Cryo-EM structure of the human mitochondrial translocase TIM22 complex at 3.7 angstrom.
External Resource: Annotation
Domain Annotation: SCOP2 Classification SCOP2 Database Homepage
| Chains | Type | Family Name | Domain Identifier | Family Identifier | Provenance Source (Version) |
|---|---|---|---|---|---|
| I | SCOP2B Superfamily | Tim10-like | 8038514 | 3000385 | SCOP2B (2022-06-29) |
| M | SCOP2B Superfamily | Tim10-like | 8038514 | 3000385 | SCOP2B (2022-06-29) |
| O | SCOP2B Superfamily | Tim10-like | 8038514 | 3000385 | SCOP2B (2022-06-29) |
| N | SCOP2B Superfamily | Tim10-like | 8038514 | 3000385 | SCOP2B (2022-06-29) |
| H | SCOP2B Superfamily | Tim10-like | 8038514 | 3000385 | SCOP2B (2022-06-29) |
| G | SCOP2B Superfamily | Tim10-like | 8038514 | 3000385 | SCOP2B (2022-06-29) |
| E | SCOP2B Superfamily | Tim10-like | 8038513 | 3000385 | SCOP2B (2022-06-29) |
| L | SCOP2B Superfamily | Tim10-like | 8038513 | 3000385 | SCOP2B (2022-06-29) |
| K | SCOP2B Superfamily | Tim10-like | 8038513 | 3000385 | SCOP2B (2022-06-29) |
| F | SCOP2B Superfamily | Tim10-like | 8038513 | 3000385 | SCOP2B (2022-06-29) |
| D | SCOP2B Superfamily | Tim10-like | 8038513 | 3000385 | 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) |
|---|---|---|---|---|---|---|---|---|
| B | F_UNCLASSIFIED | e7cgpB1 | A: beta sandwiches | X: NAD kinase beta sandwich domain-like (From Topology) | H: NAD kinase beta sandwich domain-like (From Topology) | T: NAD kinase beta sandwich domain-like | F: F_UNCLASSIFIED | ECOD (1.6) |
| B | DAGK_cat | e7cgpB2 | A: a/b three-layered sandwiches | X: Flavodoxin-like | H: Class I glutamine amidotransferase-like | T: Phosphofructokinase N-terminal domain | F: DAGK_cat | ECOD (1.6) |
| J | zf-Tim10_DDP | e7cgpJ1 | A: few secondary structure elements | X: Tim10/DDP (From Topology) | H: Tim10/DDP (From Topology) | T: Tim10/DDP | F: zf-Tim10_DDP | ECOD (1.6) |
| I | zf-Tim10_DDP | e7cgpI1 | A: few secondary structure elements | X: Tim10/DDP (From Topology) | H: Tim10/DDP (From Topology) | T: Tim10/DDP | F: zf-Tim10_DDP | ECOD (1.6) |
| M | zf-Tim10_DDP | e7cgpM1 | A: few secondary structure elements | X: Tim10/DDP (From Topology) | H: Tim10/DDP (From Topology) | T: Tim10/DDP | F: zf-Tim10_DDP | ECOD (1.6) |
| O | zf-Tim10_DDP | e7cgpO1 | A: few secondary structure elements | X: Tim10/DDP (From Topology) | H: Tim10/DDP (From Topology) | T: Tim10/DDP | F: zf-Tim10_DDP | ECOD (1.6) |
| N | zf-Tim10_DDP | e7cgpN1 | A: few secondary structure elements | X: Tim10/DDP (From Topology) | H: Tim10/DDP (From Topology) | T: Tim10/DDP | F: zf-Tim10_DDP | ECOD (1.6) |
| H | zf-Tim10_DDP | e7cgpH1 | A: few secondary structure elements | X: Tim10/DDP (From Topology) | H: Tim10/DDP (From Topology) | T: Tim10/DDP | F: zf-Tim10_DDP | ECOD (1.6) |
| G | zf-Tim10_DDP | e7cgpG1 | A: few secondary structure elements | X: Tim10/DDP (From Topology) | H: Tim10/DDP (From Topology) | T: Tim10/DDP | F: zf-Tim10_DDP | ECOD (1.6) |
| E | zf-Tim10_DDP | e7cgpE1 | A: few secondary structure elements | X: Tim10/DDP (From Topology) | H: Tim10/DDP (From Topology) | T: Tim10/DDP | F: zf-Tim10_DDP | ECOD (1.6) |
| L | zf-Tim10_DDP | e7cgpL1 | A: few secondary structure elements | X: Tim10/DDP (From Topology) | H: Tim10/DDP (From Topology) | T: Tim10/DDP | F: zf-Tim10_DDP | ECOD (1.6) |
| K | zf-Tim10_DDP | e7cgpK1 | A: few secondary structure elements | X: Tim10/DDP (From Topology) | H: Tim10/DDP (From Topology) | T: Tim10/DDP | F: zf-Tim10_DDP | ECOD (1.6) |
| F | zf-Tim10_DDP | e7cgpF1 | A: few secondary structure elements | X: Tim10/DDP (From Topology) | H: Tim10/DDP (From Topology) | T: Tim10/DDP | F: zf-Tim10_DDP | ECOD (1.6) |
| D | zf-Tim10_DDP | e7cgpD1 | A: few secondary structure elements | X: Tim10/DDP (From Topology) | H: Tim10/DDP (From Topology) | T: Tim10/DDP | F: zf-Tim10_DDP | ECOD (1.6) |
Domain Annotation: CATH CATH Database Homepage
| Chain | Domain | Class | Architecture | Topology | Homology | Provenance Source (Version) |
|---|---|---|---|---|---|---|
