Product info: Sfr303 I


Name
Sfr303 I
Cat. #E127m
Package, u.a.250
Concentration, u.a./ml5000

Recognition site
CCGCGG
GGCGCC
SourceStreptomyces fradiae 303
Assayed onLambda DNA
Unit definitionOne unit of the enzyme is the amount required to hydrolyze 1 μg of Lambda DNA in 1 hour at 37°C in a total reaction volume of 50 μl.
Reaction bufferSE-buffer B, (10 mM Tris-HCl (pH 7.6 at 25°C); 10 mM MgCl2; 1 mM DTT.)
Optimal temperature
37oC
Storage conditions10 mM Tris-HCl (pH 7.5); 100 mM NaCl; 0.1 mM EDTA; 7 mM 2-mercaptoethanol; 200 μg/ml BSA; 50% glycerol; Store at -20°C.
LigationAfter 10-fold overdigestion with enzyme more than 90% of the DNA fragments can be ligated and recut.
Non-specific hydrolisisNo nonspecific activity was detected after incubation of 1 μg of Lambda DNA with 20 u.a. of enzyme for 16 hours at 37°C.
Reagents Supplied with Enzyme 10 X SE-buffer B
Inactivation 20 minutes under
65oC
MSDS:Download MSDS as PDF
References:Puchkova, L.I., Selina, A.V., Serov, G.D., Krivopalova, G.N., Rechkunova, N.I., Degtyarev, S.Kh., Unpublished observations.
 Dedkov V.S., Degtyarev S. Kh. The resctriction endonucleases detection in colonies of microorganisms Streptomyces and Nocardia // APPLIED BIOCHEMISTRY and MICROBIOLOGY (Russia) Vol 28, 1992, #. 2, 309- 313