1WOK	Transferase	date	Aug 20, 2004
title	Crystal Structure Of Catalytic Domain Of Human Poly(Adp-Ribo Polymerase Complexed With A Quinoxaline-Type Inhibitor
authors	A.Iwashita, K.Hattori, H.Yamamoto, J.Ishida, Y.Kido, K.Kamijo, K.M H.Miyake, T.Kinoshita, M.Warizaya, M.Ohkubo, N.Matsuoka, S.Mutoh
compound		source
Molecule: Poly [Adp-Ribose] Polymerase-1 Chain: A, B, C, D Fragment: Catalytic Domain Synonym: Parp-1, Adprt, Nad+, Adp-Ribosyltransferase-1, Pol Ribose] Synthetase-1; Ec: 2.4.2.30 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Ppol Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pgex4t-2
symmetry	Space Group: P 1 21 1	R_factor 0.233 R_Free 0.288
crystal cell	length a length b length c angle alpha angle beta angle gamma 90.050 77.080 113.720 90.00 117.43 90.00
method	X-Ray Diffraction	resolution	3.00 Å
ligand	CNQ BindingDB	enzyme	Transferase E.C.2.4.2.30 BRENDA
related structures	by homologous chain: 1UK0, 1UK1
Gene Ontology	Chain Function Process Component A, D, C, B
Primary reference	Discovery of quinazolinone and quinoxaline derivatives as potent and selective poly(ADP-ribose) polymerase-1/2 inhibitors., Iwashita A, Hattori K, Yamamoto H, Ishida J, Kido Y, Kamijo K, Murano K, Miyake H, Kinoshita T, Warizaya M, Ohkubo M, Matsuoka N, Mutoh S, FEBS Lett. 2005 Feb 28;579(6):1389-93. PMID:15733846

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (227 Kb) [Save to disk] Biological Unit Coordinates (1wok.pdb1.gz) 222 Kb LPC: Ligand-Protein Contacts for 1WOK CSU: Contacts of Structural Units for 1WOK Likely Quarternary Molecular Structure file(s) for 1WOK Structure Factors (214 Kb) Retrieve 1WOK in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1WOK from S2C, [Save to disk] Re-refined 1wok structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1WOK 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 1WOK

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 1WOK, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1wok_C] [1wok_D] [1wok_A] [1wok_B] [1wok] SWISS-PROT database: [P09874] Domain organization of [PARP1_HUMAN] by SWISSPFAM

Other resources with information on 1WOK

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

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