1W01	Isomerase	date	May 30, 2004
title	Crystal Structure Of Mutant Enzyme Y57fd103l Of Ketosteroid Isomerase From Pseudomonas Putida Biotype B
authors	D.S.Jang, H.J.Cha, K.Y.Choi
compound		source
Molecule: Steroid Delta-Isomerase Chain: A, B Synonym: Delta-5-3-Ketosteroid Isomerase Ec: 5.3.3.1 Engineered: Yes Mutation: Yes		Organism_scientific: Pseudomonas Putida Organism_taxid: 303 Expression_system: Escherichia Coli Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3)
symmetry	Space Group: P 21 21 21	R_factor .219 R_Free .268
crystal cell	length a length b length c angle alpha angle beta angle gamma 36.496 75.942 92.312 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.2 Å
ligand		enzyme	Isomerase E.C.5.3.3.1 BRENDA
related structures	by homologous chain: 1K41, 1W00
Gene Ontology	Chain Function Process Component A, B
Primary reference	Structural double-mutant cycle analysis of a hydrogen bond network in ketosteroid isomerase from Pseudomonas putida biotype B., Jang DS, Cha HJ, Cha SS, Hong BH, Ha NC, Lee JY, Oh BH, Lee HS, Choi KY, Biochem J. 2004 Sep 15;382(Pt 3):967-73. PMID:15228388

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (45 Kb) [Save to disk] Biological Unit Coordinates (1w01.pdb1.gz) 41 Kb CSU: Contacts of Structural Units for 1W01 Likely Quarternary Molecular Structure file(s) for 1W01 Structure Factors (134 Kb) Retrieve 1W01 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1W01 from S2C, [Save to disk] Re-refined 1w01 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

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Visual 3D analysis of 1W01

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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 1W01, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1w01a_, region A [Jmol] [rasmolscript] [script source]     - Domain d1w01b_, region B [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: [1w01_A] [1w01] [1w01_B] SWISS-PROT database: [P07445] Domain organization of [SDIS_PSEPU] by SWISSPFAM

Other resources with information on 1W01

Community annotation for 1W01 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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