› 6cii

X-ray diffraction
1.7Å resolution

Crystal structure of Chlamydomonas reinhardtii THB1 in the cyanomet state

Released:
DOI: 10.2210/pdb6cii/pdb
PDB entry 6cii coloured by chain, front view.
PDB entry 6cii coloured by chain, side view.
PDB entry 6cii coloured by chain, top view.
Source organism: Chlamydomonas reinhardtii
Primary publication:
Control of distal lysine coordination in a monomeric hemoglobin: A role for heme peripheral interactions
Martinez JE, Schlessman JL, Lecomte JTJ
J. Inorg. Biochem. 219 111437- (2021)

Function and Biology Details

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

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-108695 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Truncated hemoglobin 1 Chain: A
Molecule details ›
Chain: A
Length: 135 amino acids
Theoretical weight: 14.58 KDa
Source organism: Chlamydomonas reinhardtii
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: A8JAR4 (Residues: 2-136; Coverage: 99%)
Gene names: CHLRE_14g615400v5, THB1
Sequence domains: Bacterial-like globin
Structure domains: Globins

Ligands and Environments

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

Experiments and Validation Details

Entry percentile scores
X-ray source: OTHER
Spacegroup: P4122
Unit cell:
a: 45.992Å b: 45.992Å c: 121.277Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.166 0.163 0.19
Expression system: Escherichia coli BL21(DE3)

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