› 7vb9

Electron Microscopy
3.45Å resolution

Rba sphaeroides PufY-KO RC-LH1 dimer type-2

Released:
DOI: 10.2210/pdb7vb9/pdb
PDB entry 7vb9 coloured by chain, front view.
PDB entry 7vb9 coloured by chain, side view.
PDB entry 7vb9 coloured by chain, top view.
Source organism: Cereibacter sphaeroides 2.4.1
Primary publication:
Structural basis for the assembly and quinone transport mechanisms of the dimeric photosynthetic RC-LH1 supercomplex.
Cao P, Bracun L, Yamagata A, Christianson BM, Negami T, Zou B, Terada T, Canniffe DP, Shirouzu M, Li M, Liu LN
OpenAccess logo Nat Commun 13 1977 (2022)
PMID: 35418573
Related structures: EMD-31875

Function and Biology Details

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

Structure analysis Details

Assembly composition:
hetero 51-mer (preferred)
PDBe Complex ID:
PDB-CPX-146568 (preferred)
Entry contents:
6 distinct polypeptide molecules
Macromolecules (6 distinct):
Reaction center protein L chain Chains: L, l
Molecule details ›
Chains: L, l
Length: 282 amino acids
Theoretical weight: 31.48 KDa
Source organism: Cereibacter sphaeroides 2.4.1
UniProt:
  • Canonical: Q3J1A5 (Residues: 1-282; Coverage: 100%)
Gene names: RHOS4_18610, RSP_0257, pufL
Sequence domains: Photosynthetic reaction centre protein
Reaction center protein M chain Chains: M, m
Molecule details ›
Chains: M, m
Length: 308 amino acids
Theoretical weight: 34.53 KDa
Source organism: Cereibacter sphaeroides 2.4.1
UniProt:
  • Canonical: Q3J1A6 (Residues: 1-308; Coverage: 100%)
Gene names: RHOS4_18600, RSP_0256, pufM
Sequence domains: Photosynthetic reaction centre protein
Reaction center protein H chain Chains: H, h
Light-harvesting protein B-875 alpha chain Chains: 5, 6, 7, 9, A, D, F, I, K, O, Q, a, d, f, i, k, o, q, s, u, w, y
Light-harvesting protein B-875 beta chain Chains: 0, 4, 8, B, E, G, J, N, aa, ab, b, e, g, j, n, p, r, t, v, x, z
Intrinsic membrane protein PufX Chains: C, c

Ligands and Environments

7 bound ligands:
Ligand BCL 51 x BCL
Ligand BPH 4 x BPH
Ligand U10 4 x U10
Ligand FE2 2 x FE2
Ligand SPO 36 x SPO
Ligand PC1 9 x PC1
Ligand CDL 1 x CDL
No modified residues

Experiments and Validation Details

wwPDB Validation report is not available for this EM entry.
Resolution: 3.45Å
Relevant EMDB volumes: EMD-31875

Quick links

Citations

16 citation in other articles

An LH1-RC photocomplex from an extremophilic phototroph provides insight into origins of two photosynthesis proteins.
Tani et al. (2022)
15 more