1CPG

A CATION BINDING MOTIF STABILIZES THE COMPOUND I RADICAL OF CYTOCHROME C PEROXIDASE


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.2 Å
  • R-Value Observed: 0.164

Literature

Macromolecules
Sequence Display for 1CPG

Classification: OXIDOREDUCTASE(H2O2(A))

Total Structure Weight: 34425.21

Macromolecule Entities
Molecule Chains Length Organism Details
CYTOCHROME C PEROXIDASE A 296 Saccharomyces cerevisiae EC#: 1.11.1.5 IUBMB
Mutation: T53I, D152G, W191Q
Gene Name(s): CCP1 CCP CPO Gene View YKR066C
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

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

A POTASSIUM ION
K
NPYPAHLBTDXSSS-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.2 Å
  • R-Value Observed: 0.164
  • Space Group: P 21 21 21

Unit Cell:

Length (Å) Angle (°)
a = 105.17 α = 90.00
b = 74.18 β = 90.00
c = 45.22 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1994-08-18
  • Released Date: 1994-11-01
  • Deposition author(s): Miller, M.A., Han, G.W., Kraut, J.

Revision History

  • Version 1_0: 1994-11-01

    Type: Initial release

  • Version 1_1: 2008-03-24

    Type: Version format compliance

  • Version 1_2: 2011-07-13

    Type: Version format compliance