1AXW

E. COLI THYMIDYLATE SYNTHASE IN COMPLEX WITH METHOTREXATE (MTX) AND 2'-DEOXYURIDINE 5'-MONOPHOSPHATE (DUMP)

Structural Biology Knowledgebase: 1AXW SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.7 Å
  • R-Value Free: 0.265
  • R-Value Work: 0.217

Literature

Macromolecules
Sequence Display for 1AXW

Classification: METHYLTRANSFERASE

Total Structure Weight: 62613.07

Macromolecule Entities
Molecule Chains Length Organism Details
THYMIDYLATE SYNTHASE A, B 265 Escherichia coli EC#: 2.1.1.45 IUBMB
Gene Name(s): thyA b2827 JW2795
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A, B METHOTREXATE
C20 H22 N8 O5
FBOZXECLQNJBKD-ZDUSSCGKSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
UMP
Query on UMP

A, B 2'-DEOXYURIDINE 5'-MONOPHOSPHATE
DUMP (Synonym)
C9 H13 N2 O8 P
JSRLJPSBLDHEIO-SHYZEUOFSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
MTX IC50: 1800 - 90000 nM (100) BindingDB

N/A in BindingMoad
N/A in PDBbind
Modified Residues 1 Unique
ID Chains Type Formula 2D Diagram Parent
FMT
Query on FMT
A, B NON-POLYMER C H2 O2 --

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.7 Å
  • R-Value Free: 0.265
  • R-Value Work: 0.217
  • Space Group: P 63

Unit Cell:

Length (Å) Angle (°)
a = 127.34 α = 90.00
b = 127.34 β = 90.00
c = 68.06 γ = 120.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1997-10-23
  • Released Date: 1998-10-28
  • Deposition author(s): Stout, T.J., Sage, C.R., Stroud, R.M.

Revision History

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