9OM8 | pdb_00009om8

Crystal structure of PprA S-F filament from Deinococcus radiodurans

PDB DOI: https://doi.org/10.2210/pdb9OM8/pdb

Classification: DNA BINDING PROTEIN
Organism(s): Deinococcus radiodurans R1 = ATCC 13939 = DSM 20539
Expression System: Escherichia coli BL21(DE3)
Mutation(s): Yes

Deposited: 2025-05-13 Released: 2025-05-28
Deposition Author(s): Szabla, R., Junop, M.S., Wood, K.
Funding Organization(s): Natural Sciences and Engineering Research Council (NSERC, Canada)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.83 Å
R-Value Free:
0.275 (Depositor), 0.275 (DCC)
R-Value Work:
0.213 (Depositor), 0.212 (DCC)
R-Value Observed:
0.215 (Depositor)

Starting Model: in silico
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This is version 1.0 of the entry. See complete history.

Literature

Self-assembly of PprA from D.radiodurans

Szabla, R., Junop, M.S.

To be published.

Macromolecule Content

Total Structure Weight: 119.15 kDa
Atom Count: 7,449
Modeled Residue Count: 1,003
Deposited Residue Count: 1,108
Unique protein chains: 1

Macromolecules

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Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
DNA repair protein PprA	A, B, C, D	277	Deinococcus radiodurans R1 = ATCC 13939 = DSM 20539	Mutation(s): 2 Gene Names: pprA, DR_A0346
UniProt
Find proteins for O32504 (Deinococcus radiodurans (strain ATCC 13939 / DSM 20539 / JCM 16871 / CCUG 27074 / LMG 4051 / NBRC 15346 / NCIMB 9279 / VKM B-1422 / R1)) Explore O32504 Go to UniProtKB: O32504
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	O32504
Sequence Annotations Expand
Reference Sequence

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.83 Å
R-Value Free: 0.275 (Depositor), 0.275 (DCC)
R-Value Work: 0.213 (Depositor), 0.212 (DCC)
R-Value Observed: 0.215 (Depositor)

Diffraction Data:

Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 298.84	α = 90
b = 44.487	β = 106.626
c = 89.751	γ = 90

Software Package:

Software Name	Purpose
autoPROC	data processing
XDS	data reduction
Aimless	data scaling
PHENIX	phasing
PHENIX	model building
PHENIX	refinement

Structure Validation

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Entry History

& Funding Information

Deposition Data

Released Date: 2025-05-28

Deposition Author(s):

Funding Organization	Location	Grant Number
Natural Sciences and Engineering Research Council (NSERC, Canada)	Canada	2008R00075

Revision History (Full details and data files)

Version 1.0: 2025-05-28
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.