1NUA	Lyase	date	Jan 31, 2003
title	Crystal Structure Of 3-Dehydroquinate Synthase (Dhqs) In Com Zn2+
authors	C.E.Nichols, J.Ren, H.K.Lamb, A.R.Hawkins, D.K.Stammers
compound		source
Molecule: 3-Dehydroquinate Synthase Chain: A, B Synonym: Dhqs Ec: 4.2.3.4 Engineered: Yes		Organism_scientific: Emericella Nidulans Organism_taxid: 162425 Gene: Aroma Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Glw38 (Arob-) Expression_system_vector_type: Plasmid Expression_system_vector: Ptrc99a Expression_system_plasmid: Ptr51
symmetry	Space Group: P 1 21 1	R_factor 0.182 R_Free 0.269
crystal cell	length a length b length c angle alpha angle beta angle gamma 40.590 68.320 135.030 90.00 84.69 90.00
method	X-Ray Diffraction	resolution	2.85 Å
ligand	CL, ZN	enzyme	Lyase E.C.4.2.3.4 BRENDA
related structures	by homologous chain: 1NRX, 1NVF
Gene Ontology	Chain Function Process Component A, B
Primary reference	Ligand-induced conformational changes and a mechanism for domain closure in Aspergillus nidulans dehydroquinate synthase., Nichols CE, Ren J, Lamb HK, Hawkins AR, Stammers DK, J Mol Biol 2003 Mar 14;327(1):129-44. PMID:12614613

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (131 Kb) [Save to disk] Biological Unit Coordinates (1nua.pdb1.gz) 126 Kb LPC: Ligand-Protein Contacts for 1NUA CSU: Contacts of Structural Units for 1NUA Likely Quarternary Molecular Structure file(s) for 1NUA Structure Factors (144 Kb) Retrieve 1NUA in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1NUA from S2C, [Save to disk] Re-refined 1nua structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1NUA 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 1NUA

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 1NUA, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1nuaa_, region A [Jmol] [rasmolscript] [script source]     - Domain d1nuab_, region B [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: [1nua] [1nua_B] [1nua_A] SWISS-PROT database: [P07547] Domain organization of [ARO1_EMENI] by SWISSPFAM

Other resources with information on 1NUA

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

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