Unique features of mammalian mitochondrial translation initiation revealed by cryo-EM. This file contains the 28S ribosomal subunit.
Domain Annotation: SCOP2 Classification SCOP2 Database Homepage
| Chains | Type | Family Name | Domain Identifier | Family Identifier | Provenance Source (Version) |
|---|---|---|---|---|---|
| D [auth AB] | SCOP2B Superfamily | SIS domain/Ribosomal protein S2-like | 8063848 | 3001397 | SCOP2B (2022-06-29) |
| V [auth Aa] | SCOP2B Superfamily | Mitochondrial 28S ribosomal protein S22-like | 8096620 | 3002074 | SCOP2B (2022-06-29) |
| R [auth AU] | SCOP2B Superfamily | Ribosomal protein S21 | 8083456 | 3002159 | SCOP2B (2022-06-29) |
| M [auth AN] | SCOP2B Superfamily | Glucocorticoid receptor-like (DNA-binding domain) | 8052589 | 3000068 | SCOP2B (2022-06-29) |
| L [auth AL] | SCOP2B Superfamily | Nucleic acid-binding proteins | 8096284 | 3000135 | SCOP2B (2022-06-29) |
| K [auth AK] | SCOP2B Superfamily | Translational machinery components | 8096616 | 3000571 | 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 AI] | PK_Tyr_Ser-Thr | e6gazAI1 | A: a/b three-layered sandwiches | X: PriB N-terminal domain-like | H: ADP-ribosylation | T: ADP-ribosylation | F: PK_Tyr_Ser-Thr | ECOD (v294.1) |
| H [auth AG] | PK_Tyr_Ser-Thr | e6gazAG1 | A: a/b three-layered sandwiches | X: PriB N-terminal domain-like | H: ADP-ribosylation | T: ADP-ribosylation | F: PK_Tyr_Ser-Thr | ECOD (v294.1) |
| G [auth AF] | PK_Tyr_Ser-Thr | e6gazAF1 | A: a/b three-layered sandwiches | X: PriB N-terminal domain-like | H: ADP-ribosylation | T: ADP-ribosylation | F: PK_Tyr_Ser-Thr | ECOD (v294.1) |
| F [auth AE] | PK_Tyr_Ser-Thr | e6gazAE1 | A: a/b three-layered sandwiches | X: PriB N-terminal domain-like | H: ADP-ribosylation | T: ADP-ribosylation | F: PK_Tyr_Ser-Thr | ECOD (v294.1) |
| E [auth AC] | PK_Tyr_Ser-Thr | e6gazAC1 | A: a/b three-layered sandwiches | X: PriB N-terminal domain-like | H: ADP-ribosylation | T: ADP-ribosylation | F: PK_Tyr_Ser-Thr | ECOD (v294.1) |
| D [auth AB] | PK_Tyr_Ser-Thr | e6gazAB1 | A: a/b three-layered sandwiches | X: PriB N-terminal domain-like | H: ADP-ribosylation | T: ADP-ribosylation | F: PK_Tyr_Ser-Thr | ECOD (v294.1) |
| JA [auth Ap] | PK_Tyr_Ser-Thr | e6gazAp1 | A: a/b three-layered sandwiches | X: PriB N-terminal domain-like | H: ADP-ribosylation | T: ADP-ribosylation | F: PK_Tyr_Ser-Thr | ECOD (v294.1) |
| IA [auth Ao] | e6gazAo01 | A: a/b three-layered sandwiches | X: Rossmann-like | H: P-loop domains-related | T: P-loop containing nucleoside triphosphate hydrolases | F: | ECOD (v294.1) | |
| HA [auth An] | PK_Tyr_Ser-Thr | e6gazAn1 | A: a/b three-layered sandwiches | X: PriB N-terminal domain-like | H: ADP-ribosylation | T: ADP-ribosylation | F: PK_Tyr_Ser-Thr | ECOD (v294.1) |
| GA [auth Am] | PK_Tyr_Ser-Thr | e6gazAm1 | A: a/b three-layered sandwiches | X: PriB N-terminal domain-like | H: ADP-ribosylation | T: ADP-ribosylation | F: PK_Tyr_Ser-Thr | ECOD (v294.1) |
| FA [auth Ak] | PK_Tyr_Ser-Thr | e6gazAk1 | A: a/b three-layered sandwiches | X: PriB N-terminal domain-like | H: ADP-ribosylation | T: ADP-ribosylation | F: PK_Tyr_Ser-Thr | ECOD (v294.1) |
| EA [auth Aj] | PK_Tyr_Ser-Thr | e6gazAj1 | A: a/b three-layered sandwiches | X: PriB N-terminal domain-like | H: ADP-ribosylation | T: ADP-ribosylation | F: PK_Tyr_Ser-Thr | ECOD (v294.1) |
| DA [auth Ai] | PK_Tyr_Ser-Thr | e6gazAi1 | A: a/b three-layered sandwiches | X: PriB N-terminal domain-like | H: ADP-ribosylation | T: ADP-ribosylation | F: PK_Tyr_Ser-Thr | ECOD (v294.1) |
| CA [auth Ah] | PK_Tyr_Ser-Thr | e6gazAh1 | A: a/b three-layered sandwiches | X: PriB N-terminal domain-like | H: ADP-ribosylation | T: ADP-ribosylation | F: PK_Tyr_Ser-Thr | ECOD (v294.1) |
