Smi I

Cat :
ET-1177RE
Recognition Sequence :
ATTT↑AAAT
TAAA↓TTTA
Unit Definition :
One unit of the enzyme is the amount required to hydrolyze 1 μg of T7 DNA (SspI-digest) in 1 hour at 37°C in a total reaction volume of 50 μl.
Reaction Temperature :
37°C
Form :
Liquid
Storage Buffer :
10 mM Tris-HCl (pH 7.5); 250 mM NaCl; 0.1 mM EDTA; 7 mM 2-mercaptoethanol; 100 μg/ml BSA; 50% glycerol.
Ligation :
After 20-fold overdigestion with enzyme >95% of the DNA fragments can be ligated and recut. Ligation >95% in presence of 10% PEG.
Source :
Streptococcus milleri S
Assayed on :
T7 DNA (SspI-digest)
Working buffer :
O (50 mM Tris-HCl (pH 7.6 at 25°C); 10 mM MgCl2; 100 mM NaCl; 1 mM DTT.) + BSA
Smi I
Non-specific hydrolisis :
No nonspecific activity was detected after incubation of 1 μg of T7 DNA with 40 u.a. of enzyme for 16 hours at 37°C.
Size :
1000U; 5000U
Concentration, u.a./ml :
20000
Inactivation :
20min Under 65°C
Reagents Supplied :
10 X SE-buffer O, BSA
Storage :
-20°C
Notes :
To obtain 100% activity, BSA should be added to the 1 x reaction mix to a final concentration of 100 μg/ml.
Do not use BSA for long incubation.
Our Products Cannot Be Used As Medicines Directly For Personal Use.
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