Early cytoplasmic yeast pre-40S particle (purified with Tsr1 as bait)
Domain Annotation: SCOP2 Classification SCOP2 Database Homepage
| Chains | Type | Family Name | Domain Identifier | Family Identifier | Provenance Source (Version) |
|---|---|---|---|---|---|
| I | SCOP2B Superfamily | 50S Ribosomal protein L14-like | 8053083 | 3000433 | SCOP2B (2022-06-29) |
| G | SCOP2B Superfamily | GS N-terminal domain-like | 8053173 | 3000408 | SCOP2B (2022-06-29) |
| F | SCOP2B Superfamily | Ribosomal protein S7 | 8065993 | 3000799 | SCOP2B (2022-06-29) |
| E | SCOP2B Superfamily | Translation proteins SH3-like KOW motif containing domain | 8052760 | 3000334 | SCOP2B (2022-06-29) |
| E | SCOP2B Superfamily | Alpha-L RNA-binding motif | 8052758 | 3001473 | SCOP2B (2022-06-29) |
| E | SCOP2B Superfamily | Nucleic acid-binding proteins | 8052759 | 3000135 | SCOP2B (2022-06-29) |
| C [auth B] | SCOP2B Superfamily | Ribosomal S3Ae-like | 8053211 | 3002166 | SCOP2B (2022-06-29) |
| CA [auth e] | SCOP2B Superfamily | Ribosomal protein S30e-like | 8053451 | 3002190 | SCOP2B (2022-06-29) |
| AA [auth c] | SCOP2B Superfamily | Nucleic acid-binding proteins | 8063430 | 3000135 | SCOP2B (2022-06-29) |
| V [auth W] | SCOP2B Superfamily | Ribosomal protein S8 | 8096922 | 3000709 | SCOP2B (2022-06-29) |
| U [auth V] | SCOP2B Superfamily | Glucocorticoid receptor-like (DNA-binding domain) | 8053136 | 3000068 | SCOP2B (2022-06-29) |
| B [auth A] | SCOP2B Superfamily | SIS domain/Ribosomal protein S2-like | 8061280 | 3001397 | SCOP2B (2022-06-29) |
| R [auth S] | SCOP2B Superfamily | S13-like H2TH domain | 8098450 | 3000053 | SCOP2B (2022-06-29) |
| P [auth Q] | SCOP2B Superfamily | Ribosomal protein S5 domain 2-like | 8103366 | 3000100 | SCOP2B (2022-06-29) |
| O [auth P] | SCOP2B Superfamily | Ribosomal protein S19 | 8086076 | 3000686 | SCOP2B (2022-06-29) |
| N [auth O] | SCOP2B Superfamily | Translational machinery components | 8095805 | 3000571 | SCOP2B (2022-06-29) |
| M [auth N] | SCOP2B Superfamily | Homeodomain-like | 8052973 | 3000001 | SCOP2B (2022-06-29) |
| M [auth N] | SCOP2B Superfamily | S15/NS1 RNA-binding domain | 8052974 | 3001284 | SCOP2B (2022-06-29) |
| L [auth M] | SCOP2B Superfamily | L30e-like | 8096946 | 3001739 | SCOP2B (2022-06-29) |
| K [auth L] | SCOP2B Superfamily | Nucleic acid-binding proteins | 8052738 | 3000135 | SCOP2B (2022-06-29) |
| K [auth L] | SCOP2B Superfamily | Ribosomal S17 N-terminal domain-like | 8052736 | 3002138 | SCOP2B (2022-06-29) |
Domain Annotation: ECOD Classification ECOD Database Homepage
| Chains | Family Name | Domain Identifier | Architecture | Possible Homology | Homology | Topology | Family | Provenance Source (Version) |
|---|---|---|---|---|---|---|---|---|
| I | Ribosomal_S8e | e6y7cI1 | A: beta barrels | X: Ribosomal protein L14-like | H: Ribosomal protein L14-related (From Topology) | T: Ribosomal protein L14-related | F: Ribosomal_S8e | ECOD (1.6) |
| H | Ribosomal_S7e_N | e6y7cH2 | A: a+b two layers | X: Alpha-lytic protease prodomain-like | H: 40S ribosomal protein S7-A (From Topology) | T: 40S ribosomal protein S7-A | F: Ribosomal_S7e_N | ECOD (1.6) |
