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R&D Systems™ Recombinant Bovine Enteropeptidase/Enterokinase Protein
Extensive quality control produces industry leading bioactivity and lot-to-lot consistency that instills confidence in results and ensures reproducibility.
Marke: R&D Systems™ 4139-SE-010
285.09 EUR gültig bis 2024-12-16
Benutzen Sie den Promotions-Code "21630" um Ihren Promotions-Preis zu erhalten.
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Beschreibung
Measured by its ability to cleave a colorimetric peptide substrate, N-carbobenzyloxy-Lys-ThioBenzyl ester (Z-Lys-SBzl), in the presence of 5,5’Dithio-bis (2-nitrobenzoic acid) (DTNB). Lu, D. et al. (1997) J. Biol. Chem. 272:31293. The specific activity is >35 nmol/min/μg, as measured under the described conditions.Spezifikation
| P98072 | |
| Supplied as a 0.2 μm filtered solution in Glycerol, NaCl and HEPES. | |
| M.W. (Observed): 34 kDa, reducing conditions 30 kDa, non-reducing conditions; M.W. (theoretical): 1.5 kDa (heavy chain C-terminal fragment), 26 kDa (light chain) | |
| 10 μg | |
| Use a manual defrost freezer and avoid repeated freeze-thaw cycles. 6 months from date of receipt, -20°C to -70°C as supplied. 3 months, -20°C to -70°C under sterile conditions after opening. | |
| <1.0 EU / 1 μg of the protein by the LAL method. | |
| Recombinant | |
| Enteropeptidase/Enterokinase |
| Enzyme Activity | |
| 5651 | |
| Enteropeptidase/Enterokinase | |
| E. coli-derived bovine Enteropeptidase/Enterokinase protein Cys788-Lys800 (heavy chain C-terminal fragment) with an N-terminal Ala, & Ile801-His1035 (light chain) | |
| Disulfide-linked heterodimer | |
| Unconjugated | |
| >90%, by SDS-PAGE under reducing conditions and visualized by silver stain |