1OHP	Isomerase	date	May 29, 2003
title	Crystal Structure Of 5-3-Ketosteroid Isomerase Mutant D38n From Pseudomonas Testosteroni Complexed With 5alpha-Estran-3,17-Dione
authors	M.Byun, M.S.Kim, B.H.Oh
compound		source
Molecule: Steroid Delta-Isomerase Chain: A, B, C, D Synonym: Delta-5-3-Ketosteroid Isomerase Ec: 5.3.3.1 Engineered: Yes Mutation: Yes		Organism_scientific: Pseudomonas Testosteroni Organism_taxid: 285 Expression_system: Escherichia Coli Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3)
symmetry	Space Group: P 1 21 1	R_factor 0.203 R_Free 0.229
crystal cell	length a length b length c angle alpha angle beta angle gamma 39.353 95.352 60.402 90.00 91.47 90.00
method	X-Ray Diffraction	resolution	1.53 Å
ligand	ESR	enzyme	Isomerase E.C.5.3.3.1 BRENDA
related structures	by homologous chain: 1OHS
Gene Ontology	Chain Function Process Component A, D, C, B

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (93 Kb) [Save to disk] Biological Unit Coordinates (1ohp.pdb1.gz) 45 Kb Biological Unit Coordinates (1ohp.pdb2.gz) 46 Kb LPC: Ligand-Protein Contacts for 1OHP CSU: Contacts of Structural Units for 1OHP Likely Quarternary Molecular Structure file(s) for 1OHP Retrieve 1OHP in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1OHP from S2C, [Save to disk]

View 1OHP in 3D

Proteopedia, because life has more than 2D. On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure. On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.

Visual 3D analysis of 1OHP

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1OHP, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1ohp_C] [1ohp_B] [1ohp] [1ohp_D] [1ohp_A] SWISS-PROT database: [P00947] Domain organization of [SDIS_COMTE] by SWISSPFAM

Other resources with information on 1OHP

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

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