1ARI	Transferase (Aminotransferase)	date	Aug 23, 1995
title	Aspartate Aminotransferase, W140h Mutant, Maleate Complex
authors	V.N.Malashkevich, J.N.Jansonius
compound		source
Molecule: Aspartate Aminotransferase Chain: A, B Synonym: Aspartate Transaminase Ec: 2.6.1.1 Engineered: Yes Mutation: Yes Other_details: Racemizes Alanine Seven Times Faster Than Wi Aspartate Aminotransferase		Organism_scientific: Escherichia Coli Organism_taxid: 562 Strain: Ty103 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Ty103 Expression_system_plasmid: Pkdhe19
symmetry	Space Group: P 1 21 1	R_factor R_Free NULL
crystal cell	length a length b length c angle alpha angle beta angle gamma 86.400 79.000 90.800 90.00 118.80 90.00
method	X-Ray Diffraction	resolution	2.30 Å
ligand	MAE, PLP	enzyme	Transferase E.C.2.6.1.1 BRENDA
related structures	by homologous chain: 1AHY, 1ARH
Gene Ontology	Chain Function Process Component A, B
Primary reference	Substitution of apolar residues in the active site of aspartate aminotransferase by histidine. Effects on reaction and substrate specificity., Vacca RA, Christen P, Malashkevich VN, Jansonius JN, Sandmeier E, Eur J Biochem 1995 Jan 15;227(1-2):481-7. PMID:7851426

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (144 Kb) [Save to disk] Biological Unit Coordinates (1ari.pdb1.gz) 136 Kb LPC: Ligand-Protein Contacts for 1ARI CSU: Contacts of Structural Units for 1ARI Likely Quarternary Molecular Structure file(s) for 1ARI Retrieve 1ARI in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1ARI from S2C, [Save to disk]

View 1ARI 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 1ARI

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1ARI, from MSDmotif at EBI Genome occurence of 1ARI's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1aria_, region A [Jmol] [rasmolscript] [script source]     - Domain d1arib_, 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: [1ari_A] [1ari_B] [1ari] SWISS-PROT database: [P00509] Domain organization of [AAT_ECOLI] by SWISSPFAM

Other resources with information on 1ARI

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

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