9MTN | pdb_00009mtn

Crystal structure of KwaB

PDB DOI: https://doi.org/10.2210/pdb9MTN/pdb

Classification: IMMUNE SYSTEM
Organism(s): Escherichia coli
Expression System: Escherichia coli
Mutation(s): No

Deposited: 2025-01-11 Released: 2025-08-06
Deposition Author(s): Zhiying, Z., Dinshaw, J.P.
Funding Organization(s): Other private

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 3.92 Å
R-Value Free:
0.275 (Depositor), 0.278 (DCC)
R-Value Work:
0.238 (Depositor), 0.243 (DCC)
R-Value Observed:
0.242 (Depositor)

Starting Model: in silico
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wwPDB Validation 3D Report Full Report

Validation slider image for 9MTN

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

Literature

Crystal structure of KwaB

Zhiying, Z., Dinshaw, J.P.

To be published.

Macromolecule Content

Total Structure Weight: 144.59 kDa
Atom Count: 9,722
Modeled Residue Count: 1,205
Deposited Residue Count: 1,260
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Kiwa protein KwaB	A, B [auth K], C [auth B], D [auth C]	315	Escherichia coli	Mutation(s): 0 Gene Names: kwaB, ECO55CA74_24530
UniProt
Find proteins for P0DW46 (Escherichia coli O55:H7 (strain RM12579 / EPEC)) Explore P0DW46 Go to UniProtKB: P0DW46
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	P0DW46
Sequence Annotations Expand
Reference Sequence

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 3.92 Å
R-Value Free: 0.275 (Depositor), 0.278 (DCC)
R-Value Work: 0.238 (Depositor), 0.243 (DCC)
R-Value Observed: 0.242 (Depositor)

Space Group: H 3

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 283.105	α = 90
b = 283.105	β = 90
c = 76.312	γ = 120

Software Package:

Software Name	Purpose
PHENIX	refinement
AUTOMAR	data reduction
Aimless	data scaling
MOLREP	phasing

Structure Validation

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View more in-depth experimental data

Entry History

& Funding Information

Deposition Data

Released Date: 2025-08-06

Deposition Author(s):

Funding Organization	Location	Grant Number
Other private	United States	P30CA008748

Revision History (Full details and data files)

Version 1.0: 2025-08-06
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.