| Recognition site | R↑AATTY
YTTAA↓R |
| Source | Arthrobacter citreus |
| Assayed on | Lambda DNA |
| Unit definition | One unit of the enzyme is the amount required to hydrolyze 1 μg of Lambda DNA in 1 hour at 50°C in a total reaction volume of 50 μl. |
| Optimal SE-buffer | W (10 mM Tris-HCl (pH 8.5 at 25°C); 10 mM MgCl2; 100 mM NaCl; 1 mM DTT.) + BSA |
| Enzyme activity (%) | | B | G | O | W | Y | Rose | | 25 - 50 | 50 - 75 | 50 - 75 | 100 | 10 - 25 | 100 |
|
| Optimal temperature | 50oC |
| Storage conditions | 20 mM Tris-HCl (pH 7.5); 50 mM KCl; 0.1 mM EDTA; 10 mM 2-mercaptoethanol; glycerol; Store at -20°C. |
| Ligations | After 20-fold overdigestion with enzyme more than 95% 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 50 u.a. of enzyme for 16 hours at 50°C.
|
| Reagents Supplied with Enzyme |
10 X SE-buffer W, BSA |
| Methylation sensitivity | not tested |
| Inactivation 20 minutes under | 80oC |
| Notes | To obtain 100% activity, BSA should be added to the 1x reaction mix to a final concentration of 100 μg/ml.
Do not use BSA for long incubation. |
| Quality control | Restriction Endonucleases: Quality Control |
| MSDS: | Download MSDS as PDF |
| References: | Degtyarev, S.Kh., Kolyhalov, A.A., Rechkunova, N.I., Abdurashitov, M.A., Nucleic Acids Res. 20: 3789 (1992).
 Chernukhin V.A, Abdurashitov M.A., Tomilov V.N., Gonchar D.A., Degtyarev S.Kh. Comparative analysis of mouse chromosomal DNA digestion with restriction endonucleases in vitro and in silico // "Ovchinnikov bulletin of biotechnology and physical and chemical biology" V.3, No 4, pp 19-27, 2007
|
Theoretical diagrams of DNA digestion by this enzyme for the most known DNA substrates:
To view the fragments length values please point mouse cursor over diagram |
M - ladder, 1 - Adeno-2 DNA, 2 - Lambda DNA, 3 - T7 DNA, 4 - pUC19, 5 - pBR322
|
