1EKV	Transferase	date	Mar 09, 2000
title	Human Branched Chain Amino Acid Aminotransferase (Mitochondr Three Dimensional Structure Of Enzyme Inactivated By Tris B The Pyridoxal-5'-Phosphate On One End And Active Site Lys20 The Other.
authors	N.H.Yennawar, J.H.Dunbar, M.Conway, S.M.Hutson, G.K.Farber
compound		source
Molecule: Branched Chain Amino Acid Aminotransferase (Mitoc Chain: A, B Synonym: Bcat(M) Ec: 2.6.1.42 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21de3 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet-28a
symmetry	Space Group: P 32	R_factor 0.189 R_Free 0.250
crystal cell	length a length b length c angle alpha angle beta angle gamma 83.740 83.740 104.810 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	2.25 Å
ligand	PLP, TRS	enzyme	Transferase E.C.2.6.1.42 BRENDA
related structures	by homologous chain: 1EKF, 1EKP
Gene Ontology	Chain Function Process Component A, B
Primary reference	The structure of human mitochondrial branched-chain aminotransferase., Yennawar N, Dunbar J, Conway M, Hutson S, Farber G, Acta Crystallogr D Biol Crystallogr 2001 Apr;57(Pt 4):506-15. PMID:11264579

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (125 Kb) [Save to disk] Biological Unit Coordinates (1ekv.pdb1.gz) 120 Kb LPC: Ligand-Protein Contacts for 1EKV CSU: Contacts of Structural Units for 1EKV Likely Quarternary Molecular Structure file(s) for 1EKV Structure Factors (266 Kb) Retrieve 1EKV in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1EKV from S2C, [Save to disk] Re-refined 1ekv structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1EKV 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 1EKV

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 1EKV, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1ekva_, region A [Jmol] [rasmolscript] [script source]     - Domain d1ekvb_, 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: [1ekv_A] [1ekv] [1ekv_B] SWISS-PROT database: [O15382] Domain organization of [BCAT2_HUMAN] by SWISSPFAM

Other resources with information on 1EKV

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

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Images from IMB Jena Image Library of Biological Macromolecules.

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