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› 4v62

X-ray diffraction
2.9Å resolution

Crystal Structure of cyanobacterial Photosystem II

Released:
DOI: 10.2210/pdb4v62/pdb
Model geometry
Fit model/data
PDB entry 4v62 coloured by chain, front view.
PDB entry 4v62 coloured by chain, side view.
PDB entry 4v62 coloured by chain, top view.
Source organism: Thermosynechococcus vestitus BP-1
Primary publication:
Cyanobacterial photosystem II at 2.9-A resolution and the role of quinones, lipids, channels and chloride.
Guskov A, Kern J, Gabdulkhakov A, Broser M, Zouni A, Saenger W
Nat Struct Mol Biol 16 334-42 (2009)
PMID: 19219048

Function and Biology Details

Reaction catalysed: 
2 a plastoquinone + 4 hnu + 2 H2O = 2 a plastoquinol + O2.
Biochemical function:
Biological process:
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
hetero icosamer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-141172 (preferred)
Entry contents:
20 distinct polypeptide molecules
Macromolecules (20 distinct):
Photosystem II protein D1 1 Chains: AA, BA
Molecule details ›
Chains: AA, BA
Length: 344 amino acids
Theoretical weight: 38.27 KDa
Source organism: Thermosynechococcus vestitus BP-1
UniProt:
  • Canonical: P0A444 (Residues: 1-344; Coverage: 96%)
Gene names: psbA-1, psbA1, tlr1843
Sequence domains: Photosynthetic reaction centre protein
Photosystem II CP47 reaction center protein Chains: AB, BB
Molecule details ›
Chains: AB, BB
Length: 510 amino acids
Theoretical weight: 56.66 KDa
Source organism: Thermosynechococcus vestitus BP-1
UniProt:
  • Canonical: Q8DIQ1 (Residues: 1-510; Coverage: 100%)
Gene names: psbB, tlr1530
Sequence domains: Photosystem II protein
Photosystem II CP43 reaction center protein Chains: AC, BC
Photosystem II D2 protein Chains: AD, BD
Cytochrome b559 subunit alpha Chains: AE, BE
Cytochrome b559 subunit beta Chains: AF, BF
Photosystem II reaction center protein H Chains: AH, BH
Photosystem II reaction center protein I Chains: AI, BI
Photosystem II reaction center protein J Chains: AJ, BJ
Photosystem II reaction center protein K Chains: AK, BK
Photosystem II reaction center protein L Chains: AL, BL
Photosystem II reaction center protein M Chains: AM, BM
Photosystem II extrinsic protein O Chains: AO, BO
Photosystem II reaction center protein T Chains: AT, BT
Photosystem II extrinsic protein U Chains: AU, BU
Photosystem II extrinsic protein V Chains: AV, BV
Photosystem II reaction center protein Psb30 Chains: Ay, By
Photosystem II reaction center protein X Chains: AX, BX
Photosystem II protein Y Chains: AY, BY
Photosystem II reaction center protein Z Chains: AZ, BZ

Ligands and Environments


Cofactor: Ligand HEM 4 x HEM
14 bound ligands:
Ligand FE2 2 x FE2
Ligand CLA 70 x CLA
Ligand PHO 4 x PHO
Ligand PL9 6 x PL9
Ligand OEC 2 x OEC
Ligand BCR 24 x BCR
Ligand DGD 14 x DGD
Ligand LHG 4 x LHG
Ligand SQD 10 x SQD
Ligand LMG 22 x LMG
Ligand CL 2 x CL
Ligand LMT 14 x LMT
Ligand BCT 2 x BCT
Ligand CA 4 x CA
No modified residues

Experiments and Validation Details

wwPDB Validation report is not available for this entry.
X-ray source: ESRF BEAMLINE ID14-2
Spacegroup: P212121
Unit cell:
a: 127.692Å b: 225.403Å c: 306.106Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.249 0.249 0.292

Quick links

Citations

116 review citations

Lessons from nature about solar light harvesting.
Scholes et al. (2011)
115 more

5 mentions without citation

Recent Advances in Understanding the Structural and Functional Evolution of FtsH Proteases.
Yi et al. (2022)
4 more