in a reaction involving formation of the covalent AMP-cyclase intermediate [1]. The structure of RTC demonstrates that RTCs are comprised two domain. The larger domain contains an insert domain of approximately 100 amino acids [1].
Domain
IB [auth RK]PF01137RNA 3'-terminal phosphate cyclase (RTC)RNA 3'-terminal phosphate cyclaseRNA cyclases are a family of RNA-modifying enzymes that are conserved in all cellular organisms. They catalyse the ATP-dependent conversion of the 3'-phosphate to the 2',3'-cyclic phosphodiester at the end of RNA, in a reaction involving formation o ...RNA cyclases are a family of RNA-modifying enzymes that are conserved in all cellular organisms. They catalyse the ATP-dependent conversion of the 3'-phosphate to the 2',3'-cyclic phosphodiester at the end of RNA, in a reaction involving formation of the covalent AMP-cyclase intermediate [1]. The structure of RTC demonstrates that RTCs are comprised two domain. The larger domain contains an insert domain of approximately 100 amino acids [1].
Domain
JB [auth RL],
KB [auth RM]
PF13725Possible tRNA binding domain (tRNA_bind_2)Possible tRNA binding domain- Family
JB [auth RL],
KB [auth RM]
PF08351tRNA(Met) cytidine acetyltransferase TmcA, N-terminal (TmcA_N)tRNA(Met) cytidine acetyltransferase TmcA, N-terminal- Family
JB [auth RL],
KB [auth RM]
PF13718GNAT acetyltransferase 2 (GNAT_acetyltr_2)GNAT acetyltransferase 2- Family
JB [auth RL],
KB [auth RM]
PF05127Helicase (Helicase_RecD)HelicaseThis domain contains a P-loop (Walker A) motif, suggesting that it has ATPase activity, and a Walker B motif. In tRNA(Met) cytidine acetyltransferase (TmcA) it may function as an RNA helicase motor (driven by ATP hydrolysis) which delivers the wobble ...This domain contains a P-loop (Walker A) motif, suggesting that it has ATPase activity, and a Walker B motif. In tRNA(Met) cytidine acetyltransferase (TmcA) it may function as an RNA helicase motor (driven by ATP hydrolysis) which delivers the wobble base to the active centre of the GCN5-related N-acetyltransferase (GNAT) domain [1]. It is found in the bacterial exodeoxyribonuclease V alpha chain (RecD), which has 5'-3' helicase activity. It is structurally similar to the motor domain 1A in other SF1 helicases [2].
Domain
F [auth SG]PF00177Ribosomal protein S7p/S5e (Ribosomal_S7)Ribosomal protein S7p/S5eThis family contains ribosomal protein S7 from prokaryotes and S5 from eukaryotes.Domain
MB [auth RO]PF03914CBF/Mak21 family (CBF)CBF/Mak21 family- Repeat
NB [auth RP]PF07539U3 small nucleolar RNA-associated protein 20, N-terminal (UTP20_N)U3 small nucleolar RNA-associated protein 20, N-terminalThis domain is found towards the N-terminal of eukaryotic proteins including U3 small nucleolar RNA-associated protein 20 (UTP20) from yeast and the homologue from human, also known as DRIM (Down-Regulated In Metastasis) (Swiss:O75691), which is diff ...This domain is found towards the N-terminal of eukaryotic proteins including U3 small nucleolar RNA-associated protein 20 (UTP20) from yeast and the homologue from human, also known as DRIM (Down-Regulated In Metastasis) (Swiss:O75691), which is differentially expressed in metastatic and non-metastatic human breast carcinoma cells [1]. Proteins of this entry are involved in processing of non-coding RNA as components of of the small-subunit (SSU) processome; SSU processome is involved in the biogenesis of the 18S rRNA [2,3]. UTP20 is a huge alpha-solenoid structure that functions as a scaffold [4,5].
