3AAT	Transferase(Aminotransferase)	date	Dec 06, 1990
title	Activity And Structure Of The Active-Site Mutants R386y And Escherichia Coli Aspartate Aminotransferase
authors	A.T.Danishefsky, D.Ringe, G.A.Petsko
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 156.000 87.600 78.800 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: 1AAM, 1AIB
Gene Ontology	Chain Function Process Component A
Primary reference	Activity and structure of the active-site mutants R386Y and R386F of Escherichia coli aspartate aminotransferase., Danishefsky AT, Onnufer JJ, Petsko GA, Ringe D, Biochemistry 1991 Feb 19;30(7):1980-5. PMID:1993208

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (60 Kb) [Save to disk] Biological Unit Coordinates (3aat.pdb1.gz) 106 Kb LPC: Ligand-Protein Contacts for 3AAT CSU: Contacts of Structural Units for 3AAT Likely Quarternary Molecular Structure file(s) for 3AAT Structure Factors (60 Kb) Retrieve 3AAT in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3AAT from S2C, [Save to disk] Re-refined 3aat structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3AAT 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 3AAT

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 3AAT, from MSDmotif at EBI Genome occurence of 3AAT's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d3aat__, 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: [3aat] [3aat_A] SWISS-PROT database: [P00509] Domain organization of [AAT_ECOLI] by SWISSPFAM

Other resources with information on 3AAT

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

Movements, Movies and Images

Images from IMB Jena Image Library of Biological Macromolecules.

You may enter another PDB ID code

Go [Back], to the [PDB Lite page], to the [OCA Search page] or to the [PDB Home page]

---

OCA© by Jaime Prilusky, 1996-2014,2022 Bioinformatics Unit Weizmann Institute of Science

---