| H | Ribosomal_S7e_C_2 | e6y7cH1 | A: a+b two layers | X: Alpha-lytic protease prodomain-like | H: 40S ribosomal protein S7-A (From Topology) | T: 40S ribosomal protein S7-A | F: Ribosomal_S7e_C_2 | ECOD (1.6) |
| G | Ribosomal_S6e | e6y7cG1 | A: beta barrels | X: Ribosomal protein L25-like | H: Ribosomal protein L25-like (From Topology) | T: Ribosomal protein L25-like | F: Ribosomal_S6e | ECOD (1.6) |
| F | Ribosomal_S7_1 | e6y7cF1 | A: alpha arrays | X: Ribosomal protein S7 (From Topology) | H: Ribosomal protein S7 (From Topology) | T: Ribosomal protein S7 | F: Ribosomal_S7_1 | ECOD (1.6) |
| E | Ribosomal_S4e | e6y7cE2 | A: beta barrels | X: OB-fold | H: Nucleic acid-binding proteins (From Topology) | T: Nucleic acid-binding proteins | F: Ribosomal_S4e | ECOD (1.6) |
| E | 40S_S4_C | e6y7cE1 | A: beta barrels | X: SH3 | H: SH3 | T: SH3 | F: 40S_S4_C | ECOD (1.6) |
| E | RS4NT | e6y7cE3 | A: a+b two layers | X: beta-Grasp | H: Ubiquitin-related | T: Alpha-L RNA-binding motif | F: RS4NT | ECOD (1.6) |
| D [auth C] | Ribosomal_S5_C_1 | e6y7cC2 | A: a+b two layers | X: Ribosomal protein S5 domain 2-like (From Topology) | H: Ribosomal protein S5 domain 2-like (From Topology) | T: Ribosomal protein S5 domain 2-like | F: Ribosomal_S5_C_1 | ECOD (1.6) |
| D [auth C] | Ribosomal_S5_3 | e6y7cC3 | A: a+b two layers | X: dsRBD-like | H: dsRNA-binding domain-like (From Topology) | T: dsRNA-binding domain-like | F: Ribosomal_S5_3 | ECOD (1.6) |
| D [auth C] | Ribosomal_S5_2 | e6y7cC1 | A: extended segments | X: N-terminal region in 40S ribosomal protein rpS2 (S5p) (From Topology) | H: N-terminal region in 40S ribosomal protein rpS2 (S5p) (From Topology) | T: N-terminal region in 40S ribosomal protein rpS2 (S5p) | F: Ribosomal_S5_2 | ECOD (1.6) |
| GA [auth l] | Rio2_N | e6y7cl1 | A: alpha arrays | X: HTH | H: HTH | T: winged | F: Rio2_N | ECOD (1.6) |
| GA [auth l] | RIO1 | e6y7cl2 | A: a+b complex topology | X: Protein kinase/SAICAR synthase/ATP-grasp (From Homology) | H: Protein kinase/SAICAR synthase/ATP-grasp | T: Protein kinase | F: RIO1 | ECOD (1.6) |
| EA [auth i] | Bystin | e6y7ci1 | A: alpha superhelices | X: Repetitive alpha hairpins | H: ARM repeat (From Topology) | T: ARM repeat | F: Bystin | ECOD (1.6) |
| DA [auth h] | KH_1 | e6y7ch1 | A: a+b two layers | X: Alpha-lytic protease prodomain-like | H: KH-domains | T: Eukaryotic type KH-domain (KH-domain type I) | F: KH_1 | ECOD (1.6) |
| DA [auth h] | KOG3273 | e6y7ch2 | A: a+b two layers | X: Alpha-lytic protease prodomain-like | H: KH-domains | T: Eukaryotic type KH-domain (KH-domain type I) | F: KOG3273 | ECOD (1.6) |
| C [auth B] | Ribosomal_S3Ae_N | e6y7cB2 | A: beta barrels | X: Ribosomal protein L25-like | H: 40S ribosomal protein S3A N-terminal domain (From Topology) | T: 40S ribosomal protein S3A N-terminal domain | F: Ribosomal_S3Ae_N | ECOD (1.6) |
| C [auth B] | Ribosomal_S3Ae_C | e6y7cB1 | A: a+b two layers | X: T-fold | H: 40S ribosomal protein S3A C-terminal domain (From Topology) | T: 40S ribosomal protein S3A C-terminal domain | F: Ribosomal_S3Ae_C | ECOD (1.6) |
| CA [auth e] | Ribosomal_S30 | e6y7ce1 | A: extended segments | X: 40S ribosomal protein S30 (S30e) (From Topology) | H: 40S ribosomal protein S30 (S30e) (From Topology) | T: 40S ribosomal protein S30 (S30e) | F: Ribosomal_S30 | ECOD (1.6) |
