3GSB	Isomerase	date	Jun 26, 1998
title	Crystal Structure Of Glutamate-1-Semialdehyde Aminomutase In With Gabaculine
authors	M.Hennig, J.N.Jansonius
compound		source
Molecule: Protein (Glutamate Semialdehyde Aminotransferase) Chain: A, B Synonym: Glutamate Semialdehyde Aminomutase Ec: 5.4.3.8 Engineered: Yes		Organism_scientific: Synechococcus Sp. Organism_taxid: 1131 Strain: Gr6 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Sg13009
symmetry	Space Group: P 21 21 21	R_factor 0.159 R_Free 0.250
crystal cell	length a length b length c angle alpha angle beta angle gamma 68.600 108.600 123.500 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	3.00 Å
ligand	GAB, PMP	enzyme	Isomerase E.C.5.4.3.8 BRENDA
note	3GSB supersedes 3GSA
related structures	by homologous chain: 13GS, 4GSA, 8GSS
Gene Ontology	Chain Function Process Component A, B
Primary reference	Crystal structure of glutamate-1-semialdehyde aminomutase: an alpha2-dimeric vitamin B6-dependent enzyme with asymmetry in structure and active site reactivity., Hennig M, Grimm B, Contestabile R, John RA, Jansonius JN, Proc Natl Acad Sci U S A 1997 May 13;94(10):4866-71. PMID:9144156

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (137 Kb) [Save to disk] Biological Unit Coordinates (3gsb.pdb1.gz) 132 Kb LPC: Ligand-Protein Contacts for 3GSB CSU: Contacts of Structural Units for 3GSB Likely Quarternary Molecular Structure file(s) for 3GSB Retrieve 3GSB in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3GSB from S2C, [Save to disk]

View 3GSB in 3D

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Visual 3D analysis of 3GSB

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 3GSB, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d3gsba_, region A [Jmol] [rasmolscript] [script source]     - Domain d3gsbb_, region B [Jmol] [rasmolscript] [script source]     - Domain d13gsb2, region B:2-76 [Jmol] [rasmolscript] [script source]     - Domain d13gsb1, region B:77-209 [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: [3gsb_B] [3gsb_A] [3gsb] SWISS-PROT database: [P24630] Domain organization of [GSA_SYNP6] by SWISSPFAM

Other resources with information on 3GSB

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

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