1AAM	Aminotransferase	date	Jul 13, 1993
title	The Structural Basis For The Altered Substrate Specificity O R292d Active Site Mutant Of Aspartate Aminotransferase From
authors	S.C.Almo, D.L.Smith, A.T.Danishefsky, D.Ringe
compound		source
Molecule: Aspartate Aminotransferase Chain: A Ec: 2.6.1.1 Engineered: Yes Mutation: Yes		Organism_scientific: Escherichia Coli Organism_taxid: 562 Expression_system: Escherichia Coli Expression_system_taxid: 562
symmetry	Space Group: C 2 2 21	R_factor R_Free NULL
crystal cell	length a length b length c angle alpha angle beta angle gamma 155.400 87.000 80.100 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.80 Å
ligand	PLP, SO4	enzyme	Transferase E.C.2.6.1.1 BRENDA
related structures	by homologous chain: 1ASG, 3AAT
Gene Ontology	Chain Function Process Component A
Primary reference	The structural basis for the altered substrate specificity of the R292D active site mutant of aspartate aminotransferase from E. coli., Almo SC, Smith DL, Danishefsky AT, Ringe D, Protein Eng 1994 Mar;7(3):405-12. PMID:7909946

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (59 Kb) [Save to disk] Biological Unit Coordinates (1aam.pdb1.gz) 106 Kb LPC: Ligand-Protein Contacts for 1AAM CSU: Contacts of Structural Units for 1AAM Likely Quarternary Molecular Structure file(s) for 1AAM Retrieve 1AAM in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1AAM from S2C, [Save to disk]

View 1AAM 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 1AAM

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1AAM, from MSDmotif at EBI Genome occurence of 1AAM's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1aam__, region [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: [1aam] [1aam_A] SWISS-PROT database: [P00509] Domain organization of [AAT_ECOLI] by SWISSPFAM

Other resources with information on 1AAM

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

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