Domain
OB [auth RQ]PF04615Utp14 protein (Utp14)Utp14 protein- Family
PB [auth RS]PF05291Bystin (Bystin)Bystin- Family
SB [auth RW]PF17075Regular of rDNA transcription protein 14 (RRT14)Regular of rDNA transcription protein 14- Family
TB [auth RY]PF08164Apoptosis-antagonizing transcription factor, C-terminal (TRAUB)Apoptosis-antagonizing transcription factor, C-terminalThis C terminal domain is found in traube proteins [1]. This is the domain of the AATF proteins that interacts with BLOS2 or Ceap, that functions as an adaptor in processes such as protein and vesicle processing and transport, and perhaps transcripti ...This C terminal domain is found in traube proteins [1]. This is the domain of the AATF proteins that interacts with BLOS2 or Ceap, that functions as an adaptor in processes such as protein and vesicle processing and transport, and perhaps transcription.
Domain
G [auth SH]PF01092Ribosomal protein S6e (Ribosomal_S6e)Ribosomal protein S6e- Family
H [auth SI]PF01251Ribosomal protein S7e (Ribosomal_S7e)Ribosomal protein S7e- Family
I [auth SJ]PF01201Ribosomal protein S8e (Ribosomal_S8e)Ribosomal protein S8e- Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
A [auth 3A]U3 snoRNA---
J [auth SK]40S ribosomal protein S9-A
K [auth SM]40S ribosomal protein S11-A
L [auth SN]40S ribosomal protein S12
M [auth SO]40S ribosomal protein S13
N [auth SP]40S ribosomal protein S14-A
O [auth SR]40S ribosomal protein S16-A
P [auth ST]40S ribosomal protein S18-A
Q [auth SX]40S ribosomal protein S22-B
R [auth SY]40S ribosomal protein S23-A
S [auth SZ]40S ribosomal protein S24-A
B [auth 5A]5' ETS---
T [auth Sc]40S ribosomal protein S27-A
U [auth Sd]40S ribosomal protein S28-A
V [auth 3B],
W [auth 3C]
rRNA 2'-O-methyltransferase fibrillarin
X [auth 3D]Nucleolar protein 56
Y [auth 3E]Nucleolar protein 58
Z [auth 3F]Ribosomal RNA-processing protein 9
AA [auth 3G],
BA [auth 3H]
13 kDa ribonucleoprotein-associated protein
CA [auth A4]U3 small nucleolar RNA-associated protein 4-
DA [auth A5]U3 small nucleolar RNA-associated protein 5-
EA [auth A8]U3 small nucleolar RNA-associated protein 8
C [auth SA]18S pre-rRNA---
FA [auth A9]U3 small nucleolar RNA-associated protein 9
GA [auth AE]U3 small nucleolar RNA-associated protein 10
HA [auth AF]U3 small nucleolar RNA-associated protein 15
IA [auth AG]NET1-associated nuclear protein 1
JA [auth B1]Periodic tryptophan protein 2
KA [auth B2]U3 small nucleolar RNA-associated protein 12
LA [auth B3]U3 small nucleolar RNA-associated protein 13
MA [auth B8]U3 small nucleolar RNA-associated protein 18-
NA [auth BE]U3 small nucleolar RNA-associated protein 21-
OA [auth B6]U3 small nucleolar RNA-associated protein 6
D [auth SC]40S ribosomal protein S1-A
PA [auth 5B]Bud site selection protein 21
QA [auth 5C]U3 small nucleolar RNA-associated protein 7-
RA [auth 5D]U3 small nucleolar RNA-associated protein 11-
SA [auth 5E]U3 small nucleolar RNA-associated protein MPP10
TA [auth 5F]U3 small nucleolar ribonucleoprotein protein IMP3
UA [auth 5G]U3 small nucleolar ribonucleoprotein protein IMP4
VA [auth 5H]Something about silencing protein 10
