7cgp

Cryo-EM structure of the human mitochondrial translocase TIM22 complex at 3.7 angstrom.

Method: ELECTRON MICROSCOPY
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1. Protein Identity and Related Structures Protein Identity & Related Structures

Mitochondrial import inner membrane translocase subunit Tim22

Homo sapiens

UniProt Q9Y584

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 15 Acylglycerol kinase, mitochondrial × 1 (Q53H12) Mitochondrial import inner membrane translocase subunit Tim29 × 1 (Q9BSF4) Mitochondrial import inner membrane translocase subunit Tim9 × 5 (Q9Y5J7) Mitochondrial import inner membrane translocase subunit Tim10 × 6 (P62072) Mitochondrial import inner membrane translocase subunit Tim10 B × 1 (Q9Y5J6) 1,2-dioleoyl-sn-glycero-3-phosphoethanolamine × 1 Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name TIM22_HUMAN
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–194; UniProt 1–194

Acylglycerol kinase, mitochondrial

Homo sapiens

UniProt Q53H12

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 15 Mitochondrial import inner membrane translocase subunit Tim22 × 1 (Q9Y584) Mitochondrial import inner membrane translocase subunit Tim29 × 1 (Q9BSF4) Mitochondrial import inner membrane translocase subunit Tim9 × 5 (Q9Y5J7) Mitochondrial import inner membrane translocase subunit Tim10 × 6 (P62072) Mitochondrial import inner membrane translocase subunit Tim10 B × 1 (Q9Y5J6) 1,2-dioleoyl-sn-glycero-3-phosphoethanolamine × 1 Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name AGK_HUMAN
Isoform —
PDB entities 2
Chains and sequence ranges Author chain B; PDBConstruct 1–422; UniProt 1–422

Mitochondrial import inner membrane translocase subunit Tim29

Homo sapiens

UniProt Q9BSF4

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 15 Mitochondrial import inner membrane translocase subunit Tim22 × 1 (Q9Y584) Acylglycerol kinase, mitochondrial × 1 (Q53H12) Mitochondrial import inner membrane translocase subunit Tim9 × 5 (Q9Y5J7) Mitochondrial import inner membrane translocase subunit Tim10 × 6 (P62072) Mitochondrial import inner membrane translocase subunit Tim10 B × 1 (Q9Y5J6) 1,2-dioleoyl-sn-glycero-3-phosphoethanolamine × 1 Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name TIM29_HUMAN
Isoform —
PDB entities 3
Chains and sequence ranges Author chain C; PDBConstruct 1–260; UniProt 1–260

Mitochondrial import inner membrane translocase subunit Tim9

Homo sapiens

UniProt Q9Y5J7

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 15 Mitochondrial import inner membrane translocase subunit Tim22 × 1 (Q9Y584) Acylglycerol kinase, mitochondrial × 1 (Q53H12) Mitochondrial import inner membrane translocase subunit Tim29 × 1 (Q9BSF4) Mitochondrial import inner membrane translocase subunit Tim10 × 6 (P62072) Mitochondrial import inner membrane translocase subunit Tim10 B × 1 (Q9Y5J6) 1,2-dioleoyl-sn-glycero-3-phosphoethanolamine × 1 Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name TIM9_HUMAN
Isoform —
PDB entities 4
Chains and sequence ranges Author chain D; PDBConstruct 1–89; UniProt 1–89 Author chain E; PDBConstruct 1–89; UniProt 1–89 Author chain F; PDBConstruct 1–89; UniProt 1–89 Author chain K; PDBConstruct 1–89; UniProt 1–89 Author chain L; PDBConstruct 1–89; UniProt 1–89

Mitochondrial import inner membrane translocase subunit Tim10

Homo sapiens

UniProt P62072

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 15 Mitochondrial import inner membrane translocase subunit Tim22 × 1 (Q9Y584) Acylglycerol kinase, mitochondrial × 1 (Q53H12) Mitochondrial import inner membrane translocase subunit Tim29 × 1 (Q9BSF4) Mitochondrial import inner membrane translocase subunit Tim9 × 5 (Q9Y5J7) Mitochondrial import inner membrane translocase subunit Tim10 B × 1 (Q9Y5J6) 1,2-dioleoyl-sn-glycero-3-phosphoethanolamine × 1 Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name TIM10_HUMAN
Isoform —
PDB entities 5
Chains and sequence ranges Author chain G; PDBConstruct 1–90; UniProt 1–90 Author chain H; PDBConstruct 1–90; UniProt 1–90 Author chain I; PDBConstruct 1–90; UniProt 1–90 Author chain M; PDBConstruct 1–90; UniProt 1–90 Author chain N; PDBConstruct 1–90; UniProt 1–90 Author chain O; PDBConstruct 1–90; UniProt 1–90

Mitochondrial import inner membrane translocase subunit Tim10 B

Homo sapiens

UniProt Q9Y5J6

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 15 Mitochondrial import inner membrane translocase subunit Tim22 × 1 (Q9Y584) Acylglycerol kinase, mitochondrial × 1 (Q53H12) Mitochondrial import inner membrane translocase subunit Tim29 × 1 (Q9BSF4) Mitochondrial import inner membrane translocase subunit Tim9 × 5 (Q9Y5J7) Mitochondrial import inner membrane translocase subunit Tim10 × 6 (P62072) 1,2-dioleoyl-sn-glycero-3-phosphoethanolamine × 1 Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name T10B_HUMAN
Isoform —
PDB entities 6
Chains and sequence ranges Author chain J; PDBConstruct 1–103; UniProt 1–103

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

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2. Structure Basics 2. Structure Basics

Entry ID entry_id7cgp
Deposition date deposition_date2020-07-01
Structure title titleCryo-EM structure of the human mitochondrial translocase TIM22 complex at 3.7 angstrom.
Keywords keywordshuman mitochondrial translocase TIM22 complex, inner membrane, chaperone Tim9/10a, chaperone Tim9/10a/10b, TRANSLOCASE; TRANSLOCASE
Experimental Method methodELECTRON MICROSCOPY
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3. Official assembly/model SAXS Official SAXS Profiles

This page reads only the latest assembly calculations. Every curve maps to an explicit PDB entry, official biological assembly and coordinate model.

7cgp__assembly_1__model_1

Assembly 1 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

7cgp__assembly_1__model_1 | I(q)

10-2 10-1 106 107 108 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

7cgp__assembly_1__model_1 | P(r) · Pending

The new assembly/model P(r) has not been calculated yet This placeholder does not display legacy data r (Angstrom) P(r)
P(r) will be calculated and displayed separately for the same assembly/model.
Rg(Guinier)47.63 Å
Rg (electron density)48.28 Å
Total Rg48.13 Å
Atom count12433
Residues1569
Excluded volume221500 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 7cgp__assembly_1__model_1 pentadecameric (15) Success 4.1.3-1-20251215 (887e7ef) View Download
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4. Crystallography and Experiment 4. Crystallography & Experiment

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5. Entities and Polymers Entities & Polymers (7)

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6. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

Domain ID domain_id7cgpJ01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology287 — Helix Hairpins
Homologous superfamily homologous superfamily810 — Mitochondrial import inner membrane translocase subunit tim13 like domains
Domain ID domain_id7cgpL01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology287 — Helix Hairpins
Homologous superfamily homologous superfamily810 — Mitochondrial import inner membrane translocase subunit tim13 like domains
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7. Citations (1)