Description
Recognition site and hydrolysis position:
GGTACC | G↑GTACC |
CCATGG | CCATG↓G |
Source: Acinetobacter calcoaceticus 65
Unit definition:
One unit of the enzyme is the amount required to hydrolyze 1 μg of Lambda DNA(dcm-) in 1 hour at 37°C in a total reaction volume of 50 μl.
Assayed on:
Lambda DNA(dcm-)
Optimal SE-buffer: SE-buffer W
Enzyme activity (%):
B | G | O | W | Y | ROSE |
10 | 25 | 75 | 100 | 10 | 100 |
Storage conditions: 10 mM Tris-HCl (pH 7.5); 50 mM KCl; 0.1 mM EDTA; 7 mM 2-mercaptoethanol; 200 μg/ml BSA; 50% glycerol. Store at -20°C.
Ligations:
After 10-fold overdigestion with enzyme more than 90% of the DNA fragments can be ligated and recut.
Non-specific hydrolisis:
No nonspecific activity was detected after incubation of 1 μg of Lambda DNA with 10 u.a. of enzyme for 16 hours at 37°C.
Reagents Supplied with Enzyme:
Methylation sensitivity: Blocked by overlapping Dcm methylation(CmCWGG): GGTACCWGG.
Notes:
References:
Prichodko, G.G., Rechkunova, N.I., Repin, V.E., Degtyarev, S.Kh., Sib. Biol. J. 1: 59-60 (1991).