9CA5 | pdb_00009ca5

Rns pocket mutant - H20A

PDB DOI: https://doi.org/10.2210/pdb9CA5/pdb

Classification: DNA BINDING PROTEIN
Organism(s): Escherichia coli
Expression System: Escherichia coli BL21(DE3)
Mutation(s): Yes

Deposited: 2024-06-17 Released: 2025-06-25
Deposition Author(s): Tolbert, J.D., Midget, C.R., Kull, F.J.
Funding Organization(s): National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.90 Å
R-Value Free:
0.315 (Depositor), 0.315 (DCC)
R-Value Work:
0.264 (Depositor), 0.264 (DCC)
R-Value Observed:
0.269 (Depositor)

Starting Model: experimental
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wwPDB Validation 3D Report Full Report

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

Literature

Structure of Regulatory protein Rns

Tolbert, J.F., Talbot, K.M., Midgett, C.R., Munson, G.P., Kull, F.J.

To be published.

Macromolecule Content

Total Structure Weight: 61.61 kDa
Atom Count: 4,025
Modeled Residue Count: 493
Deposited Residue Count: 530
Unique protein chains: 1

Macromolecules

Find similar proteins by:

(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
AraC-family, transcriptional regulator Rns	A, B	265	Escherichia coli	Mutation(s): 1
UniProt
Find proteins for P16114 (Escherichia coli) Explore P16114 Go to UniProtKB: P16114
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	P16114
Sequence Annotations Expand
Reference Sequence

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.90 Å
R-Value Free: 0.315 (Depositor), 0.315 (DCC)
R-Value Work: 0.264 (Depositor), 0.264 (DCC)
R-Value Observed: 0.269 (Depositor)

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 47.73	α = 90
b = 97.93	β = 90
c = 136.69	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
XDS	data reduction
XDS	data scaling
PHENIX	phasing

Structure Validation

View Full Validation Report

Entry History & Funding Information

Deposition Data

Released Date: 2025-06-25

Deposition Author(s):

Funding Organization	Location	Grant Number
National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)	United States	AI168157

Revision History (Full details and data files)

Version 1.0: 2025-06-25
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.