1SYK Crystal structure of E230Q mutant of cAMP-dependent protein kinase reveals unexpected apoenzyme conformation date
authors Wu, J., Yang, J., Madhusudan, N., Xuong, N.H., Eyck, L.F.Ten., Taylor, S.S.
compound source
R_Free 0.249
length a length b length c angle alpha angle beta angle gamma
method X-Ray Diffractionresolution 2.80
ligand SEP, TPO enzyme
related structures by homologous chain: 1VEB, 2CPK
A, B

Primary referenceCrystal structure of the E230Q mutant of cAMP-dependent protein kinase reveals an unexpected apoenzyme conformation and an extended N-terminal A helix., Wu J, Yang J, Kannan N, Madhusudan, Xuong NH, Ten Eyck LF, Taylor SS, Protein Sci 2005 Nov;14(11):2871-9. PMID:16253959
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (118 Kb) [Save to disk]
  • Biological Unit Coordinates (1syk.pdb1.gz) 58 Kb
  • Biological Unit Coordinates (1syk.pdb2.gz) 55 Kb
  • LPC: Ligand-Protein Contacts for 1SYK
  • CSU: Contacts of Structural Units for 1SYK
  • Likely Quarternary Molecular Structure file(s) for 1SYK
  • Structure Factors (297 Kb)
  • Retrieve 1SYK in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1SYK from S2C, [Save to disk]
  • Re-refined 1syk structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1SYK 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 1SYK
  • Cartoon representation from PDB Cartoon
  • 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
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 1SYK, from MSDmotif at EBI
  • Fold representative 1syk from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1syk_A] [1syk] [1syk_B]
  • SWISS-PROT database: [P05132]
  • Domain organization of [KAPCA_MOUSE] by SWISSPFAM
  • Domains found in 1SYK: [S_TK_X] [S_TKc ] by SMART
  • Other resources with information on 1SYK
  • Community annotation for 1SYK 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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