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PDBsum entry 4kt0

Go to PDB code: 
protein ligands metals Protein-protein interface(s) links
Electron transport PDB id
4kt0
Jmol
Contents
Protein chains
739 a.a.
728 a.a.
80 a.a.
138 a.a.
68 a.a.
141 a.a.
40 a.a.
53 a.a.
30 a.a.
Ligands
PQN ×2
SF4 ×3
LHG ×4
CL0 ×2
BCR ×17
CLA ×90
LMU ×2
LMG
Metals
_CL
Waters ×29
PDB id:
4kt0
Name: Electron transport
Title: Crystal structure of a virus like photosystem i from the cyanobacterium synechocystis pcc 6803
Structure: Photosystem i p700 chlorophyll a apoprotein a1. Chain: a. Synonym: psaa. Engineered: yes. Photosystem i p700 chlorophyll a apoprotein a2. Chain: b. Synonym: psab. Engineered: yes. Photosystem i iron-sulfur center.
Source: Synechocystis sp. Pcc 6803. Organism_taxid: 1148. Strain: synechocystis sp. Pcc 6803. Gene: best7613_2234, myo_18690, psaa. Gene: psab, best7613_2235, myo_18700. Expressed in: synechocystis sp. Pcc 6803. Expression_system_taxid: 1148. Gene: psac, best7613_5694, myo_120930. Gene: psad, best7613_1459, myo_11100.
Resolution:
2.80Å     R-factor:   0.200     R-free:   0.245
Authors: Y.Mazor,D.Nataf,H.Toporik,N.Nelson
Key ref: Y.Mazor et al. (2014). Crystal structures of virus-Like photosystem i comple from the mesophilic cyanobacterium synechocystis pcc. Elife, 3, 01496. DOI: 10.7554/ELIFE.01496
Date:
19-May-13     Release date:   05-Feb-14    
PROCHECK
Go to PROCHECK summary
 Headers
 References

Protein chain
Pfam   ArchSchema ?
P29254  (PSAA_SYNY3) -  Photosystem I P700 chlorophyll a apoprotein A1
Seq:
Struc:
 
Seq:
Struc:
751 a.a.
739 a.a.
Protein chain
Pfam   ArchSchema ?
P29255  (PSAB_SYNY3) -  Photosystem I P700 chlorophyll a apoprotein A2
Seq:
Struc:
 
Seq:
Struc:
731 a.a.
728 a.a.
Protein chain
Pfam   ArchSchema ?
P32422  (PSAC_SYNY3) -  Photosystem I iron-sulfur center
Seq:
Struc:
81 a.a.
80 a.a.
Protein chain
Pfam   ArchSchema ?
P19569  (PSAD_SYNY3) -  Photosystem I reaction center subunit II
Seq:
Struc:
141 a.a.
138 a.a.
Protein chain
Pfam   ArchSchema ?
P12975  (PSAE_SYNY3) -  Photosystem I reaction center subunit IV
Seq:
Struc:
74 a.a.
68 a.a.
Protein chain
Pfam   ArchSchema ?
P29256  (PSAF_SYNY3) -  Photosystem I reaction center subunit III
Seq:
Struc:
165 a.a.
141 a.a.
Protein chain
Pfam   ArchSchema ?
Q55329  (PSAJ_SYNY3) -  Photosystem I reaction center subunit IX
Seq:
Struc:
40 a.a.
40 a.a.
Protein chain
Pfam   ArchSchema ?
P74564  (PSAK2_SYNY3) -  Photosystem I reaction center subunit PsaK 2
Seq:
Struc:
90 a.a.
53 a.a.
Protein chain
Pfam   ArchSchema ?
P72986  (PSAM_SYNY3) -  Photosystem I reaction center subunit XII
Seq:
Struc:
31 a.a.
30 a.a.
Key:    PfamA domain  Secondary structure  CATH domain

 Enzyme reactions 
   Enzyme class: Chains A, B, C: E.C.1.97.1.12  - Photosystem I.
[IntEnz]   [ExPASy]   [KEGG]   [BRENDA]
      Reaction: Reduced plastocyanin + oxidized ferredoxin + light = oxidized plastocyanin + reduced ferredoxin
 Gene Ontology (GO) functional annotation 
  GO annot!
  Cellular component     membrane   7 terms 
  Biological process     oxidation-reduction process   4 terms 
  Biochemical function     electron carrier activity     8 terms