1JB0

Crystal Structure of Photosystem I: a Photosynthetic Reaction Center and Core Antenna System from Cyanobacteria



Macromolecule Annotations for the Entities in PDB 1JB0

Domain Annotation: SCOP Classification SCOP Database (version: 1.75) Homepage

Chains Domain Info Class Fold Superfamily Family Domain Species
A d1jb0a_ Membrane and cell surface proteins and peptides Photosystem I subunits PsaA/PsaB Photosystem I subunits PsaA/PsaB Photosystem I subunits PsaA/PsaB Apoprotein a1, PsaA Synechococcus elongatus [TaxId: 32046]
B d1jb0b_ Membrane and cell surface proteins and peptides Photosystem I subunits PsaA/PsaB Photosystem I subunits PsaA/PsaB Photosystem I subunits PsaA/PsaB Apoprotein a2, PsaB Synechococcus elongatus [TaxId: 32046]
C d1jb0c_ Alpha and beta proteins (a+b) Ferredoxin-like 4Fe-4S ferredoxins 7-Fe ferredoxin Photosystem I iron-sulfur protein PsaC Synechococcus elongatus [TaxId: 32046]
D d1jb0d_ Alpha and beta proteins (a+b) Photosystem I subunit PsaD Photosystem I subunit PsaD Photosystem I subunit PsaD Photosystem I subunit PsaD Synechococcus elongatus [TaxId: 32046]
E d1jb0e_ All beta proteins SH3-like barrel Electron transport accessory proteins Photosystem I accessory protein E (PsaE) Photosystem I accessory protein E (PsaE) Synechococcus elongatus [TaxId: 32046]
F d1jb0f_ Membrane and cell surface proteins and peptides Single transmembrane helix Subunit III of photosystem I reaction centre, PsaF Subunit III of photosystem I reaction centre, PsaF Subunit III of photosystem I reaction centre, PsaF Synechococcus elongatus [TaxId: 32046]
I d1jb0i_ Membrane and cell surface proteins and peptides Single transmembrane helix Subunit VIII of photosystem I reaction centre, PsaI Subunit VIII of photosystem I reaction centre, PsaI Subunit VIII of photosystem I reaction centre, PsaI Synechococcus elongatus [TaxId: 32046]
J d1jb0j_ Membrane and cell surface proteins and peptides Single transmembrane helix Subunit IX of photosystem I reaction centre, PsaJ Subunit IX of photosystem I reaction centre, PsaJ Subunit IX of photosystem I reaction centre, PsaJ Synechococcus elongatus [TaxId: 32046]
K d1jb0k_ Membrane and cell surface proteins and peptides Photosystem I reaction center subunit X, PsaK Photosystem I reaction center subunit X, PsaK Photosystem I reaction center subunit X, PsaK Photosystem I reaction center subunit X, PsaK Synechococcus elongatus [TaxId: 32046]
L d1jb0l_ Membrane and cell surface proteins and peptides Photosystem I reaction center subunit XI, PsaL Photosystem I reaction center subunit XI, PsaL Photosystem I reaction center subunit XI, PsaL Photosystem I reaction center subunit XI, PsaL Synechococcus elongatus [TaxId: 32046]
M d1jb0m_ Membrane and cell surface proteins and peptides Single transmembrane helix Subunit XII of photosystem I reaction centre, PsaM Subunit XII of photosystem I reaction centre, PsaM Subunit XII of photosystem I reaction centre, PsaM Synechococcus elongatus [TaxId: 32046]
X d1jb0x_ Membrane and cell surface proteins and peptides Single transmembrane helix Subunit PsaX of photosystem I reaction centre Subunit PsaX of photosystem I reaction centre Subunit PsaX of photosystem I reaction centre Synechococcus elongatus [TaxId: 32046]

Domain Annotation: CATH CATH Database (version 4.0.0) Homepage

Chains Domain Class Architecture Topology Homology
A 1jb0A00 Mainly Alpha Up-down Bundle Photosystem I p700 chlorophyll A apoprotein A1 Photosystem I subunits PsaA/PsaB
B 1jb0B00 Mainly Alpha Up-down Bundle Photosystem I p700 chlorophyll A apoprotein A1 Photosystem I subunits PsaA/PsaB
C 1jb0C00 Alpha Beta 2-Layer Sandwich Alpha-Beta Plaits
D 1jb0D00 Alpha Beta 2-Layer Sandwich Photosystem 1 Reaction Centre Subunit Ii; Chain: D;
E 1jb0E00 Mainly Beta Roll SH3 type barrels.
F 1jb0F00 Mainly Alpha Orthogonal Bundle Helicase, Ruva Protein; domain 3
J 1jb0J00 Mainly Alpha Up-down Bundle Single alpha-helices involved in coiled-coils or other helix- helix interfaces Single helix bin
K 1jb0K00 Mainly Alpha Up-down Bundle Alpha-t-alpha Photosystem I reaction center subunit X, PsaK
L 1jb0L00 Mainly Alpha Up-down Bundle Photosystem 1 Reaction Centre Subunit Xi; Chain: L;

Protein Family Annotation Pfam Database Homepage

Chains Pfam Accession Pfam Identifier Pfam Description Type Source

Gene Product Annotation Gene Ontology Consortium Homepage

Chains Polymer Molecular Function Biological Process Cellular Component
A PHOTOSYSTEM I P700 CHLOROPHYLL A APOPROTEIN A1 (1JB0:A)
B PHOTOSYSTEM I P700 CHLOROPHYLL A APOPROTEIN A2 (1JB0:B)
C PHOTOSYSTEM I IRON-SULFUR CENTER (1JB0:C)
D PHOTOSYSTEM 1 REACTION CENTRE SUBUNIT II (1JB0:D)
  • none
E PHOTOSYSTEM 1 REACTION CENTRE SUBUNIT IV (1JB0:E)
  • none
F PHOTOSYSTEM 1 REACTION CENTRE SUBUNIT III (1JB0:F)
  • none
I PHOTOSYSTEM 1 REACTION CENTRE SUBUNIT VIII (1JB0:I)
  • none
J PHOTOSYSTEM 1 REACTION CENTRE SUBUNIT IX (1JB0:J)
  • none
K PHOTOSYSTEM 1 REACTION CENTRE SUBUNIT X (1JB0:K)
  • none
L PHOTOSYSTEM 1 REACTION CENTRE SUBUNIT XI (1JB0:L)
  • none
M PHOTOSYSTEM 1 REACTION CENTRE SUBUNIT XII (1JB0:M)
  • none
X PHOTOSYSTEM I SUBUNIT PSAX (1JB0:X)
  • none
  • none
  • none

Protein Modification Annotation

Type PDB Residue Nr. Description