2R0U	Transferase	date	Aug 21, 2007
title	Crystal Structure Of Chek1 In Complex With Inhibitor 54
authors	Y.Yan, M.Ikuta
compound		source
Molecule: Serinethreonine-Protein Kinase Chk1 Chain: A Fragment: Protein Kinase Domain 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_plasmid: Prad2030
symmetry	Space Group: P 1 21 1	R_factor 0.195 R_Free 0.218
crystal cell	length a length b length c angle alpha angle beta angle gamma 45.260 65.540 58.500 90.00 94.27 90.00
method	X-Ray Diffraction	resolution	1.90 Å
ligand	M54 BindingDB	enzyme	Transferase E.C.2.7.11.1 BRENDA
Gene Ontology	Chain Function Process Component A
Primary reference	Synthesis and evaluation of substituted benzoisoquinolinones as potent inhibitors of Chk1 kinase., Garbaccio RM, Huang S, Tasber ES, Fraley ME, Yan Y, Munshi S, Ikuta M, Kuo L, Kreatsoulas C, Stirdivant S, Drakas B, Rickert K, Walsh ES, Hamilton KA, Buser CA, Hardwick J, Mao X, Beck SC, Abrams MT, Tao W, Lobell R, Sepp-Lorenzino L, Hartman GD, Bioorg Med Chem Lett. 2007 Nov 15;17(22):6280-5. Epub 2007 Sep 7. PMID:17900896

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (55 Kb) [Save to disk] Biological Unit Coordinates (2r0u.pdb1.gz) 50 Kb LPC: Ligand-Protein Contacts for 2R0U CSU: Contacts of Structural Units for 2R0U Likely Quarternary Molecular Structure file(s) for 2R0U Retrieve 2R0U in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2R0U from S2C, [Save to disk]

View 2R0U 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 2R0U

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 2R0U, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2r0u] [2r0u_A] SWISS-PROT database: [O14757] Domain organization of [CHK1_HUMAN] by SWISSPFAM Domain found in 2R0U: [S_TKc ] by SMART

Other resources with information on 2R0U

Community annotation for 2R0U at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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