2X8D	Transferase	date	Mar 08, 2010
title	Discovery Of A Novel Class Of Triazolones As Checkpoint Kina Inhibitors - Hit To Lead Exploration
authors	J.A.Read, J.Breed, H.Haye, E.Mccall, S.Rowsell, A.Vallentine, A.Wh
compound		source
Molecule: Serinethreonine-Protein Kinase Chk1 Chain: A Fragment: Chk1kd, Residues 1-289 Synonym: Chk1 Checkpoint Kinase Ec: 2.7.11.1 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Spodoptera Frugiperda Expression_system_common: Fall Armyworm Expression_system_taxid: 7108 Expression_system_strain: Sf9 Expression_system_vector_type: Baculovirus
symmetry	Space Group: P 1 21 1	R_factor 0.160 R_Free 0.192
crystal cell	length a length b length c angle alpha angle beta angle gamma 45.000 66.236 58.473 90.00 94.59 90.00
method	X-Ray Diffraction	resolution	1.90 Å
ligand	SO4, X8D BindingDB	enzyme	Transferase E.C.2.7.11.1 BRENDA
Gene Ontology	Chain Function Process Component A
Primary reference	Discovery of a novel class of triazolones as Checkpoint Kinase inhibitors-Hit to lead exploration., Oza V, Ashwell S, Brassil P, Breed J, Deng C, Ezhuthachan J, Haye H, Horn C, Janetka J, Lyne P, Newcombe N, Otterbien L, Pass M, Read J, Roswell S, Su M, Toader D, Yu D, Yu Y, Valentine A, Webborn P, White A, Zabludoff S, Zheng X, Bioorg Med Chem Lett. 2010 Jul 27. PMID:20673630

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (58 Kb) [Save to disk] Biological Unit Coordinates (2x8d.pdb1.gz) 52 Kb LPC: Ligand-Protein Contacts for 2X8D CSU: Contacts of Structural Units for 2X8D Structure Factors (345 Kb) Retrieve 2X8D in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2X8D from S2C, [Save to disk] Re-refined 2x8d structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2X8D 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 2X8D

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 2X8D, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2x8d] [2x8d_A] SWISS-PROT database: Domain organization of by SWISSPFAM Domain found in 2X8D: [S_TKc ] by SMART

Other resources with information on 2X8D

Community annotation for 2X8D at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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