2K31 Hydrolase date Apr 16, 2008
title Solution Structure Of Cgmp-Binding Gaf Domain Of Phosphodies
authors C.C.Heikaus, J.R.Stout, M.R.Sekharan, C.M.Eakin, P.Rajagopal, P.S J.A.Beavo, R.E.Klevit
compound source
Molecule: Phosphodiesterase 5a, Cgmp-Specific
Chain: A
Fragment: Cgmp-Binding Gaf Domain (Unp Residues 154-320)
Ec: 3.1.4.35
Engineered: Yes
Mutation: Yes
 Organism_scientific: Mus Musculus
Organism_common: Mouse
Gene: Pde5a
Expression_system: Escherichia Coli
Expression_system_strain: Bl21(De3)Star
Expression_system_vector: Prunh
methodSolution NMR
ligand 35G enzyme Hydrolase E.C.3.1.4.35 BRENDA
Primary referenceSolution structure of the cGMP binding GAF domain from phosphodiesterase 5: insights into nucleotide specificity, dimerization, and cGMP-dependent conformational change., Heikaus CC, Stout JR, Sekharan MR, Eakin CM, Rajagopal P, Brzovic PS, Beavo JA, Klevit RE, J Biol Chem. 2008 Aug 15;283(33):22749-59. Epub 2008 Jun 4. PMID:18534985
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (913 Kb) [Save to disk]
  • Biological Unit Coordinates (2k31.pdb1.gz) 46 Kb
  • LPC: Ligand-Protein Contacts for 2K31
  • CSU: Contacts of Structural Units for 2K31
  • Original NMR restraints for 2K31 from PDB
  • Retrieve 2K31 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2K31 from S2C, [Save to disk]
    • View 2K31 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 2K31
  • Ramachandran plot from PDBSum
    • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 2K31, from MSDmotif at EBI
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2k31_A] [2k31]
  • SWISS-PROT database: [Q8CG03]
  • Domain organization of [PDE5A_MOUSE] by SWISSPFAM
  • Domain found in 2K31: [GAF ] by SMART
    • Other resources with information on 2K31
  • Community annotation for 2K31 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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