1KPG

Crystal Structure of mycolic acid cyclopropane synthase CmaA1 complexed with SAH and CTAB

Structural Biology Knowledgebase: 1KPG SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.0 Å
  • R-Value Free: 0.233
  • R-Value Work: 0.191

Literature

Macromolecules
Sequence Display for 1KPG

Classification: TRANSFERASE

Total Structure Weight: 134781.48

Macromolecule Entities
Molecule Chains Length Organism Details
CYCLOPROPANE-FATTY-ACYL-PHOSPHOLIPID SYNTHASE 1 A, B, C, D 287 Mycobacterium tuberculosis EC#: 2.1.1.79 IUBMB
Gene Name(s): cmaA1 cma1 CMAS-1 Rv3392c MTV004.50
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 3 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
SAH
Query on SAH

A, B, C, D S-ADENOSYL-L-HOMOCYSTEINE
C14 H20 N6 O5 S
ZJUKTBDSGOFHSH-WFMPWKQPSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
16A
Query on 16A

A, B, C, D CETYL-TRIMETHYL-AMMONIUM
C19 H42 N
RLGQACBPNDBWTB-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
CO3
Query on CO3

A, B, C, D CARBONATE ION
C O3
BVKZGUZCCUSVTD-UHFFFAOYSA-L
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
Modified Residues 1 Unique
ID Chains Type Formula 2D Diagram Parent
MSE
Query on MSE
A, B, C, D L-PEPTIDE LINKING C5 H11 N O2 Se MET

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.0 Å
  • R-Value Free: 0.233
  • R-Value Work: 0.191
  • Space Group: P 43

Unit Cell:

Length (Å) Angle (°)
a = 77.32 α = 90.00
b = 77.32 β = 90.00
c = 173.49 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2001-12-30
  • Released Date: 2002-01-11
  • Deposition author(s): Huang, C.-C., Smith, C.V., Jacobs Jr., W.R., Glickman, M.S., Sacchettini, J.C., TB Structural Genomics Consortium (TBSGC)

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4