1MZZ

Crystal Structure of Mutant (M182T)of Nitrite Reductase

• PDB DOI: https://doi.org/10.2210/pdb1MZZ/pdb

• Classification: OXIDOREDUCTASE
• Organism(s): Cereibacter sphaeroides
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2002-10-10 Released: 2004-09-28 
• Deposition Author(s): Guo, H., Olesen, K., Xue, Y., Shapliegh, J., Sjolin, L.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 
  0.218 (Depositor) 
• R-Value Work: 
  0.170 (Depositor) 

Literature

The High resolution Crystal Structures of Nitrite Reductase and its mutant Met182Thr from Rhodobacter Sphaeroides Reveal a Gating Mechanism for the Electron Transfer to the Type 1 Copper Center

Guo, H., Olesen, K., Xue, Y., Shapliegh, J., Sjolin, L.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C3  (Explore in 3D)
Global Stoichiometry: Homo 3-mer - A3 

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

Macromolecule Content

• Total Structure Weight: 109.65 kDa 
• Atom Count: 8,561 
• Modelled Residue Count: 1,002 
• Deposited Residue Count: 1,002 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Copper-containing nitrite reductase	A, B, C	334	Cereibacter sphaeroides	Mutation(s): 1  EC: 1.7.99.3 (PDB Primary Data), 1.7.2.1 (UniProt)
UniProt
Find proteins for Q53239 (Cereibacter sphaeroides (strain ATCC 17025 / ATH 2.4.3)) Explore Q53239  Go to UniProtKB:  Q53239

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
CU	D [auth A], E [auth A], F [auth B], G [auth B], H [auth C], I [auth C]	COPPER (II) ION Cu JPVYNHNXODAKFH-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free:  0.218 (Depositor) 
• R-Value Work:  0.170 (Depositor) 

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 92.495	α = 90
b = 123.729	β = 90
c = 130.173	γ = 90

Software Package:

Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
AMoRE	phasing
CNS	refinement

Structure Validation

Entry History 

Deposition Data

• Released Date: 2004-09-28 
Deposition Author(s): Guo, H., Olesen, K., Xue, Y., Shapliegh, J., Sjolin, L.

Revision History  

• Version 1.0: 2004-09-28
  Type: Initial release
  
• Version 1.1: 2008-04-28
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2021-10-27
  Changes: Database references, Derived calculations
• Version 1.4: 2024-02-14
  Changes: Data collection