2PPS Photosynthesis date May 27, 1997
title Photosynthetic Reaction Center And Core Antenna System (Trim Alpha Carbon Only
authors N.Krauss, W.D.Schubert, O.Klukas, P.Fromme, H.T.Witt, W.Saenger
compound source
Molecule: Photosystem I
Chain: A
Fragment: The Psi-Protomer Is A Complex Of Psaa, Psab, Psac Psae, Psaf, Psai, Psaj, Psak, Psal, Psam;
Synonym: Psi, System I Of Oxygenic Photosynthesis
 Organism_scientific: Synechococcus Elongatus
Organism_taxid: 32046
Cellular_location: Thylakoid Membrane

Molecule: Photosystem I
Chain: B
Fragment: The Psi-Protomer Is A Complex Of Psaa, Psab, Psac Psae, Psaf, Psai, Psaj, Psak, Psal, Psam;
Synonym: Psi, System I Of Oxygenic Photosynthesis
Organism_scientific: Synechococcus Elongatus
Organism_taxid: 32046
Cellular_location: Thylakoid Membrane

Molecule: Photosystem I
Chain: L
Fragment: The Psi-Protomer Is A Complex Of Psaa, Psab, Psac Psae, Psaf, Psai, Psaj, Psak, Psal, Psam;
Synonym: Psi, System I Of Oxygenic Photosynthesis
Organism_scientific: Synechococcus Elongatus
Organism_taxid: 32046
Cellular_location: Thylakoid Membrane

Molecule: Photosystem I
Chain: K
Fragment: The Psi-Protomer Is A Complex Of Psaa, Psab, Psac Psae, Psaf, Psai, Psaj, Psak, Psal, Psam;
Synonym: Psi, System I Of Oxygenic Photosynthesis
Organism_scientific: Synechococcus Elongatus
Organism_taxid: 32046
Cellular_location: Thylakoid Membrane

Molecule: Photosystem I
Chain: F
Fragment: The Psi-Protomer Is A Complex Of Psaa, Psab, Psac Psae, Psaf, Psai, Psaj, Psak, Psal, Psam;
Synonym: Psi, System I Of Oxygenic Photosynthesis
Organism_scientific: Synechococcus Elongatus
Organism_taxid: 32046
Cellular_location: Thylakoid Membrane

Molecule: Photosystem I
Chain: C
Fragment: The Psi-Protomer Is A Complex Of Psaa, Psab, Psac Psae, Psaf, Psai, Psaj, Psak, Psal, Psam;
Synonym: Psi, System I Of Oxygenic Photosynthesis
Organism_scientific: Synechococcus Elongatus
Organism_taxid: 32046
Cellular_location: Thylakoid Membrane
symmetry Space Group: P 63
R_factor
R_Free NULL
crystal
cell
length a length b length c angle alpha angle beta angle gamma
286.000 286.000 167.000 90.00 90.00 120.00
method X-Ray Diffractionresolution 4.00 Å
ligand CLA, PQN, SF4 enzyme
note 2PPS supersedes 1PPS
Primary referencePhotosystem I at 4 A resolution represents the first structural model of a joint photosynthetic reaction centre and core antenna system., Krauss N, Schubert WD, Klukas O, Fromme P, Witt HT, Saenger W, Nat Struct Biol 1996 Nov;3(11):965-73. PMID:8901876
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (83 Kb) [Save to disk]
  • Biological Unit Coordinates (2pps.pdb1.gz) 61 Kb
  • LPC: Ligand-Protein Contacts for 2PPS
  • CSU: Contacts of Structural Units for 2PPS
  • Likely Quarternary Molecular Structure file(s) for 2PPS
  • Retrieve 2PPS in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2PPS from S2C, [Save to disk]
    • View 2PPS in 3D
  • Proteopedia, because life has more than 2D.
  • On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure.
  • On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.
    • Visual 3D analysis of 2PPS
  • Ramachandran plot from PDBSum
    • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 2PPS, from MSDmotif at EBI
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2pps_C] [2pps_B] [2pps_F] [2pps] [2pps_A] [2pps_K] [2pps_L]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
    • Other resources with information on 2PPS
  • Community annotation for 2PPS at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
    • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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