Cryo-EM structure of a late pre-40S ribosomal subunit from Saccharomyces cerevisiae
Domain Annotation: SCOP2 Classification SCOP2 Database Homepage
| Chains | Type | Family Name | Domain Identifier | Family Identifier | Provenance Source (Version) |
|---|---|---|---|---|---|
| C [auth B] | SCOP2B Superfamily | Ribosomal protein S7 | 8065993 | 3000799 | SCOP2B (2022-06-29) |
| F | SCOP2B Superfamily | Ribosomal protein S5 domain 2-like | 8103366 | 3000100 | SCOP2B (2022-06-29) |
| G [auth H] | SCOP2B Superfamily | S13-like H2TH domain | 8098450 | 3000053 | SCOP2B (2022-06-29) |
| J [auth L] | SCOP2 Family | Cold shock DNA-binding domain-like | 8063423 | 4001909 | SCOP2 (2022-06-29) |
| J [auth L] | SCOP2 Superfamily | Nucleic acid-binding proteins | 8063424 | 3000135 | SCOP2 (2022-06-29) |
| L [auth P] | SCOP2B Superfamily | SIS domain/Ribosomal protein S2-like | 8061280 | 3001397 | SCOP2B (2022-06-29) |
| M [auth Q] | SCOP2B Superfamily | Ribosomal S3Ae-like | 8053211 | 3002166 | SCOP2B (2022-06-29) |
| P [auth T] | SCOP2B Superfamily | GS N-terminal domain-like | 8053173 | 3000408 | SCOP2B (2022-06-29) |
| R [auth V] | SCOP2B Superfamily | 50S Ribosomal protein L14-like | 8053083 | 3000433 | SCOP2B (2022-06-29) |
| U [auth Y] | SCOP2B Superfamily | S15/NS1 RNA-binding domain | 8052974 | 3001284 | SCOP2B (2022-06-29) |
| U [auth Y] | SCOP2B Superfamily | Homeodomain-like | 8052973 | 3000001 | SCOP2B (2022-06-29) |
| V [auth Z] | SCOP2B Superfamily | Translational machinery components | 8095805 | 3000571 | SCOP2B (2022-06-29) |
| X [auth b] | SCOP2B Superfamily | Ribosomal protein S8 | 8096922 | 3000709 | SCOP2B (2022-06-29) |
| CA [auth g] | SCOP2B Superfamily | Ribosomal protein S30e-like | 8053451 | 3002190 | SCOP2B (2022-06-29) |
| E | SCOP2B Superfamily | Ribosomal protein S19 | 8086076 | 3000686 | SCOP2B (2022-06-29) |
| W [auth a] | SCOP2B Superfamily | Glucocorticoid receptor-like (DNA-binding domain) | 8053136 | 3000068 | SCOP2B (2022-06-29) |
| T [auth X] | SCOP2B Superfamily | Ribosomal S17 N-terminal domain-like | 8052736 | 3002138 | SCOP2B (2022-06-29) |
| T [auth X] | SCOP2B Superfamily | Nucleic acid-binding proteins | 8052738 | 3000135 | SCOP2B (2022-06-29) |
| B [auth D] | SCOP2B Superfamily | L30e-like | 8096946 | 3001739 | SCOP2B (2022-06-29) |
| O [auth S] | SCOP2B Superfamily | Nucleic acid-binding proteins | 8052759 | 3000135 | SCOP2B (2022-06-29) |
| O [auth S] | SCOP2B Superfamily | Translation proteins SH3-like KOW motif containing domain | 8052760 | 3000334 | SCOP2B (2022-06-29) |
| O [auth S] | SCOP2B Superfamily | Alpha-L RNA-binding motif | 8052758 | 3001473 | 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) |
|---|---|---|---|---|---|---|---|---|
| C [auth B] | e6emlB1 | A: a/b three-layered sandwiches | X: Protein kinase/SAICAR synthase/ATP-grasp | H: Protein kinase/SAICAR synthase/ATP-grasp | T: Undecaprenyl diphosphate synthase | F: | ECOD (v294.1) | |
| D [auth C] | e6emlC1 | A: a/b three-layered sandwiches | X: Protein kinase/SAICAR synthase/ATP-grasp | H: Protein kinase/SAICAR synthase/ATP-grasp | T: Undecaprenyl diphosphate synthase | F: | ECOD (v294.1) | |
| F | e6emlF1 | A: a/b three-layered sandwiches | X: Protein kinase/SAICAR synthase/ATP-grasp | H: Protein kinase/SAICAR synthase/ATP-grasp | T: Undecaprenyl diphosphate synthase | F: | ECOD (v294.1) | |
