10PH | pdb_000010ph

Structure of the R. denitrificans GapR in the dimer-of-dimers form

PDB DOI: https://doi.org/10.2210/pdb10PH/pdb

Classification: DNA BINDING PROTEIN
Organism(s): Roseobacter denitrificans OCh 114
Expression System: Escherichia coli
Mutation(s): No

Deposited: 2026-01-30 Released: 2026-09-30
Deposition Author(s): Schumacher, M.A.
Funding Organization(s): National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.94 Å
R-Value Free:
0.262 (Depositor), 0.264 (DCC)
R-Value Work:
0.237 (Depositor), 0.243 (DCC)
R-Value Observed:
0.240 (Depositor)

Starting Model: experimental
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Literature

Structure of the R. denitrificans GapR in the dimer-of-dimers form

Schumacher, M.A.

To be published.

Macromolecule Content

Total Structure Weight: 12.05 kDa
Atom Count: 621
Modeled Residue Count: 76
Deposited Residue Count: 103
Unique protein chains: 1

Macromolecules

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Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
UPF0335 protein RD1_2835	A	103	Roseobacter denitrificans OCh 114	Mutation(s): 0 Gene Names: RD1_2835
UniProt
Find proteins for Q165I2 (Roseobacter denitrificans (strain ATCC 33942 / OCh 114)) Explore Q165I2 Go to UniProtKB: Q165I2
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	Q165I2
Sequence Annotations Expand
Reference Sequence

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.94 Å
R-Value Free: 0.262 (Depositor), 0.264 (DCC)
R-Value Work: 0.237 (Depositor), 0.243 (DCC)
R-Value Observed: 0.240 (Depositor)

Space Group: I 2 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 37.261	α = 90
b = 63.037	β = 90
c = 84.301	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
Aimless	data scaling
XDS	data reduction
PHENIX	phasing
PDB_EXTRACT	data extraction

Structure Validation

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Entry History

& Funding Information

Deposition Data

Released Date: 2026-09-30

Deposition Author(s):

Schumacher, M.A.

Funding Organization	Location	Grant Number
National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)	United States	R35GM13029

Revision History (Full details and data files)

Version 1.0: 2026-09-30
Type: Initial release