2BNS	Photosynthesis	date	Mar 31, 2005
title	Lipidic Cubic Phase Grown Reaction Centre From Rhodobacter Sphaeroides, Excited State
authors	G.Katona, A.Snijder, P.Gourdon, U.Andreasson, O.Hansson, L.E.Andr R.Neutze
compound		source
Molecule: Reaction Center Protein L Chain Chain: A Synonym: Photosynthetic Reaction Center L Subunit		Organism_scientific: Rhodobacter Sphaeroides Organism_taxid: 1063 Strain: R26
Molecule: Reaction Center Protein M Chain Chain: B Synonym: Photosynthetic Reaction Center M Subunit		Organism_scientific: Rhodobacter Sphaeroides Organism_taxid: 1063 Strain: R26
Molecule: Reaction Center Protein H Chain Chain: C Synonym: Photosynthetic Reaction Center H Subunit		Organism_scientific: Rhodobacter Sphaeroides Organism_taxid: 1063 Strain: R26
symmetry	Space Group: P 42 21 2	R_factor 0.209 R_Free 0.247
crystal cell	length a length b length c angle alpha angle beta angle gamma 100.099 100.099 237.020 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.50 Å
ligand	BCL, BPH, CL, FE2, MST, PO4, U10	enzyme
related structures	by homologous chain: 1DV3, 1KBY
Gene Ontology	Chain Function Process Component A B C electron transporter, transf...
Primary reference	Conformational regulation of charge recombination reactions in a photosynthetic bacterial reaction center., Katona G, Snijder A, Gourdon P, Andreasson U, Hansson O, Andreasson LE, Neutze R, Nat Struct Mol Biol. 2005 Jul;12(7):630-1. Epub 2005 Jun 5. PMID:15937492

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (149 Kb) [Save to disk] Biological Unit Coordinates (2bns.pdb1.gz) 138 Kb LPC: Ligand-Protein Contacts for 2BNS CSU: Contacts of Structural Units for 2BNS Likely Quarternary Molecular Structure file(s) for 2BNS Structure Factors (594 Kb) Retrieve 2BNS in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2BNS from S2C, [Save to disk] Re-refined 2bns structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2BNS 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 2BNS

Ramachandran plot from PDBSum

Structure-derived information

Electron Density related parameters from EDS Electron Density Server, at Upsala Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 2BNS, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2bns_B] [2bns_C] [2bns_A] [2bns] SWISS-PROT database: [P0C0Y7] [P0C0Y8] [P0C0Y9] Belongs to the photosynthetic reaction center (prc) family according to TCDB. Domain organization of [RCEH_RHOSH] [RCEL_RHOSH] [RCEM_RHOSH] by SWISSPFAM

Other resources with information on 2BNS

Community annotation for 2BNS at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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