1GEX	Transferase	date	Nov 30, 2000
title	Crystal Structure Of Histidinol-Phosphate Aminotransferase C With Histidinol-Phosphate
authors	K.Haruyama, T.Nakai, I.Miyahara, K.Hirotsu, H.Mizuguchi, H.Hayash H.Kagamiyama
compound		source
Molecule: Histidinol-Phosphate Aminotransferase Chain: A Ec: 2.6.1.9 Engineered: Yes		Organism_scientific: Escherichia Coli Organism_taxid: 562 Gene: Hisc Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Jm109 Expression_system_vector_type: Plasmid Expression_system_plasmid: Puc118
symmetry	Space Group: C 1 2 1	R_factor 0.191 R_Free 0.261
crystal cell	length a length b length c angle alpha angle beta angle gamma 132.924 63.836 46.365 90.00 104.06 90.00
method	X-Ray Diffraction	resolution	2.20 Å
ligand	HSA, PLP	enzyme	Transferase E.C.2.6.1.9 BRENDA
related structures	by homologous chain: 1FG3, 1GEW
Gene Ontology	Chain Function Process Component A
Primary reference	Structures of Escherichia coli histidinol-phosphate aminotransferase and its complexes with histidinol-phosphate and N-(5'-phosphopyridoxyl)-L-glutamate: double substrate recognition of the enzyme., Haruyama K, Nakai T, Miyahara I, Hirotsu K, Mizuguchi H, Hayashi H, Kagamiyama H, Biochemistry 2001 Apr 17;40(15):4633-44. PMID:11294630

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (60 Kb) [Save to disk] Biological Unit Coordinates (1gex.pdb1.gz) 110 Kb LPC: Ligand-Protein Contacts for 1GEX CSU: Contacts of Structural Units for 1GEX Likely Quarternary Molecular Structure file(s) for 1GEX Retrieve 1GEX in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1GEX from S2C, [Save to disk]

View 1GEX 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 1GEX

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1GEX, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1gexa_, region A [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: [1gex] [1gex_A] SWISS-PROT database: [P06986] Domain organization of [HIS8_ECOLI] by SWISSPFAM

Other resources with information on 1GEX

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

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