1NW7 Transferase date Feb 05, 2003
title Structure Of The Beta Class N6-Adenine Dna Methyltransferase Bound To S-Adenosyl-L-Homocysteine
authors C.B.Thomas, R.D.Scavetta, R.I.Gumport, M.E.A.Churchill
compound source
Molecule: Modification Methylase Rsri
Chain: A
Synonym: Adenine-Specific Methyltransferase Rsri, M.Rsri, D Methyltransferase Rsri;
Ec: 2.1.1.72
Engineered: Yes
Organism_scientific: Rhodobacter Sphaeroides
Organism_taxid: 1063
Gene: Rsrim
Expression_system: Escherichia Coli
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet28a
symmetry Space Group: C 2 2 21
R_factor 0.209 R_Free 0.247
crystal
cell
length a length b length c angle alpha angle beta angle gamma
71.169 130.752 67.516 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.10 Å
ligand CL, SAH enzyme Transferase E.C.2.1.1.72 BRENDA
related structures by homologous chain: 1NW5, 1NW8
Gene
Ontology
ChainFunctionProcessComponent
A
  • site-specific DNA-methyltran...


  • Primary referenceStructures of liganded and unliganded RsrI N6-adenine DNA methyltransferase: a distinct orientation for active cofactor binding., Thomas CB, Scavetta RD, Gumport RI, Churchill ME, J Biol Chem 2003 Jul 11;278(28):26094-101. Epub 2003 May 4. PMID:12732637
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (52 Kb) [Save to disk]
  • Biological Unit Coordinates (1nw7.pdb1.gz) 47 Kb
  • Biological Unit Coordinates (1nw7.pdb2.gz) 92 Kb
  • LPC: Ligand-Protein Contacts for 1NW7
  • CSU: Contacts of Structural Units for 1NW7
  • Likely Quarternary Molecular Structure file(s) for 1NW7
  • Structure Factors (238 Kb)
  • Retrieve 1NW7 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1NW7 from S2C, [Save to disk]
  • Re-refined 1nw7 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1NW7 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 1NW7
  • 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 1NW7, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1nw7a_, region A [Jmol] [rasmolscript] [script source]
  • Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH
  • Summaries and structural analyses of PDB data files from PDBSum
  • Identification of Protein Pockets & Cavities at CASTp
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1nw7_A] [1nw7]
  • SWISS-PROT database: [P14751]
  • Domain organization of [MTR1_RHOSH] by SWISSPFAM
  • Other resources with information on 1NW7
  • Community annotation for 1NW7 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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