3FYI	Oxidoreductase	date	Jan 22, 2009
title	Catalytic Core Subunits (I And II) Of Cytochrome C Oxidase F Rhodobacter Sphaeroides In The Reduced State Bound With Cya
authors	L.Qin, D.A.Mills, D.A.Proshlyakov, C.Hiser, S.Ferguson-Miller
compound		source
Molecule: Cytochrome C Oxidase Subunit 1 Chain: A, C Synonym: Cytochrome C Oxidase Polypeptide I, Cytochrome Aa3 1; Ec: 1.9.3.1 Engineered: Yes		Organism_scientific: Rhodobacter Sphaeroides Organism_common: Rhodopseudomonas Sphaeroides Organism_taxid: 1063 Gene: Ctad Expression_system: Rhodobacter Sphaeroides Expression_system_taxid: 1063 Expression_system_strain: Deltaideltaiv Expression_system_vector_type: Plasmid Expression_system_plasmid: Prk415
Molecule: Cytochrome C Oxidase Subunit 2 Chain: B, D Synonym: Cytochrome C Oxidase Polypeptide II, Cytochrome Aa 2, Oxidase Aa(3) Subunit 2; Ec: 1.9.3.1 Engineered: Yes		Organism_scientific: Rhodobacter Sphaeroides Organism_common: Rhodopseudomonas Sphaeroides Organism_taxid: 1063 Gene: Ctac, Coxii, Ctab Expression_system: Rhodobacter Sphaeroides Expression_system_taxid: 1063 Expression_system_strain: Deltaideltaiv Expression_system_vector_type: Plasmid Expression_system_plasmid: Prk415
symmetry	Space Group: P 21 21 21	R_factor 0.194 R_Free 0.219
crystal cell	length a length b length c angle alpha angle beta angle gamma 124.344 131.877 176.160 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.20 Å
ligand	CA, CD, CU1, CYN, DMU, HEA, HTO, MG, TRD	enzyme	Oxidoreductase E.C.1.9.3.1 BRENDA
Gene Ontology	Chain Function Process Component A, C cytochrome-c oxidase activit... D, B cytochrome-c oxidase activit...
Primary reference	Redox-dependent conformational changes in cytochrome C oxidase suggest a gating mechanism for proton uptake., Qin L, Liu J, Mills DA, Proshlyakov DA, Hiser C, Ferguson-Miller S, Biochemistry. 2009 Jun 16;48(23):5121-30. PMID:19397279

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (282 Kb) [Save to disk] Biological Unit Coordinates (3fyi.pdb1.gz) 139 Kb Biological Unit Coordinates (3fyi.pdb2.gz) 137 Kb LPC: Ligand-Protein Contacts for 3FYI CSU: Contacts of Structural Units for 3FYI Likely Quarternary Molecular Structure file(s) for 3FYI Structure Factors (2195 Kb) Retrieve 3FYI in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3FYI from S2C, [Save to disk] Re-refined 3fyi structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3FYI in 3D

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Visual 3D analysis of 3FYI

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 3FYI, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3fyi_D] [3fyi] [3fyi_C] [3fyi_B] [3fyi_A] SWISS-PROT database: [P33517] [Q03736] Belongs to the proton-translocating cytochrome oxidase (cox) superfamily according to TCDB. Domain organization of [COX1_RHOSH] [COX2_RHOSH] by SWISSPFAM

Other resources with information on 3FYI

Community annotation for 3FYI at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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