| BA [auth d] | Ribosomal_S14_2 | e6y7cd1 | A: few secondary structure elements | X: Glucocorticoid receptor-like | H: LIM domain-like | T: LIM domain-like | F: Ribosomal_S14_2 | ECOD (1.6) |
| AA [auth c] | Ribosomal_S28e | e6y7cc1 | A: beta barrels | X: OB-fold | H: Nucleic acid-binding proteins (From Topology) | T: Nucleic acid-binding proteins | F: Ribosomal_S28e | ECOD (1.6) |
| Z [auth b] | Ribosomal_S27e | e6y7cb1 | A: few secondary structure elements | X: Rubredoxin-like | H: Rubredoxin-related | T: Rubredoxin-related | F: Ribosomal_S27e | ECOD (1.6) |
| Y [auth Z] | Ribosomal_S25 | e6y7cZ1 | A: alpha arrays | X: HTH | H: HTH | T: winged | F: Ribosomal_S25 | ECOD (1.6) |
| X [auth Y] | Ribosomal_S24e | e6y7cY1 | A: a+b two layers | X: Alpha-beta plaits | H: Ribosomal proteins S24e, L23 and L15e (From Topology) | T: Ribosomal proteins S24e, L23 and L15e | F: Ribosomal_S24e | ECOD (1.6) |
| W [auth X] | Ribosom_S12_S23 | e6y7cX1 | A: beta barrels | X: OB-fold | H: Nucleic acid-binding proteins (From Topology) | T: Nucleic acid-binding proteins | F: Ribosom_S12_S23 | ECOD (1.6) |
| V [auth W] | Ribosomal_S8_N_1 | e6y7cW1 | A: a+b two layers | X: R3H domain-like | H: Ribosomal protein S8, N-terminal domain (From Topology) | T: Ribosomal protein S8, N-terminal domain | F: Ribosomal_S8_N_1 | ECOD (1.6) |
| V [auth W] | Ribosomal_S8_C_1 | e6y7cW2 | A: a+b two layers | X: Ribosomal protein S8, C-terminal domain (From Topology) | H: Ribosomal protein S8, C-terminal domain (From Topology) | T: Ribosomal protein S8, C-terminal domain | F: Ribosomal_S8_C_1 | ECOD (1.6) |
| U [auth V] | Ribosomal_S21e | e6y7cV1 | A: a+b two layers | X: 40S ribosomal protein rpS21 (S21e) (From Topology) | H: 40S ribosomal protein rpS21 (S21e) (From Topology) | T: 40S ribosomal protein rpS21 (S21e) | F: Ribosomal_S21e | ECOD (1.6) |
| T [auth U] | Ribosomal_S10_1 | e6y7cU1 | A: a+b two layers | X: Alpha-beta plaits | H: Ribosomal protein S10 (From Topology) | T: Ribosomal protein S10 | F: Ribosomal_S10_1 | ECOD (1.6) |
| B [auth A] | Ribosomal_S2_2 | e6y7cA1 | A: a/b three-layered sandwiches | X: Flavodoxin-like | H: Ribosomal protein S2/SIS domain (From Topology) | T: Ribosomal protein S2/SIS domain | F: Ribosomal_S2_2 | ECOD (1.6) |
| S [auth T] | Ribosomal_S19e | e6y7cT1 | A: alpha arrays | X: HTH | H: HTH | T: winged | F: Ribosomal_S19e | ECOD (1.6) |
| R [auth S] | Ribosomal_S13 | e6y7cS1 | A: alpha arrays | X: HhH/H2TH | H: H2TH (From Topology) | T: H2TH | F: Ribosomal_S13 | ECOD (1.6) |
| Q [auth R] | Ribosomal_S17e | e6y7cR1 | A: alpha arrays | X: HTH | H: HTH | T: FF domain | F: Ribosomal_S17e | ECOD (1.6) |
| P [auth Q] | Ribosomal_S9 | e6y7cQ1 | A: a+b two layers | X: Ribosomal protein S5 domain 2-like (From Topology) | H: Ribosomal protein S5 domain 2-like (From Topology) | T: Ribosomal protein S5 domain 2-like | F: Ribosomal_S9 | ECOD (1.6) |
| O [auth P] | Ribosomal_S19 | e6y7cP1 | A: a+b two layers | X: Ribosomal protein S19 (From Topology) | H: Ribosomal protein S19 (From Topology) | T: Ribosomal protein S19 | F: Ribosomal_S19 | ECOD (1.6) |
