Catechol-O-methyl Transferase from porcine liver；Pyrocatechol-O-methyl Transferase CAS:9012-25-3
Item No.： E0200
Store at： -20℃
English Name: COMT; Catechol-O-methyl Transferase from porcine liver； Pyrocatechol-O-methyl Transferase； S-Adenosyl-L-methionine:catechol O-methyltransferase
Other names: catechol O-methyltransferase; Catechol-d-methyltransferase
CAS No.: 9012-25-3
Grade: chromographically pure
Vitality: ≥ 150units / mg protein
Definition of vitality: one unit will produce 1.0 Nanomole of total O-methylated products from 3,4 dihydroxyacetophenone per hour at pH 7.6 at 37 ° C. Previous radioactive assay unit definition: One unit will catalyze the methylation of 1.0 nanomole of protocatechuic acid per hr at pH 7.9 at 37℃ using S-adenosyl-L-[methyl-14C]methionine as the methyl donor. (~6 radioactive units equal one new unit).
Protein content: ~ 50%
Physicochemical properties: freeze dried powder.
Purpose: biochemical research.
Preservation: - 20 ℃
