1M57	Oxidoreductase	date	Jul 08, 2002
title	Structure Of Cytochrome C Oxidase From Rhodobacter Sphaeroid 286) Mutant))
authors	M.Svensson-Ek, J.Abramson, G.Larsson, S.Tornroth, P.Brezezinski,
compound		source
Molecule: Cytochrome C Oxidase Chain: A, G Synonym: Cytochrome C Oxidase Polypeptide I Ec: 1.9.3.1 Engineered: Yes Mutation: Yes		Organism_scientific: Rhodobacter Sphaeroides Organism_taxid: 1063 Expression_system: Rhodobacter Sphaeroides Expression_system_taxid: 1063
Molecule: Cytochrome C Oxidase Chain: B, H Synonym: Cytochrome C Oxidase Polypeptide II Ec: 1.9.3.1 Engineered: Yes		Organism_scientific: Rhodobacter Sphaeroides Organism_taxid: 1063 Expression_system: Rhodobacter Sphaeroides Expression_system_taxid: 1063
Molecule: Cytochrome C Oxidase Chain: C, I Synonym: Cytochrome-C Oxidase Chain III Ec: 1.9.3.1 Engineered: Yes		Organism_scientific: Rhodobacter Sphaeroides Organism_taxid: 1063 Expression_system: Rhodobacter Sphaeroides Expression_system_taxid: 1063
Molecule: Cytochrome C Oxidase Chain: D, J Ec: 1.9.3.1 Engineered: Yes		Organism_scientific: Rhodobacter Sphaeroides Organism_taxid: 1063 Expression_system: Rhodobacter Sphaeroides Expression_system_taxid: 1063
symmetry	Space Group: H 3	R_factor 0.293 R_Free 0.329
crystal cell	length a length b length c angle alpha angle beta angle gamma 340.720 340.720 89.760 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	3.00 Å
ligand	3PE, CA, CU, HEA, MG, PEH	enzyme	Oxidoreductase E.C.1.9.3.1 BRENDA
related structures	by homologous chain: 1M56, 1QLE
Gene Ontology	Chain Function Process Component A, G cytochrome-c oxidase activit... C, I cytochrome-c oxidase activit... H, B cytochrome-c oxidase activit...
Primary reference	The X-ray crystal structures of wild-type and EQ(I-286) mutant cytochrome c oxidases from Rhodobacter sphaeroides., Svensson-Ek M, Abramson J, Larsson G, Tornroth S, Brzezinski P, Iwata S, J Mol Biol 2002 Aug 9;321(2):329-39. PMID:12144789

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (397 Kb) [Save to disk] Biological Unit Coordinates (1m57.pdb1.gz) 191 Kb Biological Unit Coordinates (1m57.pdb2.gz) 191 Kb LPC: Ligand-Protein Contacts for 1M57 CSU: Contacts of Structural Units for 1M57 Likely Quarternary Molecular Structure file(s) for 1M57 Retrieve 1M57 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1M57 from S2C, [Save to disk]

View 1M57 in 3D

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Visual 3D analysis of 1M57

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1M57, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1m57a_, region A [Jmol] [rasmolscript] [script source]     - Domain d1m57b1, region B:130-289 [Jmol] [rasmolscript] [script source]     - Domain d1m57b2, region B:30-129 [Jmol] [rasmolscript] [script source]     - Domain d1m57c_, region C [Jmol] [rasmolscript] [script source]     - Domain d1m57d_, region D [Jmol] [rasmolscript] [script source]     - Domain d1m57g_, region G [Jmol] [rasmolscript] [script source]     - Domain d1m57h1, region H:130-289 [Jmol] [rasmolscript] [script source]     - Domain d1m57h2, region H:30-129 [Jmol] [rasmolscript] [script source]     - Domain d1m57i_, region I [Jmol] [rasmolscript] [script source]     - Domain d1m57j_, region J [Jmol] [rasmolscript] [script source] Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH Summaries and structural analyses of PDB data files from PDBSum Identification of Protein Pockets & Cavities at CASTp

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1m57_D] [1m57_G] [1m57_I] [1m57_C] [1m57] [1m57_J] [1m57_B] [1m57_A] [1m57_H] SWISS-PROT database: [P33517] [Q03736] [P84153] [Q8KRK5] Belongs to the proton-translocating cytochrome oxidase (cox) superfamily according to TCDB. Domain organization of [COX1_RHOSH] [COX2_RHOSH] [P84153_RHOSH] [Q8KRK5_RHOSH] by SWISSPFAM

Other resources with information on 1M57

Community annotation for 1M57 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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