1OAH

Cytochrome c Nitrite Reductase from Desulfovibrio desulfuricans ATCC 27774: The relevance of the two calcium sites in the structure of the catalytic subunit (NrfA).


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.3 Å
  • R-Value Free: 0.224
  • R-Value Work: 0.189

Literature

Macromolecules
Sequence Display for 1OAH

Classification: REDUCTASE

Total Structure Weight: 125062.38

Macromolecule Entities
Molecule Chains Length Organism Details
CYTOCHROME C NITRITE REDUCTASE A, B 519 Desulfovibrio desulfuricans EC#: 1.7.2.2 IUBMB
Gene Name(s): nrfA
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 4 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
HEM
Query on HEM

A, B PROTOPORPHYRIN IX CONTAINING FE
HEME (Synonym)
C34 H32 Fe N4 O4
KABFMIBPWCXCRK-RGGAHWMASA-L
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
ZN
Query on ZN

A ZINC ION
Zn
PTFCDOFLOPIGGS-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
CA
Query on CA

A, B CALCIUM ION
Ca
BHPQYMZQTOCNFJ-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
CL
Query on CL

A, B CHLORIDE ION
Cl
VEXZGXHMUGYJMC-UHFFFAOYSA-M
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.3 Å
  • R-Value Free: 0.224
  • R-Value Work: 0.189
  • Space Group: P 21 21 21

Unit Cell:

Length (Å) Angle (°)
a = 78.94 α = 90.00
b = 104.60 β = 90.00
c = 143.18 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2003-01-14
  • Released Date: 2003-05-08
  • Deposition author(s): Cunha, C.A., Macieira, S., Dias, J.M., Almeida, G., Goncalves, L.L., Costa, C., Lampreia, J., Huber, R., Moura, J.J.G., Moura, I., Romao, M.J.

Revision History

  • Version 1_0: 2003-05-08

    Type: Initial release

  • Version 1_1: 2011-05-08

    Type: Version format compliance

  • Version 1_2: 2011-07-13

    Type: Version format compliance