WA [auth 5I]Protein SOF1
XA [auth 5J]rRNA-processing protein FCF2-
YA [auth 5K]rRNA-processing protein FCF1
E [auth SF]40S ribosomal protein S4-A
ZA [auth RA]Ribosome biogenesis protein ENP2-
AB [auth RB]U3 small nucleolar ribonucleoprotein protein LCP5-
BB [auth RC]KRR1 small subunit processome component
CB [auth RE]U3 small nucleolar RNA-associated protein 22
DB [auth RF]Ribosomal RNA-processing protein 7
EB [auth RG],
FB [auth RH]
Ribosomal RNA small subunit methyltransferase NEP1
GB [auth RI]Ribosome biogenesis protein UTP30
HB [auth RJ]Ribosome biogenesis protein BMS1
IB [auth RK]RNA 3'-terminal phosphate cyclase-like protein
JB [auth RL],
KB [auth RM]
RNA cytidine acetyltransferase
F [auth SG]40S ribosomal protein S5
LB [auth RN]Nucleolar complex protein 14
MB [auth RO]Nucleolar complex protein 4-
NB [auth RP]U3 small nucleolar RNA-associated protein 20
OB [auth RQ]U3 small nucleolar RNA-associated protein 14
PB [auth RS]Essential nuclear protein 1
QB [auth RT]Pno1---
RB [auth RV]Protein FAF1-
SB [auth RW]Regulator of rDNA transcription protein 14- -
TB [auth RY]Protein BFR2-
UB [auth X1]Unassigned helices---
G [auth SH]40S ribosomal protein S6-A
H [auth SI]40S ribosomal protein S7-A
I [auth SJ]40S ribosomal protein S8-A

InterPro: Protein Family Classification InterPro Database Homepage

ChainsAccessionNameType
J [auth SK]IPR002942RNA-binding S4 domainDomain
J [auth SK]IPR022801Small ribosomal subunit protein uS4Family
J [auth SK]IPR018079Small ribosomal subunit protein uS4, conserved siteConserved Site
J [auth SK]IPR001912Small ribosomal subunit protein uS4, N-terminalDomain
J [auth SK]IPR005710Small ribosomal subunit protein uS4, eukaryotic/archaealFamily
J [auth SK]IPR036986RNA-binding S4 domain superfamilyHomologous Superfamily
K [auth SM]IPR019979Small ribosomal subunit protein uS17, conserved siteConserved Site
K [auth SM]IPR032440Small ribosomal subunit protein uS17, N-terminalDomain
K [auth SM]IPR012340Nucleic acid-binding, OB-foldHomologous Superfamily
K [auth SM]IPR000266Small ribosomal subunit protein uS17Family
K [auth SM]IPR028333Small ribosomal subunit protein uS17, archaeal/eukaryoticFamily
L [auth SN]IPR000530Small ribosomal subunit protein eS12Family
L [auth SN]IPR004038Ribosomal protein eL8/eL30/eS12/Gadd45Domain
L [auth SN]IPR029064Ribosomal protein eL30-like superfamilyHomologous Superfamily
L [auth SN]IPR047860Small ribosomal subunit protein eS12, conserved siteConserved Site
M [auth SO]IPR012606Small ribosomal subunit protein uS15, N-terminalDomain
M [auth SO]IPR009068uS15/NS1, RNA-binding domain superfamilyHomologous Superfamily
M [auth SO]IPR000589Small ribosomal subunit protein uS15Family
M [auth SO]IPR023029Small ribosomal subunit protein uS15, archaea/eukaryotesFamily
N [auth SP]IPR001971Small ribosomal subunit protein uS11Family
N [auth SP]IPR036967Small ribosomal subunit protein uS11 superfamilyHomologous Superfamily
N [auth SP]IPR018102Small ribosomal subunit protein uS11, conserved siteConserved Site
O [auth SR]IPR020574Small ribosomal subunit protein uS9, conserved siteConserved Site
O [auth SR]IPR020568Ribosomal protein uS5 domain 2-type superfamilyHomologous Superfamily
