Structure of the small subunit of the mammalian mitoribosome
Domain Annotation: SCOP2 Classification SCOP2 Database Homepage
| Chains | Type | Family Name | Domain Identifier | Family Identifier | Provenance Source (Version) |
|---|---|---|---|---|---|
| BA [auth h] | SCOP2B Superfamily | Mitochondrial 28S ribosomal protein S31-like | 8090912 | 3002471 | SCOP2B (2022-06-29) |
| B | SCOP2 Family | Ribosomal protein S2-like | 8063847 | 4003744 | SCOP2 (2022-06-29) |
| B | SCOP2 Superfamily | SIS domain/Ribosomal protein S2-like | 8063848 | 3001397 | SCOP2 (2022-06-29) |
| K [auth N] | SCOP2 Family | Ribosomal protein S14p/S29e | 8047583 | 4003647 | SCOP2 (2022-06-29) |
| K [auth N] | SCOP2 Superfamily | Glucocorticoid receptor-like (DNA-binding domain) | 8052589 | 3000068 | SCOP2 (2022-06-29) |
| J [auth L] | SCOP2B Superfamily | Nucleic acid-binding proteins | 8096284 | 3000135 | 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 [auth K] | e5aj3K1 | A: HTH | X: HTH | H: Three-helical HTH | T: Fe_bilin_red | F: | ECOD (20:10:01) | |
| H [auth J] | e5aj3J1 | A: Bromodomain-like | X: HTH | H: Three-helical HTH | T: Tim44 | F: | ECOD (20:10:01) | |
| G [auth I] | e5aj3I1 | A: Bromodomain-like | X: HTH | H: Three-helical HTH | T: Tim44 | F: | ECOD (20:10:01) | |
| F [auth G] | e5aj3G1 | A: Bromodomain-like | X: HTH | H: Three-helical HTH | T: Tim44 | F: | ECOD (20:10:01) | |
| E [auth F] | e5aj3F1 | A: Bromodomain-like | X: HTH | H: Three-helical HTH | T: Tim44 | F: | ECOD (20:10:01) | |
| D [auth E] | e5aj3E1 | A: Bromodomain-like | X: HTH | H: Three-helical HTH | T: Tim44 | F: | ECOD (20:10:01) | |
| IA [auth p] | e5aj3p1 | A: HTH | X: HTH | H: Three-helical HTH | T: Fe_bilin_red | F: | ECOD (20:10:01) | |
| GA [auth n] | e5aj3n1 | A: Immunoglobulin-like beta-sandwich | X: Immunoglobulin-related | H: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | T: FlaF_Ig-like | F: | ECOD (20:10:01) | |
| FA [auth m] | e5aj3m1 | A: HTH | X: HTH | H: Three-helical HTH | T: Fe_bilin_red | F: | ECOD (20:10:01) | |
| EA [auth k] | e5aj3k1 | A: Immunoglobulin-like beta-sandwich | X: Immunoglobulin-related | H: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | T: FlaF_Ig-like | F: | ECOD (20:10:01) | |
| C | e5aj3C1 | A: Bromodomain-like | X: HTH | H: Three-helical HTH | T: Tim44 | F: | ECOD (20:10:01) | |
| DA [auth j] | e5aj3j1 | A: Immunoglobulin-like beta-sandwich | X: Immunoglobulin-related | H: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | T: FlaF_Ig-like | F: | ECOD (20:10:01) | |
| CA [auth i] | e5aj3i1 | A: Immunoglobulin-like beta-sandwich | X: Immunoglobulin-related | H: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | T: FlaF_Ig-like | F: | ECOD (20:10:01) | |
| BA [auth h] | e5aj3h1 | A: Immunoglobulin-like beta-sandwich | X: Immunoglobulin-related | H: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | T: FlaF_Ig-like | F: | ECOD (20:10:01) | |
| AA [auth g] | e5aj3g1 | A: HTH | X: HTH | H: Three-helical HTH | T: Fe_bilin_red | F: | ECOD (20:10:01) | |
| Z [auth f] | e5aj3f1 | A: Bromodomain-like | X: HTH | H: Three-helical HTH | T: Tim44 | F: | ECOD (20:10:01) | |
| X [auth d] | e5aj3d1 | A: Immunoglobulin-like beta-sandwich | X: Immunoglobulin-related | H: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | T: FlaF_Ig-like | F: | ECOD (20:10:01) | |
| W [auth c] | e5aj3c1 | A: HTH | X: HTH | H: Three-helical HTH | T: Fe_bilin_red | F: | ECOD (20:10:01) | |
| V [auth b] | e5aj3b1 | A: Immunoglobulin-like beta-sandwich | X: Immunoglobulin-related | H: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | T: FlaF_Ig-like | F: | ECOD (20:10:01) | |
| U [auth a] | e5aj3a1 | A: Immunoglobulin-like beta-sandwich | X: Immunoglobulin-related | H: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | T: FlaF_Ig-like | F: | ECOD (20:10:01) | |
| B | e5aj3B1 | A: Immunoglobulin-like beta-sandwich | X: Immunoglobulin-related | H: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | T: FlaF_Ig-like | F: | ECOD (20:10:01) | |
| Q [auth U] | e5aj3U1 | A: Bromodomain-like | X: HTH | H: Three-helical HTH | T: Tim44 | F: | ECOD (20:10:01) | |
| O [auth R] | e5aj3R1 | A: HTH | X: HTH | H: Three-helical HTH | T: Fe_bilin_red | F: | ECOD (20:10:01) | |
