熱門關(guān)鍵詞: ELISA試劑盒 - 大鼠ELISA試劑盒- 小鼠ELISA試劑盒
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多酚氧化酶,源自菇類CAS : 9002-10-2
貨號(hào):zk6516
英文名: Polyphenol Oxidase (Tyrosinase)
級(jí)別: Activity ≥500 U/mg dw
儲(chǔ)存: 冷凍(-20℃)
規(guī)格:25KU 100KU 500KU
Polyphenol oxidase (tyrosinase) is a bifunctional, copper-containing oxidase having catecholase and cresolase activity. It is responsible for browning reactions through the phylogenetic scale. The enzyme has a molecular weight of 128 kDa. It is a tetramer containing four atoms of copper per molecule and two binding sites for aromatic compounds including phenolic substrates. There is a distinct binding site for oxygen. The optimum pH range is 6-7.
Source | Mushrooms (Agaricus bisporus) |
Description | A lyophilized powder. Store at -20°C. |
Storage | Store at -20°C |
REQUIRES SPECIAL SHIPPING | ICE Pack |
Activity | ≥500 units per mg dry weight |
Unit Definition | One unit causes an increase in the absorbance at 280 nm of 0.001 per minute at 25°C, pH 6.5, using L-tyrosine as substrate. |
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