1IYD	Transferase	date	Aug 07, 2002
title	Crystal Structure Of Eschelichia Coli Branched-Chain Amino A Aminotransferase
authors	K.Hirotsu, M.Goto
compound		source
Molecule: Branched-Chain Amino Acid Aminotransferase Chain: A, B, C Ec: 2.6.1.42 Engineered: Yes		Organism_scientific: Escherichia Coli Organism_taxid: 562 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_vector_type: Plasmid Expression_system_plasmid: Puc119
symmetry	Space Group: C 2 2 21	R_factor 0.205 R_Free 0.242
crystal cell	length a length b length c angle alpha angle beta angle gamma 154.270 99.020 138.630 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.15 Å
ligand	GUA, PLP	enzyme	Transferase E.C.2.6.1.42 BRENDA
related structures	by homologous chain: 1I1K, 1I1M
Gene Ontology	Chain Function Process Component A, C, B
Primary reference	Crystal structures of branched-chain amino acid aminotransferase complexed with glutamate and glutarate: true reaction intermediate and double substrate recognition of the enzyme., Goto M, Miyahara I, Hayashi H, Kagamiyama H, Hirotsu K, Biochemistry 2003 Apr 8;42(13):3725-33. PMID:12667063

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (152 Kb) [Save to disk] Biological Unit Coordinates (1iyd.pdb1.gz) 290 Kb LPC: Ligand-Protein Contacts for 1IYD CSU: Contacts of Structural Units for 1IYD Likely Quarternary Molecular Structure file(s) for 1IYD Retrieve 1IYD in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1IYD from S2C, [Save to disk]

View 1IYD 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 1IYD

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1IYD, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1iyda_, region A [Jmol] [rasmolscript] [script source]     - Domain d1iydb_, region B [Jmol] [rasmolscript] [script source]     - Domain d1iydc_, region C [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: [1iyd_A] [1iyd_B] [1iyd_C] [1iyd] SWISS-PROT database: [P0AB80] Domain organization of [ILVE_ECOLI] by SWISSPFAM

Other resources with information on 1IYD

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

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