1RI1

Structure and mechanism of mRNA cap (guanine N-7) methyltransferase


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.5 Å
  • R-Value Free: 0.284
  • R-Value Work: 0.216

Literature

Macromolecules
Sequence Display for 1RI1

Classification: TRANSFERASE

Total Structure Weight: 36011.54

Macromolecule Entities
Molecule Chains Length Organism Details
mRNA CAPPING ENZYME A 298 Encephalitozoon cuniculi EC#: 2.1.1.56 IUBMB
Gene Name(s): ABD1 ECU10_0380
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A 7-METHYL-GUANOSINE-5'-TRIPHOSPHATE-5'-GUANOSINE
MRNA CAP ANALOG N7-METHYL GPPPG (Synonym)
C21 H30 N10 O18 P3
FHHZHGZBHYYWTG-INFSMZHSSA-O
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
SAH
Query on SAH

A S-ADENOSYL-L-HOMOCYSTEINE
C14 H20 N6 O5 S
ZJUKTBDSGOFHSH-WFMPWKQPSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.5 Å
  • R-Value Free: 0.284
  • R-Value Work: 0.216
  • Space Group: P 31 2 1

Unit Cell:

Length (Å) Angle (°)
a = 63.64 α = 90.00
b = 63.64 β = 90.00
c = 112.44 γ = 120.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2003-11-16
  • Released Date: 2004-02-03
  • Deposition author(s): Fabrega, C., Hausmann, S., Shen, V., Shuman, S., Lima, C.D.

Revision History

  • Version 1_0: 2004-02-03

    Type: Initial release

  • Version 1_1: 2008-04-29

    Type: Version format compliance

  • Version 1_2: 2011-07-13

    Type: Version format compliance