7CLV

Solution structure of mitochondrial Tim23 channel in complex with a signaling peptide

• PDB DOI: https://doi.org/10.2210/pdb7CLV/pdb

• Classification: PROTEIN TRANSPORT
• Organism(s): Saccharomyces cerevisiae
• Expression System: Escherichia coli K-12
• Mutation(s): No 
• Membrane Protein: Yes  OPMPDBTM


• Deposited: 2020-07-22 Released: 2020-12-30 
• Deposition Author(s): Zhou, S., Ruan, M.S., Li, Y.Y., Yang, J., Richter, C., Schwalbe, H., Shen, B., Wang, J.F.
• Funding Organization(s): Chinese Academy of Sciences

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Experimental Data Snapshot

• Method: SOLUTION NMR
• Conformers Calculated: 100 
• Conformers Submitted: 15 
• Selection Criteria: structures with the lowest energy 

Literature

Solution structure of the voltage-gated Tim23 channel in complex with a mitochondrial presequence peptide.

Zhou, S., Ruan, M., Li, Y., Yang, J., Bai, S., Richter, C., Schwalbe, H., Xie, C., Shen, B., Wang, J.

(2021) Cell Res 31: 821-824

• PubMed: 33318647 
• DOI: https://doi.org/10.1038/s41422-020-00452-y
• Primary Citation of Related Structures:  
  7CLV

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Organizational Affiliation: 

High Magnetic Field Laboratory, CAS Key Laboratory of High Magnetic Field and Ion Beam Physical Biology, Hefei Institutes of Physical Science, Chinese Academy of Sciences, Hefei, Anhui, 230031, China. [e-mail].

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 3-mer - A2B1 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: mass spectrometry

Macromolecule Content

• Total Structure Weight: 49.53 kDa 
• Atom Count: 3,471 
• Modelled Residue Count: 469 
• Deposited Residue Count: 469 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
TIM23 isoform 1	A, B	222	Saccharomyces cerevisiae	Mutation(s): 0  Gene Names: TIM23, GI526_G0005095 Membrane Entity: Yes
UniProt
Find proteins for P32897 (Saccharomyces cerevisiae (strain ATCC 204508 / S288c)) Explore P32897  Go to UniProtKB:  P32897

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
COX4 isoform 1	C	25	Saccharomyces cerevisiae	Mutation(s): 0  Gene Names: COX4, GI526_G0002212 Membrane Entity: Yes
UniProt
Find proteins for P04037 (Saccharomyces cerevisiae (strain ATCC 204508 / S288c)) Explore P04037  Go to UniProtKB:  P04037

Experimental Data & Validation

Experimental Data

• Method: SOLUTION NMR
• Conformers Calculated: 100 
• Conformers Submitted: 15 
• Selection Criteria: structures with the lowest energy 

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2020-12-30 
Deposition Author(s): Zhou, S., Ruan, M.S., Li, Y.Y., Yang, J., Richter, C., Schwalbe, H., Shen, B., Wang, J.F.

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Funding Organization	Location	Grant Number
Chinese Academy of Sciences	China	--

Revision History  

• Version 1.0: 2020-12-30
  Type: Initial release
  
• Version 1.1: 2021-07-21
  Changes: Database references
• Version 1.2: 2023-06-14
  Changes: Database references, Other
• Version 1.3: 2024-05-15
  Changes: Data collection, Database references