4W1U | pdb_00004w1u

Crystal structure of Rv3557c/KstR2, a transcriptional repressor involved in cholesterol metabolism in Mycobacterium tuberculosis

PDB DOI: https://doi.org/10.2210/pdb4W1U/pdb

Classification: TRANSCRIPTION
Organism(s): Mycobacterium tuberculosis H37Rv
Expression System: Escherichia coli BL21
Mutation(s): No

Deposited: 2014-08-13 Released: 2015-07-29
Deposition Author(s): Dawes, S.S., Kendall, S.K., Baker, E.N., Lott, J.S.

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.88 Å
R-Value Free:
0.200 (Depositor), 0.199 (DCC)
R-Value Work:
0.172 (Depositor), 0.174 (DCC)
R-Value Observed:
0.173 (Depositor)

Starting Model: experimental
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This is version 1.2 of the entry. See complete history.

Literature

Crystal structure of Rv3557c/KstR2, a transcriptional repressor involved in cholesterol metabolism in Mycobacterium tuberculosis.

Dawes, S.S., Kendall, S.K., Baker, E.N., Lott, J.S.

To be published.

Macromolecule Content

Total Structure Weight: 23.25 kDa
Atom Count: 1,748
Modeled Residue Count: 193
Deposited Residue Count: 204
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
HTH-type transcriptional repressor KstR2	A	204	Mycobacterium tuberculosis H37Rv	Mutation(s): 0 Gene Names: kstR2, Rv3557c
UniProt
Find proteins for P9WMB9 (Mycobacterium tuberculosis (strain ATCC 25618 / H37Rv)) Explore P9WMB9 Go to UniProtKB: P9WMB9
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	P9WMB9
Sequence Annotations Expand
Reference Sequence

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 1.88 Å
R-Value Free: 0.200 (Depositor), 0.199 (DCC)
R-Value Work: 0.172 (Depositor), 0.174 (DCC)
R-Value Observed: 0.173 (Depositor)

Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 72.356	α = 90
b = 90.292	β = 128.21
c = 49.693	γ = 90

Software Package:

Software Name	Purpose
iMOSFLM	data reduction
SCALA	data scaling
ARP	model building
WARP	model building
PDB_EXTRACT	data extraction
PHASER	phasing
PHENIX	refinement

Structure Validation

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Entry History

Deposition Data

Released Date: 2015-07-29

Deposition Author(s):

Revision History (Full details and data files)

Version 1.0: 2015-07-29
Type: Initial release
Version 1.1: 2017-11-22
Changes: Derived calculations, Refinement description, Source and taxonomy
Version 1.2: 2023-09-27
Changes: Data collection, Database references, Refinement description

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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.