5FMP | pdb_00005fmp

KstR, transcriptional repressor of cholesterol degradation in Mycobacterium tuberculosis, bound to the DNA operator

• PDB DOI: https://doi.org/10.2210/pdb5FMP/pdb
• NAKB: 5FMP

• Classification: DNA BINDING PROTEIN
• Organism(s): Mycobacterium tuberculosis H37Rv, Mycobacterium tuberculosis
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2015-11-07 Released: 2016-11-23 
• Deposition Author(s): Podust, L.M., Ouellet, H.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.26 Å
• R-Value Free: 
  0.270 (Depositor), 0.270 (DCC) 
• R-Value Work: 
  0.202 (Depositor), 0.208 (DCC) 
• R-Value Observed: 
  0.205 (Depositor) 

Starting Model: experimental

Literature

Kstr, Transcriptional Repressor of Cholesterol Degradation in Mycobacterium Tuberculosis

Podust, L.M., Ouellet, H.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 1 assigned by authors and generated by PISA (software)

Macromolecule Content 

• Total Structure Weight: 55.44 kDa 
• Atom Count: 3,563 
• Modeled Residue Count: 399 
• Deposited Residue Count: 442 
• Unique protein chains: 1
• Unique nucleic acid chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
HTH-TYPE TRANSCRIPTIONAL REPRESSOR KSTR	A, B	205	Mycobacterium tuberculosis H37Rv	Mutation(s): 0
UniProt
Find proteins for P96856 (Mycobacterium tuberculosis (strain ATCC 25618 / H37Rv)) Explore P96856  Go to UniProtKB:  P96856

Entity ID: 2
Molecule	Chains	Length	Organism	Image
5'-D(*CP*TP*AP*GP*AP*AP*CP*GP*TP*GP*TP*TP*CP*TP*AP*A)-3'	C	16	Mycobacterium tuberculosis

Entity ID: 3
Molecule	Chains	Length	Organism	Image
5'-D(*TP*TP*AP*GP*AP*AP*CP*AP*CP*GP*TP*TP*CP*TP*AP*G)-3'	D	16	Mycobacterium tuberculosis

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.26 Å
• R-Value Free:  0.270 (Depositor), 0.270 (DCC) 
• R-Value Work:  0.202 (Depositor), 0.208 (DCC) 
• R-Value Observed: 0.205 (Depositor) 

Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 80.53	α = 90
b = 62.781	β = 89.9
c = 98.647	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
MOSFLM	data reduction
SCALA	data scaling
MOLREP	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2016-11-23 
Deposition Author(s): Podust, L.M., Ouellet, H.

Revision History  

• Version 1.0: 2016-11-23
  Type: Initial release
  
• Version 1.1: 2024-01-10
  Changes: Data collection, Database references, Other, Refinement description