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Merck

A9378

Sigma-Aldrich

L-Amino Acid Oxidase from Crotalus adamanteus

Type IV, ≥4.0 units/mg protein, aqueous suspension

別名:

L-AAO

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About This Item

CAS番号:
Enzyme Commission number:
EC Number:
MDL番号:
UNSPSCコード:
12352204
NACRES:
NA.54

タイプ

Type IV

品質水準

フォーム

aqueous suspension

比活性

≥4.0 units/mg protein

分子量

~130 kDa

含みます

toluene as preservative

濃度

≥5.0 mg/mL

溶解性

H2O: soluble 1.0 mg/mL, clear

保管温度

2-8°C

アプリケーション

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.

生物化学的/生理学的作用

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 °C. 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.

包装

容量はタンパク質含量を基準にしています。

単位の定義

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

調製ノート

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

ピクトグラム

Skull and crossbones

シグナルワード

Danger

危険有害性情報

危険有害性の分類

Acute Tox. 1 Inhalation - Acute Tox. 2 Dermal - Acute Tox. 2 Oral

保管分類コード

6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

WGK

WGK 3

引火点(°F)

Not applicable

引火点(℃)

Not applicable

個人用保護具 (PPE)

Eyeshields, Gloves, type N95 (US)


適用法令

試験研究用途を考慮した関連法令を主に挙げております。化学物質以外については、一部の情報のみ提供しています。 製品を安全かつ合法的に使用することは、使用者の義務です。最新情報により修正される場合があります。WEBの反映には時間を要することがあるため、適宜SDSをご参照ください。

Jan Code

A9378-BULK-N:
A9378-2MG:
A9378-BULK:
A9378-10MG:
A9378-5MG:
A9378-VAR-N:
A9378-VAR:


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試験成績書(COA)

Lot/Batch Number

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文書ライブラリにアクセスする

Identification and enumeration of bacteria assimilating dimethylsulfoniopropionate (DMSP) in the North Atlantic and Gulf of Mexico
Malmstrom RR, et al.
Limnology and Oceanography, 49(2), 597-606 (2004)
Stefania Digiovanni et al.
Scientific reports, 10(1), 10135-10135 (2020-06-25)
Reactive Intermediate Deaminase (Rid) protein superfamily includes eight families among which the RidA is conserved in all domains of life. RidA proteins accelerate the deamination of the reactive 2-aminoacrylate (2AA), an enamine produced by some pyridoxal phosphate (PLP)-dependent enzymes. 2AA
Jiro Arima et al.
The Journal of biological chemistry, 281(9), 5885-5894 (2006-01-13)
Streptomyces griseus leucine aminopeptidase (SGAP), which has two zinc atoms in its active site, is clinically important as a model for understanding the structure and mechanism of action of other metallopeptidases. SGAP is a calcium-activated and calcium-stabilized enzyme, and its
Chia-Ann Yang et al.
Journal of agricultural and food chemistry, 60(10), 2464-2471 (2012-02-23)
The monomeric L-amino acid oxidase (mTh-LAAO) of Trichoderma harzianum ETS 323 has been suggested to antagonize Rhizoctonia solani by an unknown mechanism. Here, the mTh-LAAO-treated R. solani exhibited hyphal lysis and apoptotic characteristics such as DNA fragmentation, reactive oxygen species
Zhiliang Yu et al.
Applied biochemistry and biotechnology, 167(1), 1-13 (2012-03-01)
L-amino acid oxidase is widely found in diverse organisms and has different properties. It is thought to contribute to antimicrobial activity, amino acid catabolism, and so forth. The purpose of this communication is to summarize the advances in non-snake venom

ライフサイエンス、有機合成、材料科学、クロマトグラフィー、分析など、あらゆる分野の研究に経験のあるメンバーがおります。.

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