热门关键词: ELISA试剂盒 - 大鼠ELISA试剂盒- 小鼠ELISA试剂盒
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酪氨酸脱羧酶,脱辅基酶CAS:9002-09-9
货号:zk7424
英文名: Tyrosine Decarboxylase, Apoenzyme
级别: Activity ≥0.2 U/mg
储存: 冷冻(-20℃)
规格:250 MG 1G
Tyrosine decarboxylase catalyzes the removal of the carboxyl group from tyrosine to produce tyramine and carbon dioxide. Pyridoxal 5'-phosphate is a necessary cofactor. By using the apoenzyme prepared from cells grown on a vitamin B6 deficient medium pyridoxal phosphate may be determined. The HOLOenzyme may be used to determine tyrosine, phenylalanine and dihydroxyphenylalanine either manometrically or colorimetrically.
Source | Streptococcus faecalis (NCTC6783) |
Description | APOenzyme. Dried cells grown in B6 deficient media. |
Storage | Store at -20°C. |
REQUIRES SPECIAL SHIPPING | DRY ICE |
Activity | Activates to at least 0.2 units per mg |
Unit Definitions | One Unit yields 1μmole of CO2per minute from L-tyrosine at 37°C, pH 5.5. The APOenzyme activity is measured in the presence of excess pyridoxal phosphate. |
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