1XAG	Lyase	date	Aug 25, 2004
title	Crystal Structure Of Staphlyococcus Aureus 3-Dehydroquinate (Dhqs) In Complex With Zn2+, Nad+ And Carbaphosphonate
authors	C.E.Nichols, J.Ren, K.Leslie, B.Dhaliwal, M.Lockyer, I.Charles, A.R.Hawkins, D.K.Stammers
compound		source
Molecule: 3-Dehydroquinate Synthase Chain: A Synonym: Sadhqs Ec: 4.2.3.4 Engineered: Yes		Organism_scientific: Staphylococcus Aureus Organism_taxid: 1280 Gene: Arob Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21(De3 Plyss) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pmut27
symmetry	Space Group: P 43 21 2	R_factor 0.197 R_Free 0.268
crystal cell	length a length b length c angle alpha angle beta angle gamma 53.290 53.290 240.070 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.45 Å
ligand	CL, CRB, NAD, ZN	enzyme	Lyase E.C.4.2.3.4 BRENDA
related structures	by homologous chain: 1XAJ, 1XAL
Gene Ontology	Chain Function Process Component A
Primary reference	Comparison of ligand-induced conformational changes and domain closure mechanisms, between prokaryotic and eukaryotic dehydroquinate synthases., Nichols CE, Ren J, Leslie K, Dhaliwal B, Lockyer M, Charles I, Hawkins AR, Stammers DK, J Mol Biol 2004 Oct 22;343(3):533-46. PMID:15465043

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (67 Kb) [Save to disk] Biological Unit Coordinates (1xag.pdb1.gz) 62 Kb LPC: Ligand-Protein Contacts for 1XAG CSU: Contacts of Structural Units for 1XAG Likely Quarternary Molecular Structure file(s) for 1XAG Structure Factors (108 Kb) Retrieve 1XAG in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1XAG from S2C, [Save to disk] Re-refined 1xag structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1XAG 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 1XAG

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 1XAG, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1xag_A] [1xag] SWISS-PROT database: [Q6GGU4] Domain organization of [AROB_STAAR] by SWISSPFAM

Other resources with information on 1XAG

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

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