3G3N	Hydrolase	date	Feb 02, 2009
title	Pde7a Catalytic Domain In Complex With 3-(2,6-Difluorophenyl (Methylthio)Quinazolin-4(3h)-One
authors	T.Castano, H.Wang
compound		source
Molecule: High Affinity Camp-Specific 3',5'-Cyclic Phosphod 7a; Chain: A Fragment: Catalytic Domain Residues 139-456 Synonym: Hcp1, Tm22 Ec: 3.1.4.17 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Pde7a, Pde7a1 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet32
symmetry	Space Group: P 31 2 1	R_factor 0.210 R_Free 0.245
crystal cell	length a length b length c angle alpha angle beta angle gamma 115.447 115.447 64.389 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	2.40 Å
ligand	MG, TC8, ZN	enzyme	Hydrolase E.C.3.1.4.17 BRENDA
Gene Ontology	Chain Function Process Component A
Primary reference	Synthesis, Structural Analysis, and Biological Evaluation of Thioxoquinazoline Derivatives as Phosphodiesterase 7 Inhibitors., Castano T, Wang H, Campillo NE, Ballester S, Gonzalez-Garcia C, Hernandez J, Perez C, Cuenca J, Perez-Castillo A, Martinez A, Huertas O, Gelpi JL, Luque FJ, Ke H, Gil C, ChemMedChem. 2009 Apr 6. PMID:19350606

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (57 Kb) [Save to disk] Biological Unit Coordinates (3g3n.pdb1.gz) 52 Kb LPC: Ligand-Protein Contacts for 3G3N CSU: Contacts of Structural Units for 3G3N Likely Quarternary Molecular Structure file(s) for 3G3N Structure Factors (179 Kb) Retrieve 3G3N in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3G3N from S2C, [Save to disk] Re-refined 3g3n structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3G3N 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 3G3N

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 3G3N, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3g3n] [3g3n_A] SWISS-PROT database: [Q13946] Domain organization of [PDE7A_HUMAN] by SWISSPFAM Domain found in 3G3N: [HDc ] by SMART

Other resources with information on 3G3N

Community annotation for 3G3N at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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