› 2mz9

Solution NMR

Solution structure of oxidized triheme cytochrome PpcA from Geobacter sulfurreducens

Released:
DOI: 10.2210/pdb2mz9/pdb
PDB entry 2mz9 coloured by chain, ensemble of 20 models, front view.
PDB entry 2mz9 coloured by chain, ensemble of 20 models, side view.
PDB entry 2mz9 coloured by chain, ensemble of 20 models, top view.
Source organism: Geobacter sulfurreducens
Primary publication:
Redox- and pH-linked conformational changes in triheme cytochrome PpcA from Geobacter sulfurreducens.
Morgado L, Bruix M, Pokkuluri PR, Salgueiro CA, Turner DL
Biochem J 474 231-246 (2017)
PMID: 28062839

Function and Biology Details

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

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-184510 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
PpcA Chain: A
Molecule details ›
Chain: A
Length: 71 amino acids
Theoretical weight: 7.75 KDa
Source organism: Geobacter sulfurreducens
Expression system: Escherichia coli
UniProt:
  • Canonical: Q8GGK7 (Residues: 21-91; Coverage: 100%)
Gene name: ppcA
Sequence domains: Cytochrome c7 and related cytochrome c
Structure domains: Cytochrome C3

Ligands and Environments

1 bound ligand:
Ligand HEC 3 x HEC
No modified residues

Experiments and Validation Details

Entry percentile scores
Chemical shift assignment: 47%
Refinement method: torsion angle dynamics
Expression system: Escherichia coli

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Citations

6 citation in other articles

Mimicking Natural Photosynthesis: Designing Ultrafast Photosensitized Electron Transfer into Multiheme Cytochrome Protein Nanowires.
Marzolf et al. (2020)
5 more

2 mentions without citation

Protein Engineering of Electron Transfer Components from Electroactive Geobacter Bacteria.
Fernandes et al. (2021)
1 more