1IJH	Oxidoreductase	date	Apr 26, 2001
title	Cholesterol Oxidase From Streptomyces Asn485leu Mutant
authors	A.Vrielink, P.I.Lario
compound		source
Molecule: Cholesterol Oxidase Chain: A Ec: 1.1.3.6 Engineered: Yes Mutation: Yes Other_details: Fad Cofactor Non-Covalently Bound To The Enz		Organism_scientific: Streptomyces Sp. Organism_taxid: 1931 Gene: Choa Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21(De3)Plyss Expression_system_vector_type: Plasmid Expression_system_plasmid: Pco237
symmetry	Space Group: P 1 21 1	R_factor R_Free
crystal cell	length a length b length c angle alpha angle beta angle gamma 51.261 72.881 63.034 90.00 105.11 90.00
method	X-Ray Diffraction	resolution	1.53 Å
ligand	FAD	enzyme	Oxidoreductase E.C.1.1.3.6 BRENDA
related structures	by homologous chain: 1B4V, 1B8S
Gene Ontology	Chain Function Process Component A
Primary reference	The presence of a hydrogen bond between asparagine 485 and the pi system of FAD modulates the redox potential in the reaction catalyzed by cholesterol oxidase., Yin Y, Sampson NS, Vrielink A, Lario PI, Biochemistry 2001 Nov 20;40(46):13779-87. PMID:11705367

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (95 Kb) [Save to disk] Biological Unit Coordinates (1ijh.pdb1.gz) 90 Kb LPC: Ligand-Protein Contacts for 1IJH CSU: Contacts of Structural Units for 1IJH Likely Quarternary Molecular Structure file(s) for 1IJH Structure Factors (638 Kb) Retrieve 1IJH in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1IJH from S2C, [Save to disk] Re-refined 1ijh structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1IJH 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 1IJH

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 1IJH, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1ijha2, region A:319-450 [Jmol] [rasmolscript] [script source]     - Domain d1ijha1, region A:9-318,A:451-506 [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: [1ijh_A] [1ijh] SWISS-PROT database: [P12676] Domain organization of [CHOD_STRS0] by SWISSPFAM

Other resources with information on 1IJH

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

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