1AIQ

CRYSTAL STRUCTURE OF THYMIDYLATE SYNTHASE R126E MUTANT

Structural Biology Knowledgebase: 1AIQ SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.2 Å
  • R-Value Work: 0.163

Literature

Macromolecules
Sequence Display for 1AIQ

Classification: TRANSFERASE

Total Structure Weight: 62634.97

Macromolecule Entities
Molecule Chains Length Organism Details
THYMIDYLATE SYNTHASE A, B 264 Escherichia coli EC#: 2.1.1.45 IUBMB
Mutation: R126E
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
CB3
Query on CB3

A, B 10-PROPARGYL-5,8-DIDEAZAFOLIC ACID
C24 H23 N5 O6
LTKHPMDRMUCUEB-IBGZPJMESA-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 %)
CB3 IC50: 19 - 5800 nM (99) BindingDB
Ki: 60 nM (99) BindingDB

N/A in BindingMoad
N/A in PDBbind
Modified Residues 1 Unique
ID Chains Type Formula 2D Diagram Parent
CXM
Query on CXM
A, B L-PEPTIDE LINKING C6 H11 N O4 S MET

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.2 Å
  • R-Value Observed:
  • Space Group: P 63

Unit Cell:

Length (Å) Angle (°)
a = 126.61 α = 90.00
b = 126.61 β = 90.00
c = 67.30 γ = 120.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1997-04-23
  • Released Date: 1997-11-12
  • Deposition author(s): Strop, P., Montfort, W.R.

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4
  • 2011-07-13
    Type: Non-polymer description | Details: chemical name/synonym update