| BA [auth Ag] | PK_Tyr_Ser-Thr | e6gazAg1 | A: a/b three-layered sandwiches | X: PriB N-terminal domain-like | H: ADP-ribosylation | T: ADP-ribosylation | F: PK_Tyr_Ser-Thr | ECOD (v294.1) |
| AA [auth Af] | PK_Tyr_Ser-Thr | e6gazAf1 | A: a/b three-layered sandwiches | X: PriB N-terminal domain-like | H: ADP-ribosylation | T: ADP-ribosylation | F: PK_Tyr_Ser-Thr | ECOD (v294.1) |
| Z [auth Ae] | PK_Tyr_Ser-Thr | e6gazAe1 | A: a/b three-layered sandwiches | X: PriB N-terminal domain-like | H: ADP-ribosylation | T: ADP-ribosylation | F: PK_Tyr_Ser-Thr | ECOD (v294.1) |
| Y [auth Ad] | PK_Tyr_Ser-Thr | e6gazAd1 | A: a/b three-layered sandwiches | X: PriB N-terminal domain-like | H: ADP-ribosylation | T: ADP-ribosylation | F: PK_Tyr_Ser-Thr | ECOD (v294.1) |
| X [auth Ac] | PK_Tyr_Ser-Thr | e6gazAc1 | A: a/b three-layered sandwiches | X: PriB N-terminal domain-like | H: ADP-ribosylation | T: ADP-ribosylation | F: PK_Tyr_Ser-Thr | ECOD (v294.1) |
| W [auth Ab] | PK_Tyr_Ser-Thr | e6gazAb1 | A: a/b three-layered sandwiches | X: PriB N-terminal domain-like | H: ADP-ribosylation | T: ADP-ribosylation | F: PK_Tyr_Ser-Thr | ECOD (v294.1) |
| V [auth Aa] | PK_Tyr_Ser-Thr | e6gazAa1 | A: a/b three-layered sandwiches | X: PriB N-terminal domain-like | H: ADP-ribosylation | T: ADP-ribosylation | F: PK_Tyr_Ser-Thr | ECOD (v294.1) |
| R [auth AU] | PK_Tyr_Ser-Thr | e6gazAU1 | A: a/b three-layered sandwiches | X: PriB N-terminal domain-like | H: ADP-ribosylation | T: ADP-ribosylation | F: PK_Tyr_Ser-Thr | ECOD (v294.1) |
| Q [auth AR] | PK_Tyr_Ser-Thr | e6gazAR1 | A: a/b three-layered sandwiches | X: PriB N-terminal domain-like | H: ADP-ribosylation | T: ADP-ribosylation | F: PK_Tyr_Ser-Thr | ECOD (v294.1) |
| P [auth AQ] | PK_Tyr_Ser-Thr | e6gazAQ1 | A: a/b three-layered sandwiches | X: PriB N-terminal domain-like | H: ADP-ribosylation | T: ADP-ribosylation | F: PK_Tyr_Ser-Thr | ECOD (v294.1) |
| O [auth AP] | PK_Tyr_Ser-Thr | e6gazAP1 | A: a/b three-layered sandwiches | X: PriB N-terminal domain-like | H: ADP-ribosylation | T: ADP-ribosylation | F: PK_Tyr_Ser-Thr | ECOD (v294.1) |
| N [auth AO] | PK_Tyr_Ser-Thr | e6gazAO1 | A: a/b three-layered sandwiches | X: PriB N-terminal domain-like | H: ADP-ribosylation | T: ADP-ribosylation | F: PK_Tyr_Ser-Thr | ECOD (v294.1) |
| M [auth AN] | PK_Tyr_Ser-Thr | e6gazAN1 | A: a/b three-layered sandwiches | X: PriB N-terminal domain-like | H: ADP-ribosylation | T: ADP-ribosylation | F: PK_Tyr_Ser-Thr | ECOD (v294.1) |
| L [auth AL] | PK_Tyr_Ser-Thr | e6gazAL1 | A: a/b three-layered sandwiches | X: PriB N-terminal domain-like | H: ADP-ribosylation | T: ADP-ribosylation | F: PK_Tyr_Ser-Thr | ECOD (v294.1) |
| K [auth AK] | PK_Tyr_Ser-Thr | e6gazAK1 | A: a/b three-layered sandwiches | X: PriB N-terminal domain-like | H: ADP-ribosylation | T: ADP-ribosylation | F: PK_Tyr_Ser-Thr | ECOD (v294.1) |
| J [auth AJ] | PK_Tyr_Ser-Thr | e6gazAJ1 | A: a/b three-layered sandwiches | X: PriB N-terminal domain-like | H: ADP-ribosylation | T: ADP-ribosylation | F: PK_Tyr_Ser-Thr | ECOD (v294.1) |
| A [auth BC] | PK_Tyr_Ser-Thr | e6gazBC1 | A: a/b three-layered sandwiches | X: PriB N-terminal domain-like | H: ADP-ribosylation | T: ADP-ribosylation | F: PK_Tyr_Ser-Thr | ECOD (v294.1) |
Protein Family Annotation Pfam Database Homepage
| Chains | Accession | Name | Description | Comments | Source |
|---|---|---|---|---|---|
| I [auth AI] | PF00380 | Ribosomal protein S9/S16 (Ribosomal_S9) | Ribosomal protein S9/S16 | - | Family |
| I [auth AI] | PF08293 | Mitochondrial ribosomal subunit S27 (MRP-S33) | Mitochondrial ribosomal subunit S27 | - | Family |
