9CY9 | pdb_00009cy9

Biofilm regulatory protein A from Streptococcus mutans

PDB DOI: https://doi.org/10.2210/pdb9CY9/pdb

Classification: LIPID BINDING PROTEIN
Organism(s): Streptococcus mutans UA159
Expression System: Escherichia coli BL21(DE3)
Mutation(s): No

Deposited: 2024-08-01 Released: 2025-08-20
Deposition Author(s): Hua, Z., Hui, W.
Funding Organization(s): National Institutes of Health/National Institute of Dental and Craniofacial Research (NIH/NIDCR)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.84 Å
R-Value Free:
0.226 (Depositor), 0.225 (DCC)
R-Value Work:
0.183 (Depositor), 0.183 (DCC)
R-Value Observed:
0.187 (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

Biofilm regulatory protein A from Streptococcus mutans

Hua, Z., Hui, W.

To be published.

Macromolecule Content

Total Structure Weight: 42.19 kDa
Atom Count: 2,339
Modeled Residue Count: 275
Deposited Residue Count: 388
Unique protein chains: 1

Macromolecules

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(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Biofilm regulatory protein A	A	388	Streptococcus mutans UA159	Mutation(s): 0 Gene Names: brpA, SMU_410
UniProt
Find proteins for Q8DVR0 (Streptococcus mutans serotype c (strain ATCC 700610 / UA159)) Explore Q8DVR0 Go to UniProtKB: Q8DVR0
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	Q8DVR0
Sequence Annotations Expand
Reference Sequence

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 1.84 Å
R-Value Free: 0.226 (Depositor), 0.225 (DCC)
R-Value Work: 0.183 (Depositor), 0.183 (DCC)
R-Value Observed: 0.187 (Depositor)

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 38.7	α = 90
b = 83.2	β = 99.27
c = 49.4	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
HKL-2000	data scaling
PHENIX	phasing

Structure Validation

View Full Validation Report

Entry History & Funding Information

Deposition Data

Released Date: 2025-08-20

Deposition Author(s):

Funding Organization	Location	Grant Number
National Institutes of Health/National Institute of Dental and Craniofacial Research (NIH/NIDCR)	United States	5R01DE019452

Revision History (Full details and data files)

Version 1.0: 2025-08-20
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.