| N [auth O] | Ribosomal_S11 | e6y7cO1 | A: mixed a+b and a/b | X: Ribonuclease H-like | H: Ribonuclease H-like (From Topology) | T: Ribonuclease H-like | F: Ribosomal_S11 | ECOD (1.6) |
| M [auth N] | Ribosomal_S13_N | e6y7cN2 | A: alpha arrays | X: HTH | H: 40S ribosomal protein S13 N-terminal domain (From Topology) | T: 40S ribosomal protein S13 N-terminal domain | F: Ribosomal_S13_N | ECOD (1.6) |
| M [auth N] | Ribosomal_S15_2 | e6y7cN1 | A: alpha arrays | X: S15/NS1 RNA-binding domain (From Topology) | H: S15/NS1 RNA-binding domain (From Topology) | T: S15/NS1 RNA-binding domain | F: Ribosomal_S15_2 | ECOD (1.6) |
| L [auth M] | Ribosomal_L7Ae | e6y7cM1 | A: a+b three layers | X: Bacillus chorismate mutase-like | H: L30e-like (From Topology) | T: L30e-like | F: Ribosomal_L7Ae | ECOD (1.6) |
| K [auth L] | Ribosomal_S17_1 | e6y7cL1 | A: beta barrels | X: OB-fold | H: Nucleic acid-binding proteins (From Topology) | T: Nucleic acid-binding proteins | F: Ribosomal_S17_1 | ECOD (1.6) |
| J | S4 | e6y7cJ1 | A: a+b two layers | X: beta-Grasp | H: Ubiquitin-related | T: Alpha-L RNA-binding motif | F: S4 | ECOD (1.6) |
Domain Annotation: CATH CATH Database Homepage
Protein Family Annotation Pfam Database Homepage
| Chains | Accession | Name | Description | Comments | Source |
|---|---|---|---|---|---|
| PF01201 | Ribosomal protein S8e (Ribosomal_S8e) | Ribosomal protein S8e | - | Family | |
| PF17903 | Krr1 KH1 domain (KH_KRR1_1st) | Krr1 KH1 domain | This 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 | |
| PF01251 | Ribosomal protein S7e (Ribosomal_S7e) | Ribosomal protein S7e | - | Family | |
| PF22891 | Eukaryotic type KH-domain (KH-domain type I) (KH_PNO1_2nd) | Eukaryotic type KH-domain (KH-domain type I) | This entry represents the second KH domain found in the PNO1 protein. PNO1 is part of the small subunit (SSU) processome, first precursor of the small eukaryotic ribosomal subunit. | Domain | |
| PF01092 | Ribosomal protein S6e (Ribosomal_S6e) | Ribosomal protein S6e | - | Family | |
| PF00177 | Ribosomal protein S7p/S5e (Ribosomal_S7) | Ribosomal protein S7p/S5e | This family contains ribosomal protein S7 from prokaryotes and S5 from eukaryotes. | Domain | |
| PF04758 | Ribosomal protein S30 (Ribosomal_S30) | Ribosomal protein S30 | - | Family | |
| PF00900 | Ribosomal family S4e (Ribosomal_S4e) | Ribosomal family S4e | - | Family | |
| PF16121 | 40S ribosomal protein S4 C-terminus (40S_S4_C) | 40S ribosomal protein S4 C-terminus | - | Family | |
| PF08071 | RS4NT (NUC023) domain (RS4NT) | RS4NT (NUC023) domain | This is the N-terminal domain of Ribosomal S4 / S4e proteins. This domain is associated with S4 and KOW domains [1]. | Domain | |
| PF01479 | S4 domain (S4) | S4 domain | 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 pro ... | Domain | |
| PF00467 | KOW motif (KOW) | KOW motif | - | Family | |
| D [auth C] | PF03719 | Ribosomal protein S5, C-terminal domain (Ribosomal_S5_C) | Ribosomal protein S5, C-terminal domain | Domain | |
| D [auth C] | PF01200 | Ribosomal protein S28e (Ribosomal_S28e) | Ribosomal protein S28e | Domain | |
| D [auth C] | PF00333 | Ribosomal protein S5, N-terminal domain (Ribosomal_S5) | Ribosomal protein S5, N-terminal domain | Domain | |
