› 7ze8

Electron Microscopy
3.6Å resolution

PucE-LH2 complex from Rps. palustris

Released:
DOI: 10.2210/pdb7ze8/pdb
PDB entry 7ze8 coloured by chain, front view.
PDB entry 7ze8 coloured by chain, side view.
PDB entry 7ze8 coloured by chain, top view.
Source organism: Rhodopseudomonas palustris
Primary publication:
Cryo-EM structures of light-harvesting 2 complexes from Rhodopseudomonas palustris reveal the molecular origin of absorption tuning.
Qian P, Nguyen-Phan CT, Gardiner AT, Croll TI, Roszak AW, Southall J, Jackson PJ, Vasilev C, Castro-Hartmann P, Sader K, Hunter CN, Cogdell RJ
Proc Natl Acad Sci U S A 119 e2210109119 (2022)
PMID: 36251992
Related structures: EMD-14685

Function and Biology Details

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

Structure analysis Details

Assembly composition:
hetero nonadecamer (preferred)
PDBe Complex ID:
PDB-CPX-152798 (preferred)
Entry contents:
3 distinct polypeptide molecules
Macromolecules (3 distinct):
Light-harvesting protein B-800-850 alpha chain E Chains: A, C, E, G, I, K, M, O, Q
Molecule details ›
Chains: A, C, E, G, I, K, M, O, Q
Length: 59 amino acids
Theoretical weight: 6.39 KDa
Source organism: Rhodopseudomonas palustris
UniProt:
  • Canonical: P35105 (Residues: 1-59; Coverage: 100%)
Gene names: RPA1492, pucAE
Sequence domains: Antenna complex alpha/beta subunit
Light-harvesting protein B-800-850 beta chain B Chains: B, D, F, H, J, L, N, P, R
Molecule details ›
Chains: B, D, F, H, J, L, N, P, R
Length: 51 amino acids
Theoretical weight: 5.74 KDa
Source organism: Rhodopseudomonas palustris
UniProt:
  • Canonical: P35107 (Residues: 1-51; Coverage: 100%)
Gene names: RPA1491, RPA4291, pucBB, pucBE
Sequence domains: Antenna complex alpha/beta subunit
PucA-LH2-gamma Chain: S
Molecule details ›
Chain: S
Length: 97 amino acids
Theoretical weight: 10.85 KDa
Source organism: Rhodopseudomonas palustris
UniProt:
  • Canonical: Q6N9P5 (Residues: 1-97; Coverage: 100%)
Gene names: RPA1495, TX73_007685

Ligands and Environments

2 bound ligands:
Ligand BCL 33 x BCL
Ligand IRM 9 x IRM
1 modified residue:
Ligand CXM 9 x CXM

Experiments and Validation Details

Entry percentile scores
Resolution: 3.6Å
Relevant EMDB volumes: EMD-14685

Quick links

Citations

5 citation in other articles

Cryo-EM structures of light-harvesting 2 complexes from Rhodopseudomonas palustris reveal the molecular origin of absorption tuning.
Qian et al. (2022)
4 more