› 2in4

X-ray diffraction
2.15Å resolution

Crystal Structure of Myoglobin with Charge Neutralized Heme, ZnDMb-dme

Released:
DOI: 10.2210/pdb2in4/pdb
PDB entry 2in4 coloured by chain, front view.
PDB entry 2in4 coloured by chain, side view.
PDB entry 2in4 coloured by chain, top view.
Source organism: Equus caballus
Primary publication:
Dynamic docking of cytochrome b5 with myoglobin and alpha-hemoglobin: heme-neutralization "squares" and the binding of electron-transfer-reactive configurations.
Wheeler KE, Nocek JM, Cull DA, Yatsunyk LA, Rosenzweig AC, Hoffman BM
J Am Chem Soc 129 3906-17 (2007)
PMID: 17343378

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:
Sequence domains:
Structure domain:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-159278 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Myoglobin Chain: A
Molecule details ›
Chain: A
Length: 153 amino acids
Theoretical weight: 16.98 KDa
Source organism: Equus caballus
UniProt:
  • Canonical: P68082 (Residues: 2-154; Coverage: 99%)
Gene name: MB
Sequence domains: Globin
Structure domains: Globins

Ligands and Environments

2 bound ligands:
Ligand SO4 1 x SO4
Ligand HE5 1 x HE5
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 23-ID-B
Spacegroup: P21
Unit cell:
a: 42.604Å b: 30.577Å c: 56.485Å
α: 90° β: 97.66° γ: 90°
R-values:
R R work R free
0.178 0.175 0.232

Quick links

Citations

7 review citations

The courtship of proteins: understanding the encounter complex.
Ubbink M. (2009)
6 more

2 mentions without citation

Factors correlating with significant differences between X-ray structures of myoglobin.
Rashin et al. (2014)
1 more