1ECN | pdb_00001ecn

STRUCTURE OF ERYTHROCRUORIN IN DIFFERENT LIGAND STATES REFINED AT 1.4 ANGSTROMS RESOLUTION

Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.40 Å

wwPDB Validation 3D Report Full Report

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This is version 1.3 of the entry. See complete history. 

Literature

Structure of erythrocruorin in different ligand states refined at 1.4 A resolution.

Steigemann, W., Weber, E.

(1979) J Mol Biology 127: 309-338

Macromolecule Content 

  • Total Structure Weight: 15.44 kDa 
  • Atom Count: 1,196 
  • Modeled Residue Count: 136 
  • Deposited Residue Count: 136 
  • Unique protein chains: 1

Macromolecules

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|  3D Structure
Entity ID: 1
MoleculeChains  Sequence LengthOrganismDetailsImage
ERYTHROCRUORIN (CYANO MET)136Chironomus thummi thummiMutation(s): 0 
UniProt
Find proteins for P02229 (Chironomus thummi thummi)
Explore P02229 
Go to UniProtKB:  P02229
Entity Groups
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupP02229
Sequence Annotations
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Reference Sequence

Small Molecules

Ligands 2 Unique
IDChains Name / Formula / InChI Key2D Diagram3D Interactions
HEM

Query on HEM


Download:Ideal Coordinates CCD File
C [auth A]PROTOPORPHYRIN IX CONTAINING FE
C34 H32 Fe N4 O4
KABFMIBPWCXCRK-RGGAHWMASA-L
CYN

Query on CYN


Download:Ideal Coordinates CCD File
B [auth A]CYANIDE ION
C N
XFXPMWWXUTWYJX-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.40 Å
Space Group: P 32
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 54.3α = 90
b = 54.3β = 90
c = 35.6γ = 120

Structure Validation

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View more in-depth experimental data

Entry History 

Deposition Data

Revision History  (Full details and data files)

  • Version 1.0: 1979-07-05
    Type: Initial release
  • Version 1.1: 2008-03-24
    Changes: Version format compliance
  • Version 1.2: 2011-07-13
    Changes: Version format compliance
  • Version 1.3: 2024-02-07
    Changes: Data collection, Database references, Derived calculations, Other