1XME	Oxidoreductase	date	Oct 01, 2004
title	Structure Of Recombinant Cytochrome Ba3 Oxidase From Thermus Thermophilus
authors	L.M.Hunsicker-Wang, R.L.Pacoma, Y.Chen, J.A.Fee, C.D.Stout
compound		source
Molecule: Cytochrome C Oxidase Polypeptide I Chain: A Synonym: Cytochrome C Ba(3), Subunit I, Cytochrome Cba3 Sub Ec: 1.9.3.1 Engineered: Yes		Organism_scientific: Thermus Thermophilus Organism_taxid: 274 Gene: Cbaa Expression_system: Thermus Thermophilus Hb8 Expression_system_taxid: 300852 Expression_system_strain: Hb8 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pmk18
Molecule: Cytochrome C Oxidase Polypeptide II Chain: B Synonym: Cytochrome C Ba(3), Subunit II, Cytochrome Cba3 Su Ec: 1.9.3.1 Engineered: Yes		Organism_scientific: Thermus Thermophilus Organism_taxid: 274 Gene: Cbab, Ctac Expression_system: Thermus Thermophilus Hb8 Expression_system_taxid: 300852 Expression_system_strain: Hb8 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pmk18
Molecule: Cytochrome C Oxidase Polypeptide Iia Chain: C Synonym: Cytochrome C Ba(3), Subunit Iia, Cytochrome Cba3 S Ec: 1.9.3.1 Engineered: Yes		Organism_scientific: Thermus Thermophilus Organism_taxid: 274 Gene: Cbad Expression_system: Thermus Thermophilus Hb8 Expression_system_taxid: 300852 Expression_system_strain: Hb8 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pmk18
symmetry	Space Group: P 43 21 2	R_factor 0.217 R_Free 0.236
crystal cell	length a length b length c angle alpha angle beta angle gamma 114.902 114.902 177.064 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.30 Å
ligand	BNG, CU, CUA, GOL, HAS, HEM	enzyme	Oxidoreductase E.C.1.9.3.1 BRENDA
related structures	by homologous chain: 1EHK, 2CUA
Gene Ontology	Chain Function Process Component A cytochrome-c oxidase activit... B cytochrome-c oxidase activit... C
Primary reference	A novel cryoprotection scheme for enhancing the diffraction of crystals of recombinant cytochrome ba3 oxidase from Thermus thermophilus., Hunsicker-Wang LM, Pacoma RL, Chen Y, Fee JA, Stout CD, Acta Crystallogr D Biol Crystallogr. 2005 Mar;61(Pt 3):340-3. Epub 2005, Feb 24. PMID:15735345

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (129 Kb) [Save to disk] Biological Unit Coordinates (1xme.pdb1.gz) 123 Kb LPC: Ligand-Protein Contacts for 1XME CSU: Contacts of Structural Units for 1XME Likely Quarternary Molecular Structure file(s) for 1XME Structure Factors (424 Kb) Retrieve 1XME in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1XME from S2C, [Save to disk] Re-refined 1xme structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1XME in 3D

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Visual 3D analysis of 1XME

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 1XME, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1xme_B] [1xme_C] [1xme] [1xme_A] SWISS-PROT database: [Q56408] [P98052] [P82543] Belongs to the proton-translocating cytochrome oxidase (cox) superfamily according to TCDB. Domain organization of [COX1_THETH] [COX2_THETH] [COXA_THET8] by SWISSPFAM

Other resources with information on 1XME

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

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