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L-Amino Acid Oxidase from Crotalus adamanteus

品牌
Sigma-Aldrich
CAS
9000-89-9
货号
A9378
规格纯度
Type IV, ≥4.0 units/mg protein, aqueous suspension
参考价格
2487.22 *本价格含增值税费
促销
服务
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  • 包邮
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数量
-+
产品名称:
9000-89-9
L-Amino Acid Oxidase from Crotalus adamanteus
L-AAO
L-Amino acid:oxygen oxidoreductase (deaminating)
产品介绍:

产品说明

应用

L-amino acid oxidase (LAAO) is used to convert L-amino acids to their corresponding α-keto acids. L-amino acid oxidase, from Sigma, has been used in leucine aminopeptidase (LAP) activity assays. 35S dimethylsulfoniopropionate (DMSP) has been synthesized chemically from 35S L-methionine using LAAO from Sigma to form 35S 3-methiolpropionate.

包装

2, 5, 10 mg in glass bottle
Package size based on protein content

生化/生理作用

L-Amino acid oxidase is a flavoprotein with a molecular weight of 130 kDa. It consists of two different subunits of approximately 70,000 Da. Each molecule of holoenzyme has two FAD molecules. It is a glycoprotein containing about 2-5% carbohydrate, including sialic acid. Optimum pH is approximately 7.5.The enzyme may be reversibly inactivated by incubation in phosphate buffer, pH 7.5 at 38 ℃. L-amino acid oxidase is involved in various metabolic pathways such as alanine and aspartate metabolism, methionine metabolism, valine, leucine and isoleucine degradation, tyrosine metabolism, phenylalanine metabolism, tryptophan metabolism, phenylalanine, tyrosine and tryptophan biosynthesis, and alkaloid biosynthesis. It occurs in many snake venoms apart from microorganisms and animal tissue, especially in kidney and liver.

单位定义

One Unit oxidizes one micromole of L-leucine per minute at 25 ℃, pH 7.6

制备说明

Dissolves in water at 1 mg/mL concentration to form a clear solution.

基本信息

酶学委员会(EC)编号1.4.3.2 ( BRENDA | IUBMB )
EC 号232-564-0
MDL编号MFCD00131454
NACRESNA.54

产品性质

质量水平200
类型Type IV
形式aqueous suspension
specific activity≥4.0 units/mg protein
分子量 ~130 kDa
包含 toluene as preservative
浓度≥5.0 mg/mL
溶解性H2O: soluble 1.0 mg/mL, clear
储存温度2-8℃

安全信息

象形图GHS06
警示用语:Danger
危险声明H300 + H310 + H330
预防措施声明P262 - P280 - P301 + P310 + P330 - P302 + P352 + P310 - P304 + P340 + P310
危险分类Acute Tox. 1 Inhalation - Acute Tox. 2 Dermal - Acute Tox. 2 Oral
储存分类代码6.1A - Combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials
WGKWGK 3
闪点(F)Not applicable
闪点(C)Not applicable
个人防护装备Eyeshields, Gloves, type N95 (US)

Sigma-Aldrich

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