1TOG	Hydrocinnamic acid-bound structure of SRHEPT + A293D mutant of E. coli aspartate aminotransferase	date
authors	Chow, M.A., McElroy, K.E., Corbett, K.D., Berger, J.M., Kirsch, J.F.
compound		source
symmetry		R_factor R_Free 0.23151
crystal cell	length a length b length c angle alpha angle beta angle gamma
method	X-Ray Diffraction	resolution	2.31
ligand	HCI, LLP	enzyme
related structures	by homologous chain: 1AHF, 1ASM
Gene Ontology	Chain Function Process Component A, B
Primary reference	Narrowing substrate specificity in a directly evolved enzyme: the A293D mutant of aspartate aminotransferase., Chow MA, McElroy KE, Corbett KD, Berger JM, Kirsch JF, Biochemistry 2004 Oct 12;43(40):12780-7. PMID:15461450

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (134 Kb) [Save to disk] Biological Unit Coordinates (1tog.pdb1.gz) 126 Kb LPC: Ligand-Protein Contacts for 1TOG CSU: Contacts of Structural Units for 1TOG Likely Quarternary Molecular Structure file(s) for 1TOG Structure Factors (332 Kb) Retrieve 1TOG in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1TOG from S2C, [Save to disk] Re-refined 1tog structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1TOG 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 1TOG

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 1TOG, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1toga_, region A [Jmol] [rasmolscript] [script source]     - Domain d1togb_, 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: [1tog_B] [1tog] [1tog_A] SWISS-PROT database: [P00509] Domain organization of [AAT_ECOLI] by SWISSPFAM

Other resources with information on 1TOG

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

Movements, Movies and Images

Images from IMB Jena Image Library of Biological Macromolecules.

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