2I2X Transferase date Aug 17, 2006
title Crystal Structure Of Methanol:Cobalamin Methyltransferase Co Mtabc From Methanosarcina Barkeri
authors C.H.Hagemeier, M.Kruer, R.K.Thauer, E.Warkentin, U.Ermler
compound source
Molecule: Methyltransferase 1
Chain: A, C, E, G, I, K, M, O
Synonym: Mtab
Ec: 2.1.1.90
Organism_scientific: Methanosarcina Barkeri
Organism_taxid: 2208
Strain: Fuaro (Dsm 804)

Molecule: Methyltransferase 1
Chain: B, D, F, H, J, L, N, P
Synonym: Mtac
Ec: 2.1.1.90

Organism_scientific: Methanosarcina Barkeri
Organism_taxid: 2208
Strain: Fuaro (Dsm 804)
symmetry Space Group: P 1 21 1
R_factor 0.182 R_Free 0.231
crystal
cell
length a length b length c angle alpha angle beta angle gamma
101.750 172.850 190.540 90.00 98.86 90.00
method X-Ray Diffractionresolution 2.50 Å
ligand B13, K, ZN enzyme Transferase E.C.2.1.1.90 BRENDA
Gene
Ontology
ChainFunctionProcessComponent
F, N, L, J, P, B, H, D


K, E, M, C, A, O, I, G


Primary referenceInsight into the mechanism of biological methanol activation based on the crystal structure of the methanol-cobalamin methyltransferase complex., Hagemeier CH, Krer M, Thauer RK, Warkentin E, Ermler U, Proc Natl Acad Sci U S A. 2006 Dec 12;103(50):18917-22. Epub 2006 Dec 1. PMID:17142327
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (904 Kb) [Save to disk]
  • Biological Unit Coordinates (2i2x.pdb1.gz) 235 Kb
  • Biological Unit Coordinates (2i2x.pdb2.gz) 226 Kb
  • Biological Unit Coordinates (2i2x.pdb3.gz) 230 Kb
  • Biological Unit Coordinates (2i2x.pdb4.gz) 232 Kb
  • LPC: Ligand-Protein Contacts for 2I2X
  • CSU: Contacts of Structural Units for 2I2X
  • Likely Quarternary Molecular Structure file(s) for 2I2X
  • Structure Factors (1803 Kb)
  • Retrieve 2I2X in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2I2X from S2C, [Save to disk]
  • Re-refined 2i2x structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2I2X 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 2I2X
  • 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 2I2X, from MSDmotif at EBI
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2i2x_J] [2i2x_G] [2i2x_N] [2i2x_F] [2i2x_B] [2i2x_M] [2i2x_H] [2i2x_I] [2i2x] [2i2x_P] [2i2x_A] [2i2x_O] [2i2x_K] [2i2x_D] [2i2x_L] [2i2x_E] [2i2x_C]
  • SWISS-PROT database: [Q46EH3] [Q46EH4]
  • Domain organization of [Q46EH3_METBF] [Q46EH4_METBF] by SWISSPFAM
  • Domain found in 2I2X: [B12-binding_2 ] by SMART
  • Other resources with information on 2I2X
  • Community annotation for 2I2X 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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