2uxm

X-ray diffraction
2.7Å resolution

X-ray high resolution structure of the photosynthetic reaction center from Rb. sphaeroides at pH 10 in the charge-separated state, 2nd dataset

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero trimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-142934 (preferred)
Entry contents:
3 distinct polypeptide molecules
Macromolecules (3 distinct):
Reaction center protein H chain Chain: H
Molecule details ›
Chain: H
Length: 260 amino acids
Theoretical weight: 28.07 KDa
Source organism: Cereibacter sphaeroides
UniProt:
  • Canonical: P0C0Y7 (Residues: 1-260; Coverage: 100%)
Gene name: puhA
Sequence domains:
Structure domains:
Reaction center protein L chain Chain: L
Molecule details ›
Chain: L
Length: 281 amino acids
Theoretical weight: 31.35 KDa
Source organism: Cereibacter sphaeroides
UniProt:
  • Canonical: P0C0Y8 (Residues: 2-282; Coverage: 100%)
Gene name: pufL
Sequence domains: Photosynthetic reaction centre protein
Structure domains: Photosystem II protein D1-like
Reaction center protein M chain Chain: M
Molecule details ›
Chain: M
Length: 307 amino acids
Theoretical weight: 34.4 KDa
Source organism: Cereibacter sphaeroides
UniProt:
  • Canonical: P0C0Y9 (Residues: 2-308; Coverage: 100%)
Gene name: pufM
Sequence domains: Photosynthetic reaction centre protein
Structure domains: Photosystem II protein D1-like

Ligands and Environments

Experiments and Validation Details

Entry percentile scores
X-ray source: EMBL/DESY, HAMBURG BEAMLINE X11
Spacegroup: P3121
Unit cell:
a: 139.448Å b: 139.448Å c: 185.109Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.187 0.186 0.221