O [auth SR]IPR000754Small ribosomal subunit protein uS9Family
O [auth SR]IPR014721Small ribosomal subunit protein uS5 domain 2-type fold, subgroupHomologous Superfamily
P [auth ST]IPR018269Small ribosomal subunit protein uS13, conserved siteConserved Site
P [auth ST]IPR027437Small ribosomal subunit protein uS13, C-terminalHomologous Superfamily
P [auth ST]IPR001892Small ribosomal subunit protein uS13Family
P [auth ST]IPR010979Small ribosomal subunit protein uS13-like, H2THHomologous Superfamily
Q [auth SX]IPR000630Small ribosomal subunit protein uS8Family
Q [auth SX]IPR047863Small ribosomal subunit protein uS8, conserved siteConserved Site
Q [auth SX]IPR035987Small ribosomal subunit protein uS8 superfamilyHomologous Superfamily
R [auth SY]IPR006032Small ribosomal subunit protein uS12Family
R [auth SY]IPR012340Nucleic acid-binding, OB-foldHomologous Superfamily
R [auth SY]IPR005680Small ribosomal subunit protein uS12, eukaryotic/archaealFamily
S [auth SZ]IPR001976Small ribosomal subunit protein eS24Family
S [auth SZ]IPR012678Ribosomal protein uL23/eL15/eS24 core domain superfamilyHomologous Superfamily
S [auth SZ]IPR018098Small ribosomal subunit protein eS24 conserved siteConserved Site
T [auth Sc]IPR023407Small ribosomal subunit protein eS27, zinc-binding domain superfamilyHomologous Superfamily
T [auth Sc]IPR000592Small ribosomal subunit protein eS27Family
T [auth Sc]IPR011332Zinc-binding ribosomal proteinHomologous Superfamily
U [auth Sd]IPR028626Ribosomal protein eS28 conserved siteConserved Site
U [auth Sd]IPR012340Nucleic acid-binding, OB-foldHomologous Superfamily
U [auth Sd]IPR000289Small ribosomal subunit protein eS28Family
V [auth 3B],
W [auth 3C]
IPR000692rRNA 2'-O-methyltransferase fibrillarin-likeFamily
V [auth 3B],
W [auth 3C]
IPR029063S-adenosyl-L-methionine-dependent methyltransferase superfamilyHomologous Superfamily
V [auth 3B],
W [auth 3C]
IPR020813Fibrillarin, conserved siteConserved Site
X [auth 3D]IPR042239Nop, C-terminal domainHomologous Superfamily
X [auth 3D]IPR012974Nucleolar protein 58/56, N-terminalDomain
X [auth 3D]IPR002687Nop domainDomain
X [auth 3D]IPR012976NOSICDomain
X [auth 3D]IPR036070Nop domain superfamilyHomologous Superfamily
X [auth 3D]IPR045056Nucleolar protein Nop56/Nop58Family
Y [auth 3E]IPR042239Nop, C-terminal domainHomologous Superfamily
Y [auth 3E]IPR012974Nucleolar protein 58/56, N-terminalDomain
Y [auth 3E]IPR002687Nop domainDomain
Y [auth 3E]IPR012976NOSICDomain
Y [auth 3E]IPR036070Nop domain superfamilyHomologous Superfamily
Y [auth 3E]IPR045056Nucleolar protein Nop56/Nop58Family
Z [auth 3F]IPR036322WD40-repeat-containing domain superfamilyHomologous Superfamily
Z [auth 3F]IPR039241Ribosomal RNA-processing protein Rrp9-likeFamily
Z [auth 3F]IPR001680WD40 repeatRepeat
Z [auth 3F]IPR015943WD40/YVTN repeat-like-containing domain superfamilyHomologous Superfamily
AA [auth 3G],
BA [auth 3H]
IPR002415H/ACA ribonucleoprotein complex, subunit Nhp2-likeFamily
AA [auth 3G],
BA [auth 3H]
IPR029064Ribosomal protein eL30-like superfamilyHomologous Superfamily
AA [auth 3G],
BA [auth 3H]
