4PYK Transferase date Mar 27, 2014
title Human Comt, Double Domain Swap
authors A.Ehler, J.Benz, D.Schlatter, M.G.Rudolph
compound source
Molecule: Catechol O-Methyltransferase
Chain: A
Fragment: Unp Residues 51-271
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Comt
Expression_system: Escherichia Coli
Expression_system_taxid: 562
symmetry Space Group: C 2 2 21
R_factor 0.173 R_Free 0.244
length a length b length c angle alpha angle beta angle gamma
54.786 66.825 128.032 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.22 Å
ligand CL, MG, NA enzyme Transferase E.C. BRENDA

Primary referenceMapping the conformational space accessible to catechol-O-methyltransferase., Ehler A, Benz J, Schlatter D, Rudolph MG, Acta Crystallogr D Biol Crystallogr. 2014 Aug 1;70(Pt 8):2163-74. doi:, 10.1107/S1399004714012917. Epub 2014 Jul 25. PMID:25084335
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (77 Kb) [Save to disk]
  • Biological Unit Coordinates (4pyk.pdb1.gz) 72 Kb
  • Biological Unit Coordinates (4pyk.pdb2.gz) 142 Kb
  • LPC: Ligand-Protein Contacts for 4PYK
  • CSU: Contacts of Structural Units for 4PYK
  • Structure Factors (212 Kb)
  • Retrieve 4PYK in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 4PYK from S2C, [Save to disk]
  • Re-refined 4pyk structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 4PYK 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 4PYK
  • 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 4PYK, from MSDmotif at EBI
  • Fold representative 4pyk from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [4pyk] [4pyk_A]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Other resources with information on 4PYK
  • Community annotation for 4PYK at PDBWiki (http://pdbwiki.org)

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