1MJO

METHIONINE HOLOREPRESSOR MUTANT (Q44K) PLUS COREPRESSOR (S-ADENOSYL METHIONINE) COMPLEXED TO THE MINIMAL MET CONSENSUS OPERATOR WITH THE CENTRAL TA STEP MUTATED TO AT


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.1 Å
  • R-Value Free: 0.241
  • R-Value Work: 0.189

Literature

Macromolecules
Sequence Display for 1MJO

Classification: TRANSCRIPTION / DNA

Total Structure Weight: 61387.82


Macromolecule Entities
Molecule Chains Length Organism Details
METHIONINE REPRESSOR A, B, C, D 104 Escherichia coli Mutation: Q44K
Gene Name(s): metJ b3938 JW3909
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
Macromolecule Entities
Molecule Chains Length Organism Details
CONSENSUS DNA OPERATOR DUPLEX WITH THE CENTRAL TA STEP MUTATED TO AT F, G 19 synthetic

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

A, B, C, D S-ADENOSYLMETHIONINE
C15 H22 N6 O5 S
MEFKEPWMEQBLKI-FCKMPRQPSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
CA
Query on CA

B CALCIUM ION
Ca
BHPQYMZQTOCNFJ-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.1 Å
  • R-Value Free: 0.241
  • R-Value Work: 0.189
  • Space Group: P 32 2 1

Unit Cell:

Length (Å) Angle (°)
a = 117.50 α = 90.00
b = 117.50 β = 90.00
c = 90.21 γ = 120.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1998-01-28
  • Released Date: 1999-08-02
  • Deposition author(s): Garvie, C.W., Phillips, S.E.V.

Revision History

  • 2008-05-22
    Type: Version format compliance
  • 2011-07-13
    Type: Version format compliance