1NW7

Structure of the beta class N6-adenine DNA methyltransferase RsrI bound to S-ADENOSYL-L-HOMOCYSTEINE

Structural Biology Knowledgebase: 1NW7 SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.1 Å
  • R-Value Free: 0.247
  • R-Value Work: 0.209

Literature

Macromolecules
Sequence Display for 1NW7

Classification: TRANSFERASE

Total Structure Weight: 36157.81

Macromolecule Entities
Molecule Chains Length Organism Details
MODIFICATION METHYLASE RSRI A 319 Rhodobacter sphaeroides EC#: 2.1.1.72 IUBMB
Gene Name(s): rsrIM
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A CHLORIDE ION
Cl
VEXZGXHMUGYJMC-UHFFFAOYSA-M
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
SAH N/A in BindingDB
Kd: 8100 nM  BindingMOAD
Kd: 8100 nM  PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.1 Å
  • R-Value Free: 0.247
  • R-Value Work: 0.209
  • Space Group: C 2 2 21
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 71.17 α = 90.00
b = 130.75 β = 90.00
c = 67.52 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2003-02-05
  • Released Date: 2003-07-29
  • Deposition author(s): Thomas, C.B., Scavetta, R.D., Gumport, R.I., Churchill, M.E.A.

Revision History

  • 2011-07-13
    Type: Biological assembly | Details: Added software calculated values
  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4