9IJK | pdb_00009ijk

The CryoEM structure of a C-C bond hydrolase MhpC homotetramer

PDB DOI: https://doi.org/10.2210/pdb9IJK/pdb
EM Map EMD-60635: EMDB EMDataResource

Classification: HYDROLASE
Organism(s): Escherichia coli K-12
Expression System: Escherichia coli 'BL21-Gold(DE3)pLysS AG
Mutation(s): No

Deposited: 2024-06-24 Released: 2025-07-02
Deposition Author(s): Jiang, W.X., Cheng, X.Q., Ma, L.X., Xing, Q.
Funding Organization(s): National Basic Research Program of China (973 Program), National Science Foundation (NSF, China)

Experimental Data Snapshot

Method: ELECTRON MICROSCOPY
Resolution: 4.00 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

wwPDB Validation 3D Report Full Report

This is version 1.0 of the entry. See complete history.

Literature

The CryoEM structure of a C-C bond hydrolase MhpC homotetramer

Jiang, W.X., Cheng, X.Q., Ma, L.X., Xing, Q.

To be published.

Macromolecule Content

Total Structure Weight: 127.9 kDa
Atom Count: 8,992
Modeled Residue Count: 1,152
Deposited Residue Count: 1,152
Unique protein chains: 1

Macromolecules

Find similar proteins by:

(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
2-hydroxy-6-oxononadienedioate/2-hydroxy-6-oxononatrienedioate hydrolase	A, B, C, D	288	Escherichia coli K-12	Mutation(s): 0 Gene Names: mhpC, b0349, JW0340 EC: 3.7.1.14
UniProt
Find proteins for P77044 (Escherichia coli (strain K12)) Explore P77044 Go to UniProtKB: P77044
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	P77044
Sequence Annotations Expand
Reference Sequence

Experimental Data & Validation

Experimental Data

Method: ELECTRON MICROSCOPY
Resolution: 4.00 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

Structure Validation

View Full Validation Report

Entry History & Funding Information

Deposition Data

Released Date: 2025-07-02

Deposition Author(s):

Funding Organization	Location	Grant Number
National Basic Research Program of China (973 Program)	China	2021YFC2100100
National Science Foundation (NSF, China)	China	32371277

Revision History (Full details and data files)

Version 1.0: 2025-07-02
Type: Initial release

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.