IPR018492Ribosomal protein eL8/Nhp2 familyFamily
AA [auth 3G],
BA [auth 3H]
IPR004038Ribosomal protein eL8/eL30/eS12/Gadd45Domain
AA [auth 3G],
BA [auth 3H]
IPR004037Large ribosomal subunit protein eL8-like, conserved siteConserved Site
CA [auth A4]IPR001680WD40 repeatRepeat
CA [auth A4]IPR036322WD40-repeat-containing domain superfamilyHomologous Superfamily
CA [auth A4]IPR015943WD40/YVTN repeat-like-containing domain superfamilyHomologous Superfamily
DA [auth A5]IPR007148Small-subunit processome, Utp12Domain
DA [auth A5]IPR036322WD40-repeat-containing domain superfamilyHomologous Superfamily
DA [auth A5]IPR015943WD40/YVTN repeat-like-containing domain superfamilyHomologous Superfamily
EA [auth A8]IPR018843U3 small nucleolar RNA-associated protein 8Family
FA [auth A9]IPR015943WD40/YVTN repeat-like-containing domain superfamilyHomologous Superfamily
GA [auth AE]IPR016024Armadillo-type foldHomologous Superfamily
GA [auth AE]IPR040191U3 small nucleolar RNA-associated protein 10Family
GA [auth AE]IPR021133HEAT, type 2Repeat
GA [auth AE]IPR011989Armadillo-like helicalHomologous Superfamily
GA [auth AE]IPR022125U3 small nucleolar RNA-associated protein 10, N-terminalDomain
GA [auth AE]IPR012954BP28, C-terminal domainDomain
HA [auth AF]IPR019775WD40 repeat, conserved siteConserved Site
HA [auth AF]IPR036322WD40-repeat-containing domain superfamilyHomologous Superfamily
HA [auth AF]IPR001680WD40 repeatRepeat
HA [auth AF]IPR018983U3 small nucleolar RNA-associated protein 15, C-terminalDomain
HA [auth AF]IPR015943WD40/YVTN repeat-like-containing domain superfamilyHomologous Superfamily
IA [auth AG]IPR036322WD40-repeat-containing domain superfamilyHomologous Superfamily
IA [auth AG]IPR001680WD40 repeatRepeat
IA [auth AG]IPR015943WD40/YVTN repeat-like-containing domain superfamilyHomologous Superfamily
JA [auth B1]IPR024977Anaphase-promoting complex subunit 4-like, WD40 domainDomain
JA [auth B1]IPR019775WD40 repeat, conserved siteConserved Site
JA [auth B1]IPR007148Small-subunit processome, Utp12Domain
JA [auth B1]IPR036322WD40-repeat-containing domain superfamilyHomologous Superfamily
JA [auth B1]IPR011047Quinoprotein alcohol dehydrogenase-like superfamilyHomologous Superfamily
JA [auth B1]IPR001680WD40 repeatRepeat
JA [auth B1]IPR020472G-protein beta WD-40 repeatRepeat
JA [auth B1]IPR015943WD40/YVTN repeat-like-containing domain superfamilyHomologous Superfamily
JA [auth B1]IPR027145Periodic tryptophan protein 2Family
KA [auth B2]IPR019775WD40 repeat, conserved siteConserved Site
KA [auth B2]IPR007148Small-subunit processome, Utp12Domain
KA [auth B2]IPR036322WD40-repeat-containing domain superfamilyHomologous Superfamily
KA [auth B2]IPR001680WD40 repeatRepeat
KA [auth B2]IPR020472G-protein beta WD-40 repeatRepeat
KA [auth B2]IPR015943WD40/YVTN repeat-like-containing domain superfamilyHomologous Superfamily
LA [auth B3]IPR019775WD40 repeat, conserved siteConserved Site
LA [auth B3]IPR013934U3 small nucleolar RNA-associated protein 13, C-terminalDomain
LA [auth B3]IPR036322WD40-repeat-containing domain superfamilyHomologous Superfamily
LA [auth B3]IPR001680WD40 repeatRepeat
