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SibEnzyme Ltd. :: Display product information: Bsc4 I
Bsc4 I
Catalog numberE219E220
Package, u.a.5002500
Concentration, u.a./ml10000-3000010000-30000

Recognition siteCCNNNNN^NNGG
Methylation sensitivitynot tested
OriginBacillus schlegelii 4
Storage conditions10 mM Tris-HCl (pH 7.5); 50 mM KCl; 0.1 mM EDTA; 7 mM 2-mercaptoethanol; 200 ug/ml BSA; 50% glycerol. Store at -20C.
Assayed onLambda DNA
LigationAfter 20-fold overdigestion with enzyme more than 90% of the DNA fragments can be ligated and recut.
Non-specific activityNo nonspecific activity was detected after incubation of 1 ug of Lambda DNA with 30 u.a. of enzyme for 16 hours at 55C.
Optimum temperature55 oC
Inactivation 20 minutes80oC
Optimum SE-bufferW (10 mM Tris-HCl (pH 8.5 at 25C); 10 mM MgCl2; 100 mM NaCl; 1 mM DTT.) + BSA

Enzyme % activity:
75 - 10075 - 10050 - 7510025 - 50

Note: To obtain 100% activity, BSA should be added to the 1x reaction mix to a final concentration of 100 ug/ml.
Do not use BSA for long incubation.
References: Repin, V.E., Serov, G.D., Puchkova, L.I., Tereshenko, T.A., Lebedev, L.R., Chigikov, V.E. Bioorg. Khim. 19: 583-585 (1993).