3ONR

Crystal structure of the calcium chelating immunodominant antigen, calcium dodecin (Rv0379),from Mycobacterium tuberculosis with a novel calcium-binding site


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.8 Å
  • R-Value Free: 0.229
  • R-Value Work: 0.181

Literature

Macromolecules
Sequence Display for 3ONR

Classification: METAL BINDING PROTEIN

Total Structure Weight: 97876.66

Macromolecule Entities
Molecule Chains Length Organism Details
PROTEIN TRANSPORT PROTEIN SECE2 A, B, C..., D, E, F, G, H, I, J, K, LA, B, C, D, E, F, G, H, I, J, K, L 72 Mycobacterium tuberculosis Mutation: A68S, R71L
Gene Name(s): secE2 Rv0379 RVBD_0379
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

E, F, I PLATINUM (II) ION
Pt
HRGDZIGMBDGFTC-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
FMT
Query on FMT

A, B, C, D, E, F, G, H, I, J, K, L FORMIC ACID
C H2 O2
BDAGIHXWWSANSR-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
CA
Query on CA

A, D, G, J CALCIUM ION
Ca
BHPQYMZQTOCNFJ-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.8 Å
  • R-Value Free: 0.229
  • R-Value Work: 0.181
  • Space Group: P 21 21 21

Unit Cell:

Length (Å) Angle (°)
a = 70.19 α = 90.00
b = 78.45 β = 90.00
c = 152.49 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2010-08-30
  • Released Date: 2011-03-16
  • Deposition author(s): Arulandu, A., Sacchettini, J.C.

Revision History

  • Version 1_0: 2011-03-16

    Type: Initial release

  • Version 1_1: 2011-07-13

    Type: Version format compliance