LA [auth B3]IPR020472G-protein beta WD-40 repeatRepeat
LA [auth B3]IPR015943WD40/YVTN repeat-like-containing domain superfamilyHomologous Superfamily
MA [auth B8]IPR036322WD40-repeat-containing domain superfamilyHomologous Superfamily
MA [auth B8]IPR001680WD40 repeatRepeat
MA [auth B8]IPR015943WD40/YVTN repeat-like-containing domain superfamilyHomologous Superfamily
MA [auth B8]IPR045161U3 small nucleolar RNA-associated protein 18Family
NA [auth BE]IPR007319Small-subunit processome, Utp21Domain
NA [auth BE]IPR024977Anaphase-promoting complex subunit 4-like, WD40 domainDomain
NA [auth BE]IPR019775WD40 repeat, conserved siteConserved Site
NA [auth BE]IPR036322WD40-repeat-containing domain superfamilyHomologous Superfamily
NA [auth BE]IPR011047Quinoprotein alcohol dehydrogenase-like superfamilyHomologous Superfamily
NA [auth BE]IPR001680WD40 repeatRepeat
NA [auth BE]IPR015943WD40/YVTN repeat-like-containing domain superfamilyHomologous Superfamily
OA [auth B6]IPR011990Tetratricopeptide-like helical domain superfamilyHomologous Superfamily
OA [auth B6]IPR003107HAT (Half-A-TPR) repeatRepeat
OA [auth B6]IPR013949U3 small nucleolar RNA-associated protein 6Family
D [auth SC]IPR001593Small ribosomal subunit protein eS1Family
D [auth SC]IPR018281Small ribosomal subunit protein eS1, conserved siteConserved Site
D [auth SC]IPR027500Small ribosomal subunit protein eS1, eukaryotesFamily
PA [auth 5B]IPR013268U3 small nucleolar RNA-associated protein 16Family
QA [auth 5C]IPR019775WD40 repeat, conserved siteConserved Site
QA [auth 5C]IPR036322WD40-repeat-containing domain superfamilyHomologous Superfamily
QA [auth 5C]IPR012952BING4, C-terminal domainDomain
QA [auth 5C]IPR001680WD40 repeatRepeat
QA [auth 5C]IPR015943WD40/YVTN repeat-like-containing domain superfamilyHomologous Superfamily
QA [auth 5C]IPR040315WD repeat-containing protein WDR46/Utp7Family
RA [auth 5D]IPR007144Small-subunit processome, Utp11Family
SA [auth 5E]IPR012173U3 small nucleolar ribonucleoprotein complex, subunit Mpp10Family
TA [auth 5F]IPR002942RNA-binding S4 domainDomain
TA [auth 5F]IPR022801Small ribosomal subunit protein uS4Family
TA [auth 5F]IPR001912Small ribosomal subunit protein uS4, N-terminalDomain
TA [auth 5F]IPR036986RNA-binding S4 domain superfamilyHomologous Superfamily
UA [auth 5G]IPR044281U3 snoRNP protein/Ribosome production factor 1Family
UA [auth 5G]IPR007109Brix domainDomain
VA [auth 5H]IPR018972Sas10 C-terminal domainDomain
VA [auth 5H]IPR007146Sas10/Utp3/C1DFamily
WA [auth 5I]IPR001680WD40 repeatRepeat
WA [auth 5I]IPR007287Sof1-like proteinDomain
WA [auth 5I]IPR020472G-protein beta WD-40 repeatRepeat
WA [auth 5I]IPR036322WD40-repeat-containing domain superfamilyHomologous Superfamily
WA [auth 5I]IPR015943WD40/YVTN repeat-like-containing domain superfamilyHomologous Superfamily
XA [auth 5J]IPR039883Fcf2/DNTTIP2Family
XA [auth 5J]IPR014810Fcf2 pre-rRNA processing, C-terminalDomain
YA [auth 5K]IPR002716PIN domainDomain
YA [auth 5K]IPR029060PIN-like domain superfamilyHomologous Superfamily
YA [auth 5K]IPR006984rRNA-processing protein Fcf1/Utp23Family
