1MJL

METHIONINE REPRESSOR MUTANT (Q44K) COMPLEX WITH THE COREPRESSOR SAM (S-ADENOSYL METHIONINE) FROM ESCHERICHIA COLI

Structural Biology Knowledgebase: 1MJL SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.1 Å
  • R-Value Free: 0.197
  • R-Value Work: 0.193

Literature

Macromolecules
Sequence Display for 1MJL

Classification: TRANSCRIPTION REGULATION

Total Structure Weight: 24854.32

Macromolecule Entities
Molecule Chains Length Organism Details
METHIONINE REPRESSOR PROTEIN METJ A, B 104 Escherichia coli Mutation: Q44K
Gene Name(s): metJ b3938 JW3909
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A, B S-ADENOSYLMETHIONINE
C15 H22 N6 O5 S
MEFKEPWMEQBLKI-FCKMPRQPSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
SAM EC50: 17 nM (99) BindingDB
Kd: 4 nM (99) BindingDB

N/A in BindingMoad
N/A in PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.1 Å
  • R-Value Free: 0.197
  • R-Value Work: 0.193
  • Space Group: P 1 21 1

Unit Cell:

Length (Å) Angle (°)
a = 35.79 α = 90.00
b = 63.12 β = 102.67
c = 43.97 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1998-01-26
  • Released Date: 1998-04-29
  • Deposition author(s): Garvie, C.W., Phillips, S.E.V.

Revision History

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