9YQL | pdb_00009yql

Cryo-EM structure of human Tom70

PDB DOI: https://doi.org/10.2210/pdb9YQL/pdb
EM Map EMD-73339: EMDB EMDataResource

Classification: TRANSLOCASE
Organism(s): Homo sapiens
Expression System: Escherichia coli BL21(DE3)
Mutation(s): No

Deposited: 2025-10-15 Released: 2026-06-24
Deposition Author(s): Sherer, N., Yadav, G.P., Cho, J.H.
Funding Organization(s): National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS), Welch Foundation

Experimental Data Snapshot

Method: ELECTRON MICROSCOPY
Resolution: 3.57 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

Starting Model: in silico
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This is version 1.0 of the entry. See complete history.

Literature

CryoEM structure of human Tom70

Sherer, N., Yadav, G.P., Cho, J.H.

To be published.

Macromolecule Content

Total Structure Weight: 67.55 kDa
Atom Count: 3,794
Modeled Residue Count: 476
Deposited Residue Count: 608
Unique protein chains: 1

Macromolecules

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Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Mitochondrial import receptor subunit TOM70	A	608	Homo sapiens	Mutation(s): 0 Gene Names: TOMM70, KIAA0719, TOM70, TOMM70A
UniProt & NIH Common Fund Data Resources
Find proteins for O94826 (Homo sapiens) Explore O94826 Go to UniProtKB: O94826
PHAROS: O94826 GTEx: ENSG00000154174
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	O94826
Sequence Annotations Expand
Reference Sequence

Experimental Data & Validation

Experimental Data

Method: ELECTRON MICROSCOPY
Resolution: 3.57 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

EM Software:

Task	Software Package	Version
RECONSTRUCTION	cryoSPARC	3.3.1
RECONSTRUCTION	DeepEMhancer
MODEL REFINEMENT	PHENIX

Structure Validation

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Entry History

& Funding Information

Deposition Data

Released Date: 2026-06-24

Deposition Author(s):

Funding Organization	Location	Grant Number
National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)	United States	R35 GM152007
Welch Foundation	United States	A-2028-20230405

Revision History (Full details and data files)

Version 1.0: 2026-06-24
Type: Initial release

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RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.