3E08	Oxidoreductase	date	Jul 31, 2008
title	H55s Mutant Xanthomonas Campestris Tryptophan 2,3-Dioxygenas
authors	C.G.Mowat, L.P.Campbell
compound		source
Molecule: Tryptophan 2,3-Dioxygenase Chain: A, B, C, D, E, F, G, H Ec: 1.13.11.11 Engineered: Yes Mutation: Yes		Organism_scientific: Xanthomonas Campestris Pv. Campestris Organism_taxid: 340 Gene: Xccb100_0466 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21 (De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pmgk
symmetry	Space Group: P 1 21 1	R_factor 0.178 R_Free 0.216
crystal cell	length a length b length c angle alpha angle beta angle gamma 77.912 117.718 138.978 90.00 95.64 90.00
method	X-Ray Diffraction	resolution	1.90 Å
ligand	HEM, TRP	enzyme	Oxidoreductase E.C.1.13.11.11 BRENDA
Gene	XCCB100
Gene Ontology	Chain Function Process Component F, A, E, B, H, C, D, G
Primary reference	Histidine 55 of tryptophan 2,3-dioxygenase is not an active site base but regulates catalysis by controlling substrate binding., Thackray SJ, Bruckmann C, Anderson JL, Campbell LP, Xiao R, Zhao L, Mowat CG, Forouhar F, Tong L, Chapman SK, Biochemistry. 2008 Oct 7;47(40):10677-84. Epub 2008 Sep 11. PMID:18783250

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (416 Kb) [Save to disk] Biological Unit Coordinates (3e08.pdb1.gz) 210 Kb Biological Unit Coordinates (3e08.pdb2.gz) 204 Kb LPC: Ligand-Protein Contacts for 3E08 CSU: Contacts of Structural Units for 3E08 Likely Quarternary Molecular Structure file(s) for 3E08 Structure Factors (3019 Kb) Retrieve 3E08 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3E08 from S2C, [Save to disk] Re-refined 3e08 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

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Visual 3D analysis of 3E08

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 3E08, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3e08_G] [3e08_A] [3e08_F] [3e08_E] [3e08_D] [3e08] [3e08_B] [3e08_H] [3e08_C] SWISS-PROT database: [Q8PDA8] Domain organization of [T23O_XANCP] by SWISSPFAM

Other resources with information on 3E08

Community annotation for 3E08 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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