| J | 1.10.287.810 | Mainly Alpha | Orthogonal Bundle | Helix Hairpins | Mitochondrial import inner membrane translocase subunit tim13 like domains | CATH (utative) |
| L | 1.10.287.810 | Mainly Alpha | Orthogonal Bundle | Helix Hairpins | Mitochondrial import inner membrane translocase subunit tim13 like domains | CATH (utative) |
Protein Family Annotation Pfam Database Homepage
| Chains | Accession | Name | Description | Comments | Source |
|---|---|---|---|---|---|
| PF19712 | Acylglycerol kinase C-terminal (AGK_C) | Acylglycerol kinase C-terminal | This domain corresponds to the C-terminal of mitochondrial Acylglycerol kinase (AGK, also known as MuLK) [1,2,3]. AGK is a metazoan-specific protein integrated into the mitochondrial inner membrane through a short N-terminal transmembrane domain. Thi ... | Domain | |
| PF00781 | Diacylglycerol kinase catalytic domain (DAGK_cat) | Diacylglycerol kinase catalytic domain | - | Family | |
| PF02953 | Tim10/DDP family zinc finger (zf-Tim10_DDP) | Tim10/DDP family zinc finger | Putative zinc binding domain with four conserved cysteine residues. This domain is found in the human disease protein Swiss:O60220. Members of this family such as Tim9 and Tim10 are involved in mitochondrial protein import [1]. Members of thi ... | Domain | |
| PF02953 | Tim10/DDP family zinc finger (zf-Tim10_DDP) | Tim10/DDP family zinc finger | Putative zinc binding domain with four conserved cysteine residues. This domain is found in the human disease protein Swiss:O60220. Members of this family such as Tim9 and Tim10 are involved in mitochondrial protein import [1]. Members of thi ... | Domain | |
| PF02953 | Tim10/DDP family zinc finger (zf-Tim10_DDP) | Tim10/DDP family zinc finger | Putative zinc binding domain with four conserved cysteine residues. This domain is found in the human disease protein Swiss:O60220. Members of this family such as Tim9 and Tim10 are involved in mitochondrial protein import [1]. Members of thi ... | Domain | |
| PF10171 | Translocase of the Inner Mitochondrial membrane 29 (Tim29) | Translocase of the Inner Mitochondrial membrane 29 | - | Family | |
| PF02466 | Tim17/Tim22/Tim23/Pmp24 family (Tim17) | Tim17/Tim22/Tim23/Pmp24 family | - | Family |
Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage
InterPro: Protein Family Classification InterPro Database Homepage
| Chains | Accession | Name | Type |
|---|---|---|---|
| IPR045579 | Acylglycerol kinase, C-terminal | Domain | |
| IPR050187 | Lipid Phosphate Formation and Regulation | Family | |
| IPR016064 | NAD kinase/diacylglycerol kinase-like domain superfamily | Homologous Superfamily | |
| IPR017438 | Inorganic polyphosphate/ATP-NAD kinase, N-terminal | Homologous Superfamily | |
| IPR001206 | Diacylglycerol kinase, catalytic domain | Domain | |
| IPR004217 | Tim10-like | Domain | |
| IPR050673 | Mitochondrial import inner membrane translocase subunit | Family | |
| IPR035427 | Tim10-like domain superfamily | Homologous Superfamily | |
| IPR035427 | Tim10-like domain superfamily | Homologous Superfamily | |
| IPR004217 | Tim10-like | Domain | |
| IPR035427 | Tim10-like domain superfamily | Homologous Superfamily | |
| IPR004217 | Tim10-like | Domain | |
| IPR050673 | Mitochondrial import inner membrane translocase subunit | Family | |
| IPR019322 | Mitochondrial import inner membrane translocase subunit Tim29 | Family | |
| IPR039175 | Mitochondrial import inner membrane translocase subunit TIM22 | Family |
Membrane Protein Annotation: OPM OPM Database Homepage
| Chains | External Link | Type | Class | Superfamily | Family |
|---|---|---|---|---|---|
| OPM | Transmembrane | Alpha-helical polytopic | Mitochondrial and chloroplast protein translocases | TIM complex |
Membrane Protein Annotation: mpstruc mpstruc Database Homepage
| Chains | Resource Link | Group | Subgroup | Protein |
|---|---|---|---|---|
| mpstruc | TRANSMEMBRANE PROTEINS: ALPHA-HELICAL | Sec, Translocase, and Insertase Proteins | TIM22 complex from mitochondrial inner membrane |














