1QF4	Ligase	date	Apr 06, 1999
title	Design, Synthesis, And X-Ray Crystal Structure Of An Enzyme Bisubstrate Hybrid Inhibitor Of Adenylosuccinate Synthetase
authors	S.Hanessian, P.P.Lu, J.Y.Sanceau, P.Chemla, K.Gohda, R.Fonne-Pf L.Prade, S.W.Cowan-Jacob
compound		source
Molecule: Protein (Adenylosuccinate Synthetase) Chain: A Ec: 6.3.4.4		Organism_scientific: Escherichia Coli Organism_taxid: 562 Strain: Pur A Strain H1238 Atcc: 5408, Coli Genetic Stock Center Collection: 5408, Coli Genetic Stock Center Other_details: A Gift From Dr. B. Bachurce 4 (Genetic Cente University)
symmetry	Space Group: P 32 2 1	R_factor 0.194 R_Free 0.247
crystal cell	length a length b length c angle alpha angle beta angle gamma 81.520 81.520 158.460 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	2.20 Å
ligand	GDP, MG, PO4, RPD	enzyme	Ligase E.C.6.3.4.4 BRENDA
related structures	by homologous chain: 1ADE, 1CIB
Gene Ontology	Chain Function Process Component A
Primary reference	An Enzyme-Bound Bisubstrate Hybrid Inhibitor of Adenylosuccinate Synthetase., Hanessian S, Lu PP, Sanceau JY, Chemla P, Gohda K, Fonne-Pfister R, Prade L, Cowan-Jacob SW, Angew Chem Int Ed Engl 1999 Nov 2;38(21):3159-3162. PMID:10556888

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (74 Kb) [Save to disk] Biological Unit Coordinates (1qf4.pdb1.gz) 138 Kb LPC: Ligand-Protein Contacts for 1QF4 CSU: Contacts of Structural Units for 1QF4 Likely Quarternary Molecular Structure file(s) for 1QF4 Retrieve 1QF4 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1QF4 from S2C, [Save to disk]

View 1QF4 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 1QF4

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1QF4, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1qf4a_, 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: [1qf4_A] [1qf4] SWISS-PROT database: [P0A7D4] Domain organization of [PURA_ECOLI] by SWISSPFAM Domain found in 1QF4: [Adenylsucc_synt ] by SMART

Other resources with information on 1QF4

Community annotation for 1QF4 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

Movements, Movies and Images

Domain movements in 1QF4 from the Database of Macromolecular Movements. Images from IMB Jena Image Library of Biological Macromolecules.

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