PDBe 1pst

X-ray diffraction
3Å resolution

CRYSTALLOGRAPHIC ANALYSES OF SITE-DIRECTED MUTANTS OF THE PHOTOSYNTHETIC REACTION CENTER FROM RHODOBACTER SPHAEROIDES

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero trimer (preferred)
Entry contents:
3 distinct polypeptide molecules
Macromolecules (3 distinct):
Reaction center protein L chain Chain: L
Molecule details ›
Chain: L
Length: 266 amino acids
Theoretical weight: 29.8 KDa
Source organism: Rhodobacter sphaeroides
Expression system: Not provided
UniProt:
  • Canonical: P0C0Y8 (Residues: 6-271; Coverage: 94%)
Gene name: pufL
Structure domains: Membrane spanning alpha-helix pairs
Reaction center protein M chain Chain: M
Molecule details ›
Chain: M
Length: 296 amino acids
Theoretical weight: 33.18 KDa
Source organism: Rhodobacter sphaeroides
Expression system: Not provided
UniProt:
  • Canonical: P0C0Y9 (Residues: 7-302; Coverage: 96%)
Gene name: pufM
Structure domains: Membrane spanning alpha-helix pairs
Reaction center protein H chain Chain: H
Molecule details ›
Chain: H
Length: 237 amino acids
Theoretical weight: 25.69 KDa
Source organism: Rhodobacter sphaeroides
Expression system: Not provided
UniProt:
  • Canonical: P0C0Y7 (Residues: 12-248; Coverage: 91%)
Gene name: puhA
Sequence domains: PRC-barrel domain
Structure domains:

Ligands and Environments


No modified residues

Experiments and Validation Details

Entry percentile scores
Spacegroup: P212121
Unit cell:
a: 138Å b: 77.5Å c: 141.8Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.218 0.218 not available
Expression system: Not provided