1L3R Crystal Structure of a Transition State Mimic of the Catalytic Subunit of cAMP-dependent Protein Kinase date
authors Madhusudan, Akamine, P., Xuong, N.H., Taylor, S.S.
compound source
R_Free 0.2320000
length a length b length c angle alpha angle beta angle gamma
method X-Ray Diffractionresolution 2.00
ligand ADP, AF3, MG, MPD, SEP, TPO enzyme
related structures by homologous chain: 1CDK, 1SVG


Primary referenceCrystal structure of a transition state mimic of the catalytic subunit of cAMP-dependent protein kinase., Madhusudan, Akamine P, Xuong NH, Taylor SS, Nat Struct Biol 2002 Apr;9(4):273-7. PMID:11896404
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (70 Kb) [Save to disk]
  • Biological Unit Coordinates (1l3r.pdb1.gz) 63 Kb
  • LPC: Ligand-Protein Contacts for 1L3R
  • CSU: Contacts of Structural Units for 1L3R
  • Likely Quarternary Molecular Structure file(s) for 1L3R
  • Structure Factors (250 Kb)
  • Retrieve 1L3R in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1L3R from S2C, [Save to disk]
  • Re-refined 1l3r structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1L3R 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 1L3R
  • 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 1L3R, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1l3re_, region E [Jmol] [rasmolscript] [script source]
  • Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH
  • Summaries and structural analyses of PDB data files from PDBSum
  • Identification of Protein Pockets & Cavities at CASTp
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1l3r_E] [1l3r] [1l3r_I]
  • SWISS-PROT database: [P63249] [P05132]
  • Domain organization of [IPKA_RAT] [KAPCA_MOUSE] by SWISSPFAM
  • Domains found in 1L3R: [S_TK_X] [S_TKc ] by SMART
  • Other resources with information on 1L3R
  • Community annotation for 1L3R 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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