1OCV	Ketosteroid Isomerase	date	Feb 11, 2003
title	The F116w Mutant Structure Of Ketosteroid Isomerase From Com Testosteroni
authors	Y.S.Yun, T.H.Lee, S.Shin
compound		source
Molecule: Steroid Delta-Isomerase Chain: A, B, C, D Synonym: Ketosteroid Isomerase Ec: 5.3.3.1 Engineered: Yes Mutation: Yes		Organism_scientific: Comamonas Testosteroni Organism_taxid: 285 Expression_system: Escherichia Coli Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_plasmid: Pkk223-3
symmetry	Space Group: P 31	R_factor 0.229 R_Free 0.282
crystal cell	length a length b length c angle alpha angle beta angle gamma 71.525 71.525 103.340 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	2.00 Å
ligand		enzyme	Isomerase E.C.5.3.3.1 BRENDA
related structures	by homologous chain: 1OHS, 8CHO
Gene Ontology	Chain Function Process Component A, D, C, B
Primary reference	Origin of the different pH activity profile in two homologous ketosteroid isomerases., Yun YS, Lee TH, Nam GH, Jang do S, Shin S, Oh BH, Choi KY, J Biol Chem 2003 Jul 25;278(30):28229-36. Epub 2003 May 6. PMID:12734184

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (86 Kb) [Save to disk] Biological Unit Coordinates (1ocv.pdb1.gz) 42 Kb Biological Unit Coordinates (1ocv.pdb2.gz) 42 Kb CSU: Contacts of Structural Units for 1OCV Likely Quarternary Molecular Structure file(s) for 1OCV Structure Factors (235 Kb) Retrieve 1OCV in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1OCV from S2C, [Save to disk] Re-refined 1ocv structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

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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 1OCV, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1ocva_, region A [Jmol] [rasmolscript] [script source]     - Domain d1ocvb_, region B [Jmol] [rasmolscript] [script source]     - Domain d1ocvc_, region C [Jmol] [rasmolscript] [script source]     - Domain d1ocvd_, region D [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: [1ocv] [1ocv_A] [1ocv_D] [1ocv_C] [1ocv_B] SWISS-PROT database: [P00947] Domain organization of [SDIS_COMTE] by SWISSPFAM

Other resources with information on 1OCV

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

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