YA [auth 5K]IPR037503rRNA-processing protein Fcf1, PIN domainDomain
E [auth SF]IPR018199Small ribosomal subunit protein eS4, N-terminal, conserved siteConserved Site
E [auth SF]IPR013843Small ribosomal subunit protein eS4, N-terminalDomain
E [auth SF]IPR032277Small ribosomal subunit protein eS4, C-terminal domainDomain
E [auth SF]IPR002942RNA-binding S4 domainDomain
E [auth SF]IPR013845Small ribosomal subunit protein eS4, central regionDomain
E [auth SF]IPR000876Small ribosomal subunit protein eS4Family
E [auth SF]IPR014722Large ribosomal subunit protein uL2, domain 2Homologous Superfamily
E [auth SF]IPR038237Small ribosomal subunit protein eS4, central domain superfamilyHomologous Superfamily
E [auth SF]IPR041982Small ribosomal subunit protein eS4, KOW domainDomain
E [auth SF]IPR036986RNA-binding S4 domain superfamilyHomologous Superfamily
E [auth SF]IPR005824KOWDomain
ZA [auth RA]IPR001680WD40 repeatRepeat
ZA [auth RA]IPR040382Nucleolar protein 10/Enp2Family
ZA [auth RA]IPR012580NUC153Domain
ZA [auth RA]IPR036322WD40-repeat-containing domain superfamilyHomologous Superfamily
ZA [auth RA]IPR015943WD40/YVTN repeat-like-containing domain superfamilyHomologous Superfamily
AB [auth RB]IPR007146Sas10/Utp3/C1DFamily
BB [auth RC]IPR041174KRR1 small subunit processome component, first KH domainDomain
BB [auth RC]IPR024166Ribosomal RNA assembly KRR1Family
BB [auth RC]IPR004087K Homology domainDomain
BB [auth RC]IPR048550KRR1 small subunit processome component, first KH domain, eukaryotesDomain
BB [auth RC]IPR036612K Homology domain, type 1 superfamilyHomologous Superfamily
BB [auth RC]IPR048548KRR1 small subunit processome component, second KH domainDomain
BB [auth RC]IPR048549KRR1 small subunit processome component, second KH domain, eukaryotesDomain
CB [auth RE]IPR035367Nrap protein, domain 2Domain
CB [auth RE]IPR035368Nrap protein, domain 3Domain
CB [auth RE]IPR035370Nrap protein, domain 5Domain
CB [auth RE]IPR005554NOL6/Upt22Family
CB [auth RE]IPR035369Nrap protein, domain 4Domain
CB [auth RE]IPR035082Nrap protein domain 1Domain
CB [auth RE]IPR035371Nrap protein, domain 6Domain
DB [auth RF]IPR040446Ribosomal RNA-processing protein 7Family
DB [auth RF]IPR040447Rrp7, RRM-like N-terminal domainDomain
DB [auth RF]IPR024326Ribosomal RNA-processing protein 7, C-terminal domainDomain
EB [auth RG],
FB [auth RH]
IPR029026tRNA (guanine-N1-)-methyltransferase, N-terminalHomologous Superfamily
EB [auth RG],
FB [auth RH]
IPR005304Ribosomal biogenesis, methyltransferase, EMG1/NEP1Family
EB [auth RG],
FB [auth RH]
IPR029028Alpha/beta knot methyltransferasesHomologous Superfamily
GB [auth RI]IPR023674Ribosomal protein uL1-likeHomologous Superfamily
GB [auth RI]IPR028364Ribosomal protein uL1/ribosomal biogenesis proteinFamily
HB [auth RJ]IPR007034Ribosome biogenesis protein BMS1/TSR1, C-terminalDomain
HB [auth RJ]IPR039761Ribosome biogenesis protein Bms1/Tsr1Family
HB [auth RJ]IPR003959ATPase, AAA-type, coreDomain
HB [auth RJ]IPR012948AARP2CNDomain
HB [auth RJ]IPR027417P-loop containing nucleoside triphosphate hydrolaseHomologous Superfamily
HB [auth RJ]IPR030387Bms1/Tsr1-type G domainDomain
