Product info: Kzo9 I

Kzo9 IBlocked by 
GAT(5mC) methylation  Not blocked by 
G(6mA)TC methylation    
Cat. #E187E188
Package, u.a.2001000
Concentration, u.a./ml1000-50001000-5000

Recognition site
SourceKurthia zopfii 9
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.
Optimal SE-bufferG (10 mM Tris-HCl (pH 7.6 at 25°C); 10 mM MgCl2; 50 mM NaCl; 1 mM DTT.)
Enzyme activity (%)
50 - 7510050 - 7550 - 7550 - 75100
Optimal temperature
Storage conditions10 mM Tris-HCl (pH 7.5); 50 mM KCl; 0,1 mM EDTA; 7 mM 2-mercaptoethanol; 200 μg/ml BSA; and 50% glycerol; Store at -20°C.
LigationAfter 3-fold overdigestion with enzyme more than 95% 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 6 u.a. of enzyme for 16 hours at 37°C.
Reagents Supplied with Enzyme 10 X SE-buffer G
Methylation sensitivityNot blocked by overlapping Dam methylation (GmATC): GATC.
Blocked by overlapping CG methylation: CGATmCG.
Cleaved of DNA is impaired by overlapping CG methylation: GATmCG.
Inactivation 20 minutes under
Quality control
Restriction Endonucleases: Quality Control
MSDS:Download MSDS as PDF
References:Degtyarev, S.Kh., Rechkunova, N.I., Grinev, A.A., Dedkov, V,S., Izv.Sib.Otd.Akad.Nauk SSSR 15: 25-26 (1989).
 M.A. Abdurashitov, V.N. Tomilov, V.A. Chernukhin, D.A. Gonchar, S.Kh. Degtyarev Mammalian chromosomal DNA digestion with restriction endonucleases in silico // "Ovchinnikov bulletin of biotechnology and physical and chemical biology" V.2, No 3, pp 29-38, 2006
 V.A. Chernukhin, M.A. Abdurashitov, V.N. Tomilov, D.A. Gonchar, S.Kh. Degtyarev Comparative restriction enzymes analysis of rat chromosomal DNA in vitro and in silico // "Ovchinnikov bulletin of biotechnology and physical and chemical biology" V.2, No 3, pp 39-46, 2006