2O2K Transferase date Nov 30, 2006
title Crystal Structure Of The Activation Domain Of Human Methionine Synthase Isoformmutant D963ek1071n
authors K.R.Wolthers, H.S.Toogood, T.A.Jowitt, K.R.Marshall, D.Leys, N.S.Scrutton
compound source
Molecule: Methionine Synthase
Chain: A, B
Fragment: Enzyme Domain, Residues 926-1265
Synonym: 5-Methyltetrahydrofolate--Homocysteine Methyltransferase, Methionine Synthase, Vitamin-B12 Dependent, Ms;
Engineered: Yes
Mutation: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Mtr
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pact
symmetry Space Group: P 21 21 21
R_factor 0.209 R_Free 0.248
length a length b length c angle alpha angle beta angle gamma
77.854 90.051 123.006 90.00 90.00 90.00
method X-Ray Diffractionresolution 1.60 Å
enzyme Transferase E.C. BRENDA
A, B

Primary referenceCrystal structure and solution characterization of the activation domain of human methionine synthase., Wolthers KR, Toogood HS, Jowitt TA, Marshall KR, Leys D, Scrutton NS, FEBS J. 2007 Feb;274(3):738-50. PMID:17288554
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (138 Kb) [Save to disk]
  • Biological Unit Coordinates (2o2k.pdb1.gz) 133 Kb
  • CSU: Contacts of Structural Units for 2O2K
  • Likely Quarternary Molecular Structure file(s) for 2O2K
  • Structure Factors (781 Kb)
  • Retrieve 2O2K in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2O2K from S2C, [Save to disk]
  • Re-refined 2o2k structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2O2K 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 2O2K
  • 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 2O2K, from MSDmotif at EBI
  • Fold representative 2o2k from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2o2k] [2o2k_B] [2o2k_A]
  • SWISS-PROT database: [Q99707]
  • Domain organization of [METH_HUMAN] by SWISSPFAM
  • Other resources with information on 2O2K
  • Community annotation for 2O2K 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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