4IWN

Crystal structure of a putative methyltransferase CmoA in complex with a novel SAM derivative


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.73 Å
  • R-Value Free: 0.231
  • R-Value Work: 0.196

Literature

Macromolecules
Sequence Display for 4IWN

Classification: TRANSFERASE

Total Structure Weight: 52585.73

Macromolecule Entities
Molecule Chains Length Organism Details
tRNA (cmo5U34)-methyltransferase A, B 229 Escherichia coli EC#: 2.1.1 IUBMB
Fragment: UNP residues 19-247
Mutation: R100H
Gene Name(s): cmoA yecO b1870 JW1859
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 2 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
GEK
Query on GEK

A, B (2S)-4-[{[(2S,3S,4R,5R)-5-(6-amino-9H-purin- 9-yl)-3,4-dihydroxytetrahydrofuran-2-yl]methyl}(carboxylatomethyl)sulfonio]- 2-ammoniobutanoate
CARBOXY-S-ADENOSYLMETHIONINE (Synonym)
C16 H22 N6 O7 S
VFFTYSZNZJBRBG-HEOPWLPUSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
MPD
Query on MPD

A, B (4S)-2-METHYL-2,4-PENTANEDIOL
C6 H14 O2
SVTBMSDMJJWYQN-YFKPBYRVSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.73 Å
  • R-Value Free: 0.231
  • R-Value Work: 0.196
  • Space Group: P 21 21 2

Unit Cell:

Length (Å) Angle (°)
a = 77.12 α = 90.00
b = 91.38 β = 90.00
c = 70.64 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2013-01-24
  • Released Date: 2013-05-29
  • Deposition author(s): Aller, P., Lobley, C.M., Byrne, R.T., Antson, A.A., Waterman, D.G.

Revision History

  • Version 1_0: 2013-05-29

    Type: Initial release

  • Version 1_1: 2013-06-05

    Type: Database references

  • Version 1_2: 2013-06-19

    Type: Non-polymer description