HB [auth RJ]IPR037875Ribosome biogenesis protein Bms1, N-terminalDomain
IB [auth RK]IPR013792RNA 3'-terminal phosphate cyclase/enolpyruvate transferase, alpha/betaHomologous Superfamily
IB [auth RK]IPR023797RNA 3'-terminal phosphate cyclase domainDomain
IB [auth RK]IPR000228RNA 3'-terminal phosphate cyclaseFamily
IB [auth RK]IPR020719RNA 3'-terminal phosphate cyclase-like, conserved siteConserved Site
IB [auth RK]IPR037136RNA 3'-terminal phosphate cyclase domain superfamilyHomologous Superfamily
IB [auth RK]IPR016443RNA 3'-terminal phosphate cyclase type 2Family
IB [auth RK]IPR013791RNA 3'-terminal phosphate cyclase, insert domainDomain
IB [auth RK]IPR036553RNA 3'-terminal phosphate cyclase, insert domain superfamilyHomologous Superfamily
JB [auth RL],
KB [auth RM]
IPR027992Possible tRNA binding domainDomain
JB [auth RL],
KB [auth RM]
IPR032672TmcA/NAT10/Kre33Family
JB [auth RL],
KB [auth RM]
IPR013562tRNA(Met) cytidine acetyltransferase TmcA, N-terminalDomain
JB [auth RL],
KB [auth RM]
IPR033688RNA cytidine acetyltransferase NAT10Family
JB [auth RL],
KB [auth RM]
IPR000182GNAT domainDomain
JB [auth RL],
KB [auth RM]
IPR007807Helicase domainDomain
JB [auth RL],
KB [auth RM]
IPR027417P-loop containing nucleoside triphosphate hydrolaseHomologous Superfamily
F [auth SG]IPR020606Small ribosomal subunit protein uS7, conserved siteConserved Site
F [auth SG]IPR036823Small ribosomal subunit protein uS7 domain superfamilyHomologous Superfamily
F [auth SG]IPR000235Small ribosomal subunit protein uS7Family
F [auth SG]IPR023798Small ribosomal subunit protein uS7 domainDomain
F [auth SG]IPR005716Ribosomal protein uS7, eukaryotic/archaealFamily
LB [auth RN]IPR007276Nucleolar protein 14Family
MB [auth RO]IPR027193Nucleolar complex protein 4Family
MB [auth RO]IPR005612CCAAT-binding factorDomain
NB [auth RP]IPR016024Armadillo-type foldHomologous Superfamily
NB [auth RP]IPR011430U3 small nucleolar RNA-associated protein 20, N-terminalDomain
NB [auth RP]IPR011989Armadillo-like helicalHomologous Superfamily
NB [auth RP]IPR046523U3 small nucleolar RNA-associated protein 20, C-terminalDomain
OB [auth RQ]IPR006709Small-subunit processome, Utp14Family
PB [auth RS]IPR007955BystinFamily
SB [auth RW]IPR031404Regulator of rDNA transcription 14Family
TB [auth RY]IPR012617Apoptosis-antagonizing transcription factor, C-terminalDomain
TB [auth RY]IPR025160AATF leucine zipper-containing domainDomain
TB [auth RY]IPR039223Protein AATF/Bfr2Family
G [auth SH]IPR014401Small ribosomal subunit protein eS6-likeFamily
G [auth SH]IPR001377Small ribosomal subunit protein eS6Family
G [auth SH]IPR018282Small ribosomal subunit protein eS6, conserved siteConserved Site
H [auth SI]IPR000554Small ribosomal subunit protein eS7Family
H [auth SI]IPR047861Small ribosomal subunit protein eS7, conserved siteConserved Site
I [auth SJ]IPR001047Small ribosomal subunit protein eS8Family
I [auth SJ]IPR042563Small ribosomal subunit protein eS8 subdomain, eukaryotesHomologous Superfamily
I [auth SJ]IPR022309Ribosomal protein eS8/ribosomal biogenesis NSA2Family
I [auth SJ]IPR018283Small ribosomal subunit protein eS8, conserved siteConserved Site