2NW8	Oxidoreductase	date	Nov 14, 2006
title	Crystal Structure Of Tryptophan 2,3-Dioxygenase (Tdo) From X Campestris In Complex With Ferrous Heme And Tryptophan. Nor Structural Genomics Target Xcr13.
authors	F.Forouhar, J.L.R.Anderson, C.G.Mowat, C.Bruckmann, S.J.Thackray J.Seetharaman, C.K.Ho, L.C.Ma, K.Cunningham, H.Janjua, L.Zhao, R. J.Liu, M.C.Baran, T.B.Acton, B.Rost, G.T.Montelione, S.K.Champma Northeast Structural Genomics Consortium (Nesg)
compound		source
Molecule: Tryptophan 2,3-Dioxygenase Chain: A, B Engineered: Yes		Organism_scientific: Xanthomonas Campestris Pv. Campestris Organism_taxid: 340 Strain: Pv. Campestris Atcc: 33913 Gene: Xcc0432 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21(De3)+Magic Expression_system_vector_type: Plasmid Expression_system_vector: Pet21 Expression_system_plasmid: Bl21
symmetry	Space Group: P 31 2 1	R_factor 0.171 R_Free 0.189
crystal cell	length a length b length c angle alpha angle beta angle gamma 114.093 114.094 96.227 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	1.60 Å
ligand	HEM, MN, TRP	enzyme
Gene Ontology	Chain Function Process Component A, B
Primary reference	Molecular insights into substrate recognition and catalysis by tryptophan 2,3-dioxygenase., Forouhar F, Anderson JL, Mowat CG, Vorobiev SM, Hussain A, Abashidze M, Bruckmann C, Thackray SJ, Seetharaman J, Tucker T, Xiao R, Ma LC, Zhao L, Acton TB, Montelione GT, Chapman SK, Tong L, Proc Natl Acad Sci U S A. 2007 Jan 9;104(2):473-8. Epub 2006 Dec 29. PMID:17197414

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (111 Kb) [Save to disk] Biological Unit Coordinates (2nw8.pdb1.gz) 207 Kb LPC: Ligand-Protein Contacts for 2NW8 CSU: Contacts of Structural Units for 2NW8 Likely Quarternary Molecular Structure file(s) for 2NW8 Structure Factors (1009 Kb) Retrieve 2NW8 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2NW8 from S2C, [Save to disk] Re-refined 2nw8 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2NW8 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 2NW8

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 2NW8, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2nw8] [2nw8_B] [2nw8_A] SWISS-PROT database: [Q8PDA8] Domain organization of [T23O_XANCP] by SWISSPFAM

Other resources with information on 2NW8

Community annotation for 2NW8 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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