3ROR

Crystal structure of C105S mutant of Mycobacterium tuberculosis methionine aminopeptidase

• PDB DOI: https://doi.org/10.2210/pdb3ROR/pdb

• Classification: HYDROLASE
• Organism(s): Mycobacterium tuberculosis
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2011-04-26 Released: 2012-05-23 
• Deposition Author(s): Reddi, R., Kishor, C., Addlagatta, A.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 0.274 
• R-Value Work: 0.211 
• R-Value Observed: 0.214 

Starting Model: experimental

Literature

Crystal structure of C105S mutant of Mycobacterium tuberculosis methionine aminopeptidase

Reddi, R., Kishor, C., Addlagatta, A.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

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

Macromolecule Content

• Total Structure Weight: 31.97 kDa 
• Atom Count: 2,236 
• Modelled Residue Count: 282 
• Deposited Residue Count: 291 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Methionine aminopeptidase	A	291	Mycobacterium tuberculosis	Mutation(s): 1  Gene Names: map, mapB, MetAP, MT2929, MTV003.07c, Rv2861c EC: 3.4.11.18
UniProt
Find proteins for P9WK19 (Mycobacterium tuberculosis (strain ATCC 25618 / H37Rv)) Explore P9WK19  Go to UniProtKB:  P9WK19

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
BME	E [auth A]	BETA-MERCAPTOETHANOL C2 H6 O S DGVVWUTYPXICAM-UHFFFAOYSA-N
CO	B [auth A], C [auth A]	COBALT (II) ION Co XLJKHNWPARRRJB-UHFFFAOYSA-N
K	D [auth A]	POTASSIUM ION K NPYPAHLBTDXSSS-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 0.274 
• R-Value Work: 0.211 
• R-Value Observed: 0.214 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 49.22	α = 90
b = 48.66	β = 95.16
c = 55.72	γ = 90

Software Package:

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

Structure Validation

Entry History 

Deposition Data

• Released Date: 2012-05-23 
Deposition Author(s): Reddi, R., Kishor, C., Addlagatta, A.

Revision History  

• Version 1.0: 2012-05-23
  Type: Initial release
  
• Version 1.1: 2019-11-20
  Changes: Database references, Derived calculations
• Version 1.2: 2023-11-01
  Changes: Data collection, Database references, Derived calculations, Refinement description