QC Tests
Activity, SDS-PAGE/purity, DNase, RNase, endonuclease, transcription.
Source
Recombinant E. coli strain.
Storage Buffer
20mM potassium phosphate buffer (pH 7.7 at 25°C), 1mM EDTA, 10mM DTT, 100mM NaCl, 0.1% (v/v) Triton® X-100 and 50% (v/v) glycerol.
Storage Conditions
Store at –20°C.
Unit Definition
One unit is defined as the amount of enzyme required to catalyze the incorporation of 5nmol of CTP into acid-insoluble product in 60 minutes at 37°C in a total volume of 100μl. The reaction conditions are: 40mM Tris-HCl (pH 7.9 at 25°C), 6mM MgCl2, 10mM DTT, 10mM NaCl, 2mM spermidine, 0.05% Tween® 20, 0.5mM each of ATP, GTP, CTP, and UTP, 0.5μCi [3H]CTP, and 2μg supercoiled pGEM®-5Zf(+) Vector DNA.
For product intended use please see Patents & Disclaimers tab.
Use Restrictions
P1085, P1081, P4084 For Research Use Only. Not for Use in Diagnostic Procedures.