| N [auth Q] | e5aj3Q1 | A: beta-propeller-like | X: beta-propeller | H: PERK and Ire1 luminal domains | T: | F: | ECOD (20:10:01) | |
| M [auth P] | e5aj3P1 | A: Bromodomain-like | X: HTH | H: Three-helical HTH | T: Tim44 | F: | ECOD (20:10:01) | |
| L [auth O] | e5aj3O1 | A: Bromodomain-like | X: HTH | H: Three-helical HTH | T: Tim44 | F: | ECOD (20:10:01) | |
| K [auth N] | e5aj3N1 | A: Bromodomain-like | X: HTH | H: Three-helical HTH | T: Tim44 | F: | ECOD (20:10:01) | |
| J [auth L] | e5aj3L1 | A: Bromodomain-like | X: HTH | H: Three-helical HTH | T: Tim44 | F: | ECOD (20:10:01) |
Domain Annotation: CATH CATH Database Homepage
| Chain | Domain | Class | Architecture | Topology | Homology | Provenance Source (Version) |
|---|---|---|---|---|---|---|
| I [auth K] | 3.30.420.80 | Alpha Beta | 2-Layer Sandwich | Nucleotidyltransferase | domain 5 | CATH (4.3.0) |
| E [auth F] | 3.30.70.60 | Alpha Beta | 2-Layer Sandwich | Alpha-Beta Plaits | Ribosomal protein S6/Translation elongation factor EF1B | CATH (4.3.0) |
| D [auth E] | 3.30.230.10 | Alpha Beta | 2-Layer Sandwich | Ribosomal Protein S5 | domain 2 | CATH (utative) |
| N [auth Q] | 2.40.50.140 | Mainly Beta | Beta Barrel | OB fold (Dihydrolipoamide Acetyltransferase, E2P) | Nucleic acid-binding proteins | CATH (4.3.0) |
| M [auth P] | 3.30.1320.10 | Alpha Beta | 2-Layer Sandwich | S16 Ribosomal Protein | Chain: A | CATH (4.3.0) |
| K [auth N] | 1.10.287.1480 | Mainly Alpha | Orthogonal Bundle | Helix Hairpins | CATH (4.3.0) | |
| J [auth L] | 2.40.50.140 | Mainly Beta | Beta Barrel | OB fold (Dihydrolipoamide Acetyltransferase, E2P) | Nucleic acid-binding proteins | CATH (4.3.0) |
Protein Family Annotation Pfam Database Homepage
| Chains | Accession | Name | Description | Comments | Source |
|---|---|---|---|---|---|
| I [auth K] | PF10213 | Mitochondrial ribosomal subunit protein (MRP-S28) | Mitochondrial ribosomal subunit protein | - | Family |
| H [auth J] | 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 |
| G [auth I] | PF08293 | Mitochondrial ribosomal subunit S27 (MRP-S33) | Mitochondrial ribosomal subunit S27 | - | Family |
| F [auth G] | PF10236 | Mitochondrial ribosomal death-associated protein 3 (DAP3) | Mitochondrial ribosomal death-associated protein 3 | - | Family |
| D [auth E] | PF03719 | Ribosomal protein S5, C-terminal domain (Ribosomal_S5_C) | Ribosomal protein S5, C-terminal domain | Domain | |
| D [auth E] | PF21251 | Small ribosomal subunit protein uS5m, N-terminal (Ribosomal_uS5m_N) | Small ribosomal subunit protein uS5m, N-terminal | This entry represents an extension found at the N-terminal of the mitochondrial 28S Small ribosomal subunit protein uS5m [1,2]. This region lines a part of the mRNA entry path and connects the 28S subunit body to the head forming a latch across the m ... | Domain |
| D [auth E] | PF00333 | Ribosomal protein S5, N-terminal domain (Ribosomal_S5) | Ribosomal protein S5, N-terminal domain | Domain | |
| PF14955 | Mitochondrial ribosome subunit S24 (MRP-S24) | Mitochondrial ribosome subunit S24 | - | Family | |
| PF05047 | Mitochondrial ribosomal protein L51 / S25 / CI-B8 domain (L51_S25_CI-B8) | Mitochondrial ribosomal protein L51 / S25 / CI-B8 domain | The proteins in this family are located in the mitochondrion. The family includes ribosomal protein L51, and S25. This family also includes mitochondrial NADH-ubiquinone oxidoreductase B8 subunit (CI-B8) EC:1.6.5.3. It is not known whether all member ... | Domain | |
| PF00318 | Ribosomal protein S2 (Ribosomal_S2) | Ribosomal protein S2 | - | Family | |
| O [auth R] | PF01084 | Ribosomal protein S18 (Ribosomal_S18) | Ribosomal protein S18 | - | Family |
| N [auth Q] | PF00366 | Ribosomal protein S17 (Ribosomal_S17) | Ribosomal protein S17 | Domain | |
| M [auth P] | PF01084 | Ribosomal protein S18 (Ribosomal_S18) | Ribosomal protein S18 | - | Family |
| L [auth O] | PF22330 | Small ribosomal subunit protein mS39, PPR (Rib_mS39_PPR) | Small ribosomal subunit protein mS39, PPR | - | Repeat |
| K [auth N] | PF00253 | Ribosomal protein S14p/S29e (Ribosomal_S14) | Ribosomal protein S14p/S29e | - | Family |














