1TA4	Oxidoreductase	date	May 19, 2004
title	Crystal Structure Of Aspartate-Semialdehyde Dehydrogenase Fr Haemophilus Influenzae With A Bound Arsenate
authors	R.E.Viola
compound		source
Molecule: Aspartate-Semialdehyde Dehydrogenase Chain: A Synonym: Asa Dehydrogenase, Asadh Ec: 1.2.1.11 Engineered: Yes		Organism_scientific: Haemophilus Influenzae Organism_taxid: 727 Gene: Asd, Hi0646 Expression_system: Escherichia Coli Expression_system_taxid: 562
symmetry	Space Group: P 21 21 2	R_factor 0.225 R_Free 0.286
crystal cell	length a length b length c angle alpha angle beta angle gamma 113.769 54.843 57.487 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.28 Å
ligand	ART	enzyme	Oxidoreductase E.C.1.2.1.11 BRENDA
related structures	by homologous chain: 1PS8, 1TB4
Gene Ontology	Chain Function Process Component A
Primary reference	Structural basis for discrimination between oxyanion substrates or inhibitors in aspartate-beta-semialdehyde dehydrogenase., Faehnle CR, Blanco J, Viola RE, Acta Crystallogr D Biol Crystallogr. 2004 Dec;60(Pt 12 Pt 2):2320-4. Epub, 2004 Nov 26. PMID:15583380

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (61 Kb) [Save to disk] Biological Unit Coordinates (1ta4.pdb1.gz) 112 Kb LPC: Ligand-Protein Contacts for 1TA4 CSU: Contacts of Structural Units for 1TA4 Likely Quarternary Molecular Structure file(s) for 1TA4 Structure Factors (341 Kb) Retrieve 1TA4 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1TA4 from S2C, [Save to disk] Re-refined 1ta4 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1TA4 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 1TA4

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 1TA4, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1ta4a1, region A:1-133,A:358-368 [Jmol] [rasmolscript] [script source]     - Domain d1ta4a2, region A:134-357 [Jmol] [rasmolscript] [script source]

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1ta4_A] [1ta4] SWISS-PROT database: [P44801] Domain organization of [DHAS_HAEIN] by SWISSPFAM Domain found in 1TA4: [Semialdhyde_dh ] by SMART

Other resources with information on 1TA4

Community annotation for 1TA4 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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