| H [auth AG] | PF00177 | Ribosomal protein S7p/S5e (Ribosomal_S7) | Ribosomal protein S7p/S5e | This family contains ribosomal protein S7 from prokaryotes and S5 from eukaryotes. | Domain |
| H [auth AG] | PF10236 | Mitochondrial ribosomal death-associated protein 3 (DAP3) | Mitochondrial ribosomal death-associated protein 3 | - | Family |
| F [auth AE] | PF03719 | Ribosomal protein S5, C-terminal domain (Ribosomal_S5_C) | Ribosomal protein S5, C-terminal domain | Domain | |
| F [auth AE] | 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 |
| F [auth AE] | PF00333 | Ribosomal protein S5, N-terminal domain (Ribosomal_S5) | Ribosomal protein S5, N-terminal domain | Domain | |
| E [auth AC] | PF14955 | Mitochondrial ribosome subunit S24 (MRP-S24) | Mitochondrial ribosome subunit S24 | - | Family |
| E [auth AC] | 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 |
| D [auth AB] | PF00318 | Ribosomal protein S2 (Ribosomal_S2) | Ribosomal protein S2 | - | Family |
| D [auth AB] | PF10484 | Mitochondrial ribosomal protein S23 (MRP-S23) | Mitochondrial ribosomal protein S23 | - | Family |
| C [auth AA] | PF10245 | Mitochondrial 28S ribosomal protein S22 (MRP-S22) | Mitochondrial 28S ribosomal protein S22 | - | Family |
| R [auth AU] | PF01165 | Ribosomal protein S21 (Ribosomal_S21) | Ribosomal protein S21 | - | Family |
| Q [auth AR] | PF01084 | Ribosomal protein S18 (Ribosomal_S18) | Ribosomal protein S18 | - | Family |
| P [auth AQ] | PF00366 | Ribosomal protein S17 (Ribosomal_S17) | Ribosomal protein S17 | Domain | |
| O [auth AP] | PF01084 | Ribosomal protein S18 (Ribosomal_S18) | Ribosomal protein S18 | - | Family |
| N [auth AO] | PF22330 | Small ribosomal subunit protein mS39, PPR (Rib_mS39_PPR) | Small ribosomal subunit protein mS39, PPR | - | Repeat |
| N [auth AO] | PF00312 | Ribosomal protein S15 (Ribosomal_S15) | Ribosomal protein S15 | Domain | |
| M [auth AN] | PF00253 | Ribosomal protein S14p/S29e (Ribosomal_S14) | Ribosomal protein S14p/S29e | - | Family |
| K [auth AK] | PF10213 | Mitochondrial ribosomal subunit protein (MRP-S28) | Mitochondrial ribosomal subunit protein | - | Family |
| K [auth AK] | PF00411 | Ribosomal protein S11 (Ribosomal_S11) | Ribosomal protein S11 | - | Family |
| J [auth AJ] | 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 |
| A [auth BC] | PF00009 | Elongation factor Tu GTP binding domain (GTP_EFTU) | Elongation factor Tu GTP binding domain | This domain contains a P-loop motif, also found in several other families such as Pfam:PF00071, Pfam:PF00025 and Pfam:PF00063. Elongation factor Tu consists of three structural domains, this plus two C-terminal beta barrel domains. | Domain |
| A [auth BC] | PF22042 | Elongation factor G domain 2 (EF-G_D2) | Elongation factor G domain 2 | Elongation factor G (EF-G) catalyzes the translocation step of translation. It consists of five structural domains, this entry represents the second domain [1]. This domain adopts a beta barrel structure. This family also includes domains found in ot ... | Domain |
| A [auth BC] | PF11987 | Translation-initiation factor 2 (IF-2) | Translation-initiation factor 2 | IF-2 is a translation initiator in each of the three main phylogenetic domains (Eukaryotes [1], Bacteria [2] and Archaea [3]). IF2 interacts with formylmethionine-tRNA, GTP, IF1, IF3 and both ribosomal subunits [2]. Through these interactions, IF2 pr ... | Domain |
Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage
InterPro: Protein Family Classification InterPro Database Homepage
Pharos: Disease Associations Pharos Homepage Annotation
| Chains | Drug Target   | Associated Disease |
|---|---|---|
| A [auth BC] | :  P46199 |