| G [auth H] | e6emlH1 | A: a/b three-layered sandwiches | X: Protein kinase/SAICAR synthase/ATP-grasp | H: Protein kinase/SAICAR synthase/ATP-grasp | T: Undecaprenyl diphosphate synthase | F: | ECOD (v294.1) | |
| H [auth I] | e6emlI1 | A: a/b three-layered sandwiches | X: Protein kinase/SAICAR synthase/ATP-grasp | H: Protein kinase/SAICAR synthase/ATP-grasp | T: Undecaprenyl diphosphate synthase | F: | ECOD (v294.1) | |
| J [auth L] | e6emlL1 | A: a/b three-layered sandwiches | X: Protein kinase/SAICAR synthase/ATP-grasp | H: Protein kinase/SAICAR synthase/ATP-grasp | T: Undecaprenyl diphosphate synthase | F: | ECOD (v294.1) | |
| K [auth N] | e6emlN1 | A: a/b three-layered sandwiches | X: Protein kinase/SAICAR synthase/ATP-grasp | H: Protein kinase/SAICAR synthase/ATP-grasp | T: Undecaprenyl diphosphate synthase | F: | ECOD (v294.1) | |
| L [auth P] | e6emlP1 | A: a/b three-layered sandwiches | X: Protein kinase/SAICAR synthase/ATP-grasp | H: Protein kinase/SAICAR synthase/ATP-grasp | T: Undecaprenyl diphosphate synthase | F: | ECOD (v294.1) | |
| M [auth Q] | e6emlQ1 | A: a/b three-layered sandwiches | X: Protein kinase/SAICAR synthase/ATP-grasp | H: Protein kinase/SAICAR synthase/ATP-grasp | T: Undecaprenyl diphosphate synthase | F: | ECOD (v294.1) | |
| N [auth R] | BNR_6, Sortilin-Vps10 | e6emlR1 | A: a/b three-layered sandwiches | X: P-loop domains-like | H: Hemagglutinin HA2 chain | T: Hemagglutinin HA2 chain | F: BNR_6, Sortilin-Vps10 | ECOD (v294.1) |
| P [auth T] | e6emlT1 | A: a/b three-layered sandwiches | X: Protein kinase/SAICAR synthase/ATP-grasp | H: Protein kinase/SAICAR synthase/ATP-grasp | T: Undecaprenyl diphosphate synthase | F: | ECOD (v294.1) | |
| Q [auth U] | e6emlU1 | A: a/b three-layered sandwiches | X: Protein kinase/SAICAR synthase/ATP-grasp | H: Protein kinase/SAICAR synthase/ATP-grasp | T: Undecaprenyl diphosphate synthase | F: | ECOD (v294.1) | |
| R [auth V] | e6emlV1 | A: a/b three-layered sandwiches | X: Protein kinase/SAICAR synthase/ATP-grasp | H: Protein kinase/SAICAR synthase/ATP-grasp | T: Undecaprenyl diphosphate synthase | F: | ECOD (v294.1) | |
| S [auth W] | e6emlW1 | A: a/b three-layered sandwiches | X: Protein kinase/SAICAR synthase/ATP-grasp | H: Protein kinase/SAICAR synthase/ATP-grasp | T: Undecaprenyl diphosphate synthase | F: | ECOD (v294.1) | |
| U [auth Y] | e6emlY1 | A: a/b three-layered sandwiches | X: Protein kinase/SAICAR synthase/ATP-grasp | H: Protein kinase/SAICAR synthase/ATP-grasp | T: Undecaprenyl diphosphate synthase | F: | ECOD (v294.1) | |
| V [auth Z] | e6emlZ1 | A: a/b three-layered sandwiches | X: Protein kinase/SAICAR synthase/ATP-grasp | H: Protein kinase/SAICAR synthase/ATP-grasp | T: Undecaprenyl diphosphate synthase | F: | ECOD (v294.1) | |
| X [auth b] | e6emlb1 | A: a/b three-layered sandwiches | X: Protein kinase/SAICAR synthase/ATP-grasp | H: Protein kinase/SAICAR synthase/ATP-grasp | T: Undecaprenyl diphosphate synthase | F: | ECOD (v294.1) | |
| Y [auth c] | e6emlc1 | A: a/b three-layered sandwiches | X: Protein kinase/SAICAR synthase/ATP-grasp | H: Protein kinase/SAICAR synthase/ATP-grasp | T: Undecaprenyl diphosphate synthase | F: | ECOD (v294.1) | |
