2IBT Transferase Dna date Sep 12, 2006
title Crystal Structure Of The Adenine-Specific Dna Methyltransfer Complexed With The Cofactor Analog Aeta And A 10 Bp Dna Con Aminopurine At The Target Position And An Abasic Site Analo Target Base Partner Position
authors T.Lenz, A.J.Scheidig, E.Weinhold
compound source
Molecule: 5'-D(Gptptpcpgp(2pr)Ptpgptpc)-3'
Chain: B, E
Engineered: Yes
Synthetic: Yes
Other_details: Solid-Phase Dna Synthesis Using Commercially Available Phosphoramidites;

Molecule: 5'-D(Gpapcpap(3dr)Pcpgp(6ma)Papc)-3'
Chain: C, F
Engineered: Yes

Synthetic: Yes
Other_details: Solid-Phase Dna Synthesis Using Commercially Available Phosphoramidites;

Molecule: Modification Methylase Taqi
Chain: A, D
Synonym: Adenine-Specific Methyltransferase Taqi, M.Taqi
Engineered: Yes

Organism_scientific: Thermus Aquaticus
Organism_taxid: 271
Strain: Yt1
Gene: Taqim
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Er2267
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pa1mtaq-A49a
symmetry Space Group: P 1 21 1
R_factor 0.167 R_Free 0.203
length a length b length c angle alpha angle beta angle gamma
59.339 68.699 114.022 90.00 92.09 90.00
method X-Ray Diffractionresolution 1.70 Å
ligand 2PR, 3DR, 6MA, GOL, NEA enzyme Transferase E.C. BRENDA
A, D
  • site-specific DNA-methyltran...

  • Primary reference2-Aminopurine Flipped into the Active Site of the Adenine-Specific DNA Methyltransferase M.TaqI: Crystal Structures and Time-Resolved Fluorescence., Lenz T, Bonnist EY, Pljevaljcic G, Neely RK, Dryden DT, Scheidig AJ, Jones AC, Weinhold E, J Am Chem Soc. 2007 May 16;129(19):6240-6248. Epub 2007 Apr 25. PMID:17455934
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (175 Kb) [Save to disk]
  • Biological Unit Coordinates (2ibt.pdb1.gz) 85 Kb
  • Biological Unit Coordinates (2ibt.pdb2.gz) 86 Kb
  • LPC: Ligand-Protein Contacts for 2IBT
  • CSU: Contacts of Structural Units for 2IBT
  • Likely Quarternary Molecular Structure file(s) for 2IBT
  • Structure Factors (581 Kb)
  • Retrieve 2IBT in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2IBT from S2C, [Save to disk]
  • Re-refined 2ibt structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2IBT 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 2IBT
  • 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 2IBT, from MSDmotif at EBI
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2ibt_C] [2ibt_A] [2ibt_F] [2ibt_D] [2ibt] [2ibt_E] [2ibt_B]
  • SWISS-PROT database: [P14385]
  • Domain organization of [MTTA_THEAQ] by SWISSPFAM
  • Other resources with information on 2IBT
  • Community annotation for 2IBT at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

  • You may enter another PDB ID code
    Go [Back], to the [PDB Lite page], to the [OCA Search page] or to the [PDB Home page]
    OCA© by Jaime Prilusky, 1996-2014,2022
    Bioinformatics Unit
    Weizmann Institute of Science