Unit Definition

One unit is defined as the amount of enzyme required to digest 1 µg of pXba DNA in 1 hour at 37°C in a total reaction volume of 50 µl.

Reaction Conditions

1X rCutSmart™ Buffer
Incubate at 37°C

1X rCutSmart™ Buffer
50 mM Potassium Acetate
20 mM Tris-acetate
10 mM Magnesium Acetate
100 µg/ml Recombinant Albumin
(pH 7.9 @ 25°C)

Activity in NEBuffers

NEBuffer™ r1.1: 100%
NEBuffer™ r2.1: 100%
NEBuffer™ r3.1: <10%
rCutSmart™ Buffer: 100%

Diluent Compatibility

• Diluent A

Storage Buffer

10 mM Tris-HCl
50 mM KCl
0.1 mM EDTA
200 µg/ml BSA
50% Glycerol
1 mM DTT
pH 7.4 @ 25°C

Heat Inactivation

65°C for 20 minutes

Methylation Sensitivity

dam methylation: Not Sensitive
dcm methylation: Not Sensitive
CpG Methylation: Blocked by Some Combinations of Overlapping

Isoschizomers

Ecl136II
EcoICRI
Psp124BI
SacI
SacI-HF
SstI

Activity at Temperature

@25°C: 50%