| Z [auth d] | e6emld1 | A: a/b three-layered sandwiches | X: Protein kinase/SAICAR synthase/ATP-grasp | H: Protein kinase/SAICAR synthase/ATP-grasp | T: Undecaprenyl diphosphate synthase | F: | ECOD (v294.1) | |
| AA [auth f] | e6emlf1 | A: a/b three-layered sandwiches | X: Protein kinase/SAICAR synthase/ATP-grasp | H: Protein kinase/SAICAR synthase/ATP-grasp | T: Undecaprenyl diphosphate synthase | F: | ECOD (v294.1) | |
| BA [auth t] | ABC_membrane | e6emlt1 | A: a/b three-layered sandwiches | X: Periplasmic binding protein-like II | H: Rubredoxin-related | T: Tetrapyrrole methylase C-terminal domain | F: ABC_membrane | ECOD (v294.1) |
| CA [auth g] | e6emlg1 | A: a/b three-layered sandwiches | X: Protein kinase/SAICAR synthase/ATP-grasp | H: Protein kinase/SAICAR synthase/ATP-grasp | T: Undecaprenyl diphosphate synthase | F: | ECOD (v294.1) | |
| DA [auth p] | e6emlp1 | A: a/b three-layered sandwiches | X: Protein kinase/SAICAR synthase/ATP-grasp | H: Protein kinase/SAICAR synthase/ATP-grasp | T: Undecaprenyl diphosphate synthase | F: | ECOD (v294.1) | |
| FA [auth e] | e6emle1 | A: a/b three-layered sandwiches | X: Protein kinase/SAICAR synthase/ATP-grasp | H: Protein kinase/SAICAR synthase/ATP-grasp | T: Undecaprenyl diphosphate synthase | F: | ECOD (v294.1) | |
| I [auth K] | e6emlK1 | A: a/b three-layered sandwiches | X: Protein kinase/SAICAR synthase/ATP-grasp | H: Protein kinase/SAICAR synthase/ATP-grasp | T: Undecaprenyl diphosphate synthase | F: | ECOD (v294.1) | |
| E | e6emlE1 | A: a/b three-layered sandwiches | X: Protein kinase/SAICAR synthase/ATP-grasp | H: Protein kinase/SAICAR synthase/ATP-grasp | T: Undecaprenyl diphosphate synthase | F: | ECOD (v294.1) | |
| EA [auth r] | e6emlr1 | A: a/b three-layered sandwiches | X: Protein kinase/SAICAR synthase/ATP-grasp | H: Protein kinase/SAICAR synthase/ATP-grasp | T: Undecaprenyl diphosphate synthase | F: | ECOD (v294.1) | |
| W [auth a] | e6emla1 | A: a/b three-layered sandwiches | X: Protein kinase/SAICAR synthase/ATP-grasp | H: Protein kinase/SAICAR synthase/ATP-grasp | T: Undecaprenyl diphosphate synthase | F: | ECOD (v294.1) | |
| T [auth X] | e6emlX1 | A: a/b three-layered sandwiches | X: Protein kinase/SAICAR synthase/ATP-grasp | H: Protein kinase/SAICAR synthase/ATP-grasp | T: Undecaprenyl diphosphate synthase | F: | ECOD (v294.1) | |
| B [auth D] | e6emlD1 | A: a/b three-layered sandwiches | X: Protein kinase/SAICAR synthase/ATP-grasp | H: Protein kinase/SAICAR synthase/ATP-grasp | T: Undecaprenyl diphosphate synthase | F: | ECOD (v294.1) | |
| O [auth S] | e6emlS1 | A: a/b three-layered sandwiches | X: Protein kinase/SAICAR synthase/ATP-grasp | H: Protein kinase/SAICAR synthase/ATP-grasp | T: Undecaprenyl diphosphate synthase | F: | ECOD (v294.1) |
Domain Annotation: CATH CATH Database Homepage
Protein Family Annotation Pfam Database Homepage
| Chains | Accession | Name | Description | Comments | Source |
|---|---|---|---|---|---|
| C [auth B] | PF00177 | Ribosomal protein S7p/S5e (Ribosomal_S7) | Ribosomal protein S7p/S5e | This family contains ribosomal protein S7 from prokaryotes and S5 from eukaryotes. | Domain |
| C [auth B] | PF00410 | Ribosomal protein S8 (Ribosomal_S8) | Ribosomal protein S8 | Domain | |
