[規(guī)格] | BR,90u/mg |
[包裝] | 100U |
英文名稱:Xanthine Oxidase from microorganism;XOD
CAS號:9002-17-9
分子量:16KDa(gel)
級別:BR
活力:≥90units/mg protein
活力定義:One unit will cause the formation of one micromole of uric acid per min at pH7.5 at 37℃
Isoelectic point:4.0
PH stability:6.0~9.5
Optimum pH:7.0~7.5
Optimum temperature:55℃
Thermal stability:≤55℃(PH7.5, 20 min)
Preparation Instructions:the enzyme is reconstituted in 50mM potassium phosphate buffer,pH7.5 for activity assay
抑制劑:Ag+,Hg2+
性狀(以下信息僅供參考):微紅色至褐色無定形粉末。能溶于水。微生物提取。主要抑制劑有Ag+,Hg2+,Cd2+及尿素、氰化物、磷酸根和氯離子,主要穩(wěn)定劑有水楊酸鹽、半*、組胺和維爾烯酸鹽。
用途:本品僅供科研,不得用于其它用途。(以下用途僅供參考)它是一種催化黃嘌呤、次黃嘌呤生成尿酸的酶,它常作工具酶。用于黃嘌呤、次黃嘌呤、*、*、鳥苷等的測定
保存:2~8℃