1CQ7	Transferase	date	Aug 06, 1999
title	Aspartate Aminotransferase (E.C. 2.6.1.1) Complexed With C5- 5p-Phosphate
authors	J.Ishijima, T.Nakai, S.Kawaguchi, K.Hirotsu, S.Kuramitsu
compound		source
Molecule: Aspartate Aminotransferase Chain: A Ec: 2.6.1.1 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: Puc19
symmetry	Space Group: C 2 2 21	R_factor 0.215 R_Free 0.251
crystal cell	length a length b length c angle alpha angle beta angle gamma 157.580 85.590 78.920 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.40 Å
ligand	PY5	enzyme	Transferase E.C.2.6.1.1 BRENDA
related structures	by homologous chain: 1ASC, 5EAA
Gene Ontology	Chain Function Process Component A
Primary reference	Free energy requirement for domain movement of an enzyme., Ishijima J, Nakai T, Kawaguchi S, Hirotsu K, Kuramitsu S, J Biol Chem 2000 Jun 23;275(25):18939-45. PMID:10858450

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (69 Kb) [Save to disk] Biological Unit Coordinates (1cq7.pdb1.gz) 128 Kb LPC: Ligand-Protein Contacts for 1CQ7 CSU: Contacts of Structural Units for 1CQ7 Likely Quarternary Molecular Structure file(s) for 1CQ7 Retrieve 1CQ7 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1CQ7 from S2C, [Save to disk]

View 1CQ7 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 1CQ7

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1CQ7, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1cq7a_, region A [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: [1cq7] [1cq7_A] SWISS-PROT database: [P00509] Domain organization of [AAT_ECOLI] by SWISSPFAM

Other resources with information on 1CQ7

Community annotation for 1CQ7 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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