3B6D	Oxidoreductase	date	Oct 29, 2007
title	Crystal Structure Of Streptomyces Cholesterol Oxidase H447q Mutant (1.2a)
authors	A.Y.Lyubimov, A.Vrielink
compound		source
Molecule: Cholesterol Oxidase Chain: A Synonym: Chod 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: 74576 Strain: Sa-Coo Gene: Choa Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21(De3)Plyss Expression_system_vector_type: Plasmid Expression_system_plasmid: Pco202
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 51.300 73.140 63.140 90.00 105.05 90.00
method	X-Ray Diffraction	resolution	1.20 Å
ligand	FAE, SO4	enzyme	Oxidoreductase E.C.1.1.3.6 BRENDA
Gene Ontology	Chain Function Process Component A
Primary reference	Distortion of flavin geometry is linked to ligand binding in cholesterol oxidase., Lyubimov AY, Heard K, Tang H, Sampson NS, Vrielink A, Protein Sci. 2007 Dec;16(12):2647-56. PMID:18029419

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (278 Kb) [Save to disk] Biological Unit Coordinates (3b6d.pdb1.gz) 273 Kb LPC: Ligand-Protein Contacts for 3B6D CSU: Contacts of Structural Units for 3B6D Likely Quarternary Molecular Structure file(s) for 3B6D Structure Factors (1257 Kb) Retrieve 3B6D in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3B6D from S2C, [Save to disk] Re-refined 3b6d structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3B6D 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 3B6D

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 3B6D, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3b6d_A] [3b6d] SWISS-PROT database: [P12676] Domain organization of [CHOD_STRS0] by SWISSPFAM

Other resources with information on 3B6D

Community annotation for 3B6D at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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