| D [auth C] | 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 |
| PF01667 | Ribosomal protein S27 (Ribosomal_S27e) | Ribosomal protein S27 | - | Family | |
| PF00380 | Ribosomal protein S9/S16 (Ribosomal_S9) | Ribosomal protein S9/S16 | - | Family | |
| G [auth H] | PF00416 | Ribosomal protein S13/S18 (Ribosomal_S13) | Ribosomal protein S13/S18 | - | Family |
| H [auth I] | PF01090 | Ribosomal protein S19e (Ribosomal_S19e) | Ribosomal protein S19e | - | Family |
| J [auth L] | PF01200 | Ribosomal protein S28e (Ribosomal_S28e) | Ribosomal protein S28e | Domain | |
| K [auth N] | PF01599 | Ribosomal protein S27a (Ribosomal_S27) | Ribosomal protein S27a | This family of ribosomal proteins consists mainly of the 40S ribosomal protein S27a which is synthesised as a C-terminal extension of ubiquitin (CEP). The S27a domain compromises the C-terminal half of the protein. The synthesis of ribosomal proteins ... | Domain |
| L [auth P] | 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 |
| L [auth P] | PF00318 | Ribosomal protein S2 (Ribosomal_S2) | Ribosomal protein S2 | - | Family |
| L [auth P] | 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 |
| N [auth R] | 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 |
| N [auth R] | PF03719 | Ribosomal protein S5, C-terminal domain (Ribosomal_S5_C) | Ribosomal protein S5, C-terminal domain | Domain | |
| N [auth R] | 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 |
| N [auth R] | PF00333 | Ribosomal protein S5, N-terminal domain (Ribosomal_S5) | Ribosomal protein S5, N-terminal domain | Domain | |
| P [auth T] | PF01092 | Ribosomal protein S6e (Ribosomal_S6e) | Ribosomal protein S6e | - | Family |
| P [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 |
| Q [auth U] | PF01251 | Ribosomal protein S7e (Ribosomal_S7e) | Ribosomal protein S7e | - | Family |
| R [auth V] | PF01201 | Ribosomal protein S8e (Ribosomal_S8e) | Ribosomal protein S8e | - | Family |
| S [auth W] | PF00163 | Ribosomal protein S4/S9 N-terminal domain (Ribosomal_S4) | Ribosomal protein S4/S9 N-terminal domain | - | Family |
| S [auth W] | 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 |
| U [auth Y] | PF00312 | Ribosomal protein S15 (Ribosomal_S15) | Ribosomal protein S15 | Domain | |
| V [auth Z] | PF00411 | Ribosomal protein S11 (Ribosomal_S11) | Ribosomal protein S11 | - | Family |
| PF00203 | Ribosomal protein S19 (Ribosomal_S19) | Ribosomal protein S19 | Domain | ||
| T [auth X] | PF16205 | Ribosomal_S17 N-terminal (Ribosomal_S17_N) | Ribosomal_S17 N-terminal | - | Family |
| T [auth X] | PF00366 | Ribosomal protein S17 (Ribosomal_S17) | Ribosomal protein S17 | Domain | |
| B [auth D] | PF01282 | Ribosomal protein S24e (Ribosomal_S24e) | Ribosomal protein S24e | - | Family |
| B [auth D] | 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 |
| O [auth S] | PF00900 | Ribosomal family S4e (Ribosomal_S4e) | Ribosomal family S4e | - | Family |
| O [auth S] | PF16121 | 40S ribosomal protein S4 C-terminus (40S_S4_C) | 40S ribosomal protein S4 C-terminus | - | Family |
| O [auth S] | 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 |
| O [auth S] | 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 |
| O [auth S] | PF00467 | KOW motif (KOW) | KOW motif | - | Family |














