› 1foc

X-ray diffraction
3Å resolution

Cytochrome C557: improperly folded thermus thermophilus C552

Released:
DOI: 10.2210/pdb1foc/pdb
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Source organism: Thermus thermophilus HB8
Primary publication:
Recombinant cytochrome rC557 obtained from Escherichia coli cells expressing a truncated Thermus thermophilus cycA gene. Heme inversion in an improperly matured protein.
McRee DE, Williams PA, Sridhar V, Pastuszyn A, Bren KL, Patel KM, Chen Y, Todaro TR, Sanders D, Luna E, Fee JA
J Biol Chem 276 6537-44 (2001)
PMID: 11069913

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-178262 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Cytochrome c-552 Chains: A, B
Molecule details ›
Chains: A, B
Length: 132 amino acids
Theoretical weight: 14.27 KDa
Source organism: Thermus thermophilus HB8
Expression system: Escherichia coli
UniProt:
  • Canonical: Q5SME3 (Residues: 17-148; Coverage: 100%)
Gene names: TTHA1423, cycA
Sequence domains: Cytochrome c
Structure domains: Cytochrome c-like domain

Ligands and Environments

1 bound ligand:
Ligand HEC 2 x HEC
No modified residues

Experiments and Validation Details

wwPDB Validation report is not available for this entry.
X-ray source: SSRL BEAMLINE BL9-2
Spacegroup: P21212
Unit cell:
a: 98.72Å b: 69.05Å c: 36.582Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.273 0.273 0.423
Expression system: Escherichia coli

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Citations

2 review citations

C-type cytochromes: diverse structures and biogenesis systems pose evolutionary problems.
Allen et al. (2003)
1 more

1 mention without citation

The chemistry and biochemistry of heme c: functional bases for covalent attachment.
Bowman et al. (2008)

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