1BMT

HOW A PROTEIN BINDS B12: A 3.O ANGSTROM X-RAY STRUCTURE OF THE B12-BINDING DOMAINS OF METHIONINE SYNTHASE

Structural Biology Knowledgebase: 1BMT SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 3.0 Å
  • R-Value Observed: 0.170

Literature

Macromolecules
Sequence Display for 1BMT

Classification: METHYLTRANSFERASE

Total Structure Weight: 57107.45

Macromolecule Entities
Molecule Chains Length Organism Details
METHIONINE SYNTHASE A, B 246 Escherichia coli EC#: 2.1.1.13 IUBMB
Gene Name(s): metH b4019 JW3979
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 1 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
COB
Query on COB

A, B CO-METHYLCOBALAMIN
C63 H91 Co N13 O14 P
BMOGZGJBQIUQJG-BYLSPCLQSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 3.0 Å
  • R-Value Observed: 0.170
  • Space Group: P 21 21 21

Unit Cell:

Length (Å) Angle (°)
a = 96.70 α = 90.00
b = 55.30 β = 90.00
c = 103.80 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1994-09-02
  • Released Date: 1995-06-03
  • Deposition author(s): Drennan, C.L., Huang, S., Drummond, J.T., Matthews, R.G., Ludwig, M.L.

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4