1YF6	Photosynthesis	date	Dec 30, 2004
title	Structure Of A Quintuple Mutant Of Photosynthetic Reaction C Rhodobacter Sphaeroides
authors	M.L.Paddock, C.Chang, Q.Xu, E.C.Abresch, H.L.Axelrod
compound		source
Molecule: Reaction Center Protein L Chain Chain: L Synonym: Photosynthetic Reaction Center L Subunit Engineered: Yes Mutation: Yes Other_details: L181y		Organism_scientific: Rhodobacter Sphaeroides Organism_taxid: 1063 Gene: Pufl Expression_system: Rhodobacter Sphaeroides Expression_system_taxid: 1063
Molecule: Reaction Center Protein M Chain Chain: M Synonym: Photosynthetic Reaction Center M Subunit Engineered: Yes Mutation: Yes Other_details: M203d, M210f, M214h, M260w		Organism_scientific: Rhodobacter Sphaeroides Organism_taxid: 1063 Gene: Pufm Expression_system: Rhodobacter Sphaeroides Expression_system_taxid: 1063
Molecule: Reaction Center Protein H Chain Chain: H Synonym: Photosynthetic Reaction Center H Subunit Engineered: Yes		Organism_scientific: Rhodobacter Sphaeroides Organism_taxid: 1063 Gene: Puha Expression_system: Rhodobacter Sphaeroides Expression_system_taxid: 1063
symmetry	Space Group: P 31 2 1	R_factor 0.197 R_Free 0.216
crystal cell	length a length b length c angle alpha angle beta angle gamma 139.442 139.442 185.460 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	2.25 Å
ligand	BCL, BPH, CDL, CL, FE2, GOL, HTO, LDA, PO4, SPO, U10	enzyme
related structures	by homologous chain: 1AIJ, 1E6D, 1EYS
Gene Ontology	Chain Function Process Component H electron transporter, transf... L M
Primary reference	Quinone (Q(B)) Reduction by B-Branch Electron Transfer in Mutant Bacterial Reaction Centers from Rhodobacter sphaeroides: Quantum Efficiency and X-ray Structure(,)., Paddock ML, Chang C, Xu Q, Abresch EC, Axelrod HL, Feher G, Okamura MY, Biochemistry 2005 May 10;44(18):6920-8. PMID:15865437

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (157 Kb) [Save to disk] Biological Unit Coordinates (1yf6.pdb1.gz) 148 Kb LPC: Ligand-Protein Contacts for 1YF6 CSU: Contacts of Structural Units for 1YF6 Likely Quarternary Molecular Structure file(s) for 1YF6 Structure Factors (727 Kb) Retrieve 1YF6 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1YF6 from S2C, [Save to disk] Re-refined 1yf6 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1YF6 in 3D

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Visual 3D analysis of 1YF6

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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 1YF6, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1yf6_H] [1yf6_M] [1yf6] [1yf6_L] 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 1YF6

Community annotation for 1YF6 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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