3GAF | pdb_00003gaf

2.2A Crystal Structure of 7-Alpha-Hydroxysteroid Dehydrogenase from Brucella Melitensis

PDB DOI: https://doi.org/10.2210/pdb3GAF/pdb

Classification: OXIDOREDUCTASE
Organism(s): Brucella abortus 2308
Expression System: Escherichia coli
Mutation(s): No

Deposited: 2009-02-17 Released: 2009-03-17
Deposition Author(s): Seattle Structural Genomics Center for Infectious Disease (SSGCID)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.20 Å
R-Value Free:
0.244 (Depositor), 0.234 (DCC)
R-Value Work:
0.196 (Depositor)
R-Value Observed:
0.199 (Depositor)

Starting Model: experimental
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This is version 1.5 of the entry. See complete history.

Literature

2.2A Crystal Structure of 7-Alpha-Hydroxysteroid Dehydrogenase from Brucella Melitensis

Seattle Structural Genomics Center for Infectious Disease (SSGCID)

To be published.

Macromolecule Content

Total Structure Weight: 210.71 kDa
Atom Count: 14,131
Modeled Residue Count: 1,956
Deposited Residue Count: 2,048
Unique protein chains: 1

Macromolecules

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Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
7-ALPHA-HYDROXYSTEROID DEHYDROGENASE	A, B, C, D, E A, B, C, D, E, F, G, H	256	Brucella abortus 2308	Mutation(s): 0 Gene Names: BMEI0406 EC: 1.1.1.159
UniProt
Find proteins for Q8YIN7 (Brucella melitensis biotype 1 (strain ATCC 23456 / CCUG 17765 / NCTC 10094 / 16M)) Explore Q8YIN7 Go to UniProtKB: Q8YIN7
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	Q8YIN7
Sequence Annotations Expand
Reference Sequence

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.20 Å
R-Value Free: 0.244 (Depositor), 0.234 (DCC)
R-Value Work: 0.196 (Depositor)
R-Value Observed: 0.199 (Depositor)

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 75.32	α = 90
b = 134.777	β = 109.52
c = 105.269	γ = 90

Software Package:

Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
PHASER	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
HKL-2000	data collection
HKL-2000	data reduction
HKL-2000	data scaling

Structure Validation

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Entry History

Deposition Data

Released Date: 2009-03-17

Deposition Author(s):

Seattle Structural Genomics Center for Infectious Disease (SSGCID)

Revision History (Full details and data files)

Version 1.0: 2009-03-17
Type: Initial release
Version 1.1: 2011-07-13
Changes: Version format compliance
Version 1.2: 2017-11-01
Changes: Refinement description
Version 1.3: 2018-04-04
Changes: Data collection
Version 1.4: 2023-09-06
Changes: Data collection, Database references, Refinement description
Version 1.5: 2025-10-22
Changes: Database references, Structure summary

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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.