4HHQ Serum paraoxonase-1 by directed evolution with the H115Q and H134Q mutations date
authors Moshe, B.D., Grzegorz, W., Mikael, E., Israel, S., Joel, L.S., Dan, S.T.
compound source
symmetry
R_factor
R_Free 0.21810
crystal
cell
length a length b length c angle alpha angle beta angle gamma
method X-Ray Diffractionresolution 2.30
ligand BR, CA, LMT enzyme
Gene
Ontology
ChainFunctionProcessComponent
A


Primary referenceCatalytic metal ion rearrangements underline promiscuity and evolvability of a metalloenzyme., Ben-David M, Wieczorek G, Elias M, Silman I, Sussman JL, Tawfik DS, J Mol Biol. 2013 Mar 25;425(6):1028-38. doi: 10.1016/j.jmb.2013.01.009. Epub 2013, Jan 11. PMID:23318950
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (62 Kb) [Save to disk]
  • Biological Unit Coordinates (4hhq.pdb1.gz) 56 Kb
  • LPC: Ligand-Protein Contacts for 4HHQ
  • CSU: Contacts of Structural Units for 4HHQ
  • Structure Factors (414 Kb)
  • Retrieve 4HHQ in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 4HHQ from S2C, [Save to disk]
  • Re-refined 4hhq structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
    • View 4HHQ 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 4HHQ
  • 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 4HHQ, from MSDmotif at EBI
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [4hhq] [4hhq_A]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
    • Other resources with information on 4HHQ
  • Community annotation for 4HHQ at PDBWiki (http://pdbwiki.org)

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