› 7ddr

X-ray diffraction
1.5Å resolution

Ancestral myoglobin aMbSp of Puijila Darwini relative (imidazol ligand)

Released:
DOI: 10.2210/pdb7ddr/pdb
Model geometry
Fit model/data
PDB entry 7ddr coloured by chain, front view.
PDB entry 7ddr coloured by chain, side view.
PDB entry 7ddr coloured by chain, top view.
Source organism: synthetic construct
Primary publication:
Common and unique strategies of myoglobin evolution for deep-sea adaptation of diving mammals.
Isogai Y, Imamura H, Nakae S, Sumi T, Takahashi KI, Shirai T
OpenAccess logo iScience 24 102920 (2021)
PMID: 34430810

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:
  • not assigned
Sequence domains:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-168150 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Ancestral myoglobin aMbSp Chain: A
Molecule details ›
Chain: A
Length: 154 amino acids
Theoretical weight: 17.16 KDa
Source organism: synthetic construct
Expression system: Escherichia coli

Ligands and Environments

2 bound ligands:
Ligand HEM 1 x HEM
Ligand IMD 1 x IMD
No modified residues

Experiments and Validation Details

wwPDB Validation report is not available for this entry.
X-ray source: SPRING-8 BEAMLINE BL26B1
Spacegroup: P212121
Unit cell:
a: 28.02Å b: 62.72Å c: 65.52Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.166 0.164 0.202
Expression system: Escherichia coli

Quick links

Citations

2 citation in other articles

Comparative analysis of the myoglobin gene in whales and humans reveals evolutionary changes in regulatory elements and expression levels.
Sackerson et al. (2023)
1 more

3 mentions without citation

A population-based dietary inflammatory index predicts levels of C-reactive protein in the Seasonal Variation of Blood Cholesterol Study (SEASONS).
Shivappa et al. (2014)
2 more