1ZYS Signaling Protein, Transferase date Jun 10, 2005
title Co-Crystal Structure Of Checkpoint Kinase Chk1 With A Pyrrol Inhibitor
authors R.A.Stavenger, B.Zhao, B.B.S.Zhou, M.J.Brown, D.Lee, D.A.Holt
compound source
Molecule: Serinethreonine-Protein Kinase Chk1
Chain: A
Fragment: Residue 1-273
Synonym: Checkpoint Kinase Chk1
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Chek1, Chk1
Expression_system: Spodoptera Frugiperda
Expression_system_common: Fall Armyworm
Expression_system_taxid: 7108
Expression_system_cell_line: Sf9
Expression_system_vector_type: Baculovirus
Expression_system_vector: Pfastbac1

Molecule: Pentapeptide Fragment
Chain: B
Engineered: Yes

Synthetic: Yes
symmetry Space Group: P 1 21 1
R_factor 0.227 R_Free 0.260
length a length b length c angle alpha angle beta angle gamma
44.901 66.056 58.135 90.00 94.60 90.00
method X-Ray Diffractionresolution 1.70 Å
ligand 199, SO4 enzyme Transferase E.C. BRENDA

Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (57 Kb) [Save to disk]
  • Biological Unit Coordinates (1zys.pdb1.gz) 53 Kb
  • LPC: Ligand-Protein Contacts for 1ZYS
  • CSU: Contacts of Structural Units for 1ZYS
  • Likely Quarternary Molecular Structure file(s) for 1ZYS
  • Retrieve 1ZYS in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1ZYS from S2C, [Save to disk]
  • View 1ZYS 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 1ZYS
  • Cartoon representation from PDB Cartoon
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 1ZYS, from MSDmotif at EBI
  • Fold representative 1zys from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1zys_A] [1zys] [1zys_B]
  • SWISS-PROT database: [O14757]
  • Domain organization of [CHK1_HUMAN] by SWISSPFAM
  • Domain found in 1ZYS: [S_TKc ] by SMART
  • Other resources with information on 1ZYS
  • Community annotation for 1ZYS at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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