| C [auth B] | PF01667 | Ribosomal protein S27 (Ribosomal_S27e) | Ribosomal protein S27 | - | Family |
| X [auth Y] | PF01282 | Ribosomal protein S24e (Ribosomal_S24e) | Ribosomal protein S24e | - | Family |
| W [auth X] | PF00164 | Ribosomal protein S12/S23 (Ribosom_S12_S23) | Ribosomal protein S12/S23 | This protein is known as S12 in bacteria and archaea and S23 in eukaryotes. | Domain |
| V [auth W] | PF00410 | Ribosomal protein S8 (Ribosomal_S8) | Ribosomal protein S8 | Domain | |
| U [auth V] | PF01249 | Ribosomal protein S21e (Ribosomal_S21e) | Ribosomal protein S21e | - | Family |
| T [auth U] | PF00338 | Ribosomal protein S10p/S20e (Ribosomal_S10) | Ribosomal protein S10p/S20e | This family includes small ribosomal subunit S10 from prokaryotes and S20 from eukaryotes. | Domain |
| B [auth A] | PF00318 | Ribosomal protein S2 (Ribosomal_S2) | Ribosomal protein S2 | - | Family |
| S [auth T] | PF01090 | Ribosomal protein S19e (Ribosomal_S19e) | Ribosomal protein S19e | - | Family |
| S [auth T] | PF22298 | Tsr1, G-like domain (Tsr1_G-like) | Tsr1, G-like domain | This entry represents the G-like (guanine nucleotide-binding domain) domain, found in Tsr1, a protein required for normal export of the pre-40S particles from the nucleus to the cytoplasm during 40S ribosomal subunit synthesis [1-5]. This domain adop ... | Domain |
| R [auth S] | PF00416 | Ribosomal protein S13/S18 (Ribosomal_S13) | Ribosomal protein S13/S18 | - | Family |
| P [auth Q] | PF00380 | Ribosomal protein S9/S16 (Ribosomal_S9) | Ribosomal protein S9/S16 | - | Family |
| O [auth P] | PF00203 | Ribosomal protein S19 (Ribosomal_S19) | Ribosomal protein S19 | Domain | |
| N [auth O] | PF00411 | Ribosomal protein S11 (Ribosomal_S11) | Ribosomal protein S11 | - | Family |
| M [auth N] | PF00312 | Ribosomal protein S15 (Ribosomal_S15) | Ribosomal protein S15 | Domain | |
| L [auth M] | PF01248 | Ribosomal protein L7Ae/L30e/S12e/Gadd45 family (Ribosomal_L7Ae) | Ribosomal protein L7Ae/L30e/S12e/Gadd45 family | 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 MyD11 ... | Domain |
| K [auth L] | PF09202 | Rio2, N-terminal (Rio2_N) | Rio2, N-terminal | Members of this family are found in Rio2, and are structurally homologous to the winged helix (wHTH) domain. They adopt a structure consisting of four alpha helices followed by two beta strands and a fifth alpha helix. The domain confers DNA binding ... | Domain |
| K [auth L] | PF01163 | RIO domain (RIO1) | RIO domain | This is the atypical serine kinase domain found in RIO family of proteins and related sequences, which is conserved in archaea, bacteria and eukaryotes [5,6]. Activity of Rio1 is vital in Saccharomyces cerevisiae for the processing of ribosomal RNA, ... | Domain |
| K [auth L] | PF00366 | Ribosomal protein S17 (Ribosomal_S17) | Ribosomal protein S17 | Domain | |
| K [auth L] | PF16205 | Ribosomal_S17 N-terminal (Ribosomal_S17_N) | Ribosomal_S17 N-terminal | - | Family |
| PF00163 | Ribosomal protein S4/S9 N-terminal domain (Ribosomal_S4) | Ribosomal protein S4/S9 N-terminal domain | - | Family | |
| PF01479 | S4 domain (S4) | S4 domain | 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 pro ... | Domain | |














