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Merck
모든 사진(1)

주요 문서

63013

Sigma-Aldrich

α2-Macroglobulin from human plasma

≥90% (GE)

동의어(들):

α2-M

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About This Item

CAS Number:
MDL number:
UNSPSC 코드:
12352202
NACRES:
NA.61

생물학적 소스

human plasma

Quality Level

분석

≥90% (GE)

분자량

~720 kDa (four glycoprotein subunits)

기술

cell culture | mammalian: suitable

solubility

H2O: 1 mg/mL, clear to faintly turbid, colorless to faintly yellow

UniProt 수납 번호

배송 상태

wet ice

저장 온도

−20°C

유전자 정보

human ... A2M(2)

유사한 제품을 찾으십니까? 방문 제품 비교 안내

애플리케이션

Inhibits all classes of endoproteases by forming a complex with the protease. When the protease cleaves the macroglobulin "bait" sequence, the macroglobulin rearranges and traps the protease.

생화학적/생리학적 작용

α2-Macroglobulin is found abundantly in plasma and interstitial fluids. The protease-α2-M balance plays an important role in mediating inflammatory tissue destruction. Serum levels of α2-M and protease-α2-M complexes are increased in patients with sepsis, emphysema, periodontitis, rheumatoid arthritis, and other inflammatory diseases, and oxidant inactivation of α2-M may contribute to tissue destruction during inflammation.

분석 메모

100 mg solids are lyophilized with 1 mg glycine from 35.2 mL 30 mM sodium phosphate, pH 7.0
Plasma from each donor has been tested and found negative for antibody to HIV-1/HIV-2, antibody to HCV and HbSAg.

기타 정보

Conformational changes of α2-M

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable

개인 보호 장비

Eyeshields, Gloves, type N95 (US)


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문서 라이브러리 방문

P A Roche et al.
Biochemistry, 28(19), 7629-7636 (1989-09-19)
Treatment of the human plasma proteinase inhibitor alpha 2-macroglobulin (alpha 2M) with proteinase results in conformational changes in the inhibitor and subsequent activation and cleavage of the internal thiolester bonds of alpha 2M. Previous studies from this laboratory have shown
J J Feige et al.
Hormone research, 45(3-5), 227-232 (1996-01-01)
alpha 2-Macroglobulin (alpha 2M) is a large plasma glycoprotein that has long been known as an irreversible inhibitor of a variety of proteinases. More recently, it has been reported that numerous growth factors, cytokines and hormones bind to alpha 2M
Paul Dent et al.
Journal of cellular physiology, 235(10), 6862-6874 (2020-01-28)
We have extended our analyses of (curcumin+sildenafil) biology. The drug combination caused vascularization and degradation of mutant K-RAS that correlated with reduced phosphorylation of ERK1/2, AKT T308, mTORC1, mTORC2, ULK1 S757, STAT3, STAT5, and NFκB and increased phosphorylation of eIF2α
Alpha 2-macroglobulin.
H Ishibashi et al.
Methods in enzymology, 163, 485-495 (1988-01-01)
Yonathan Uriel et al.
Insect science, 27(2), 256-265 (2018-07-27)
We tested the recent hypothesis that the "fly factor" phenomenon (food currently or previously fed on by flies attracts more flies than the same type of food kept inaccessible to flies) is mediated by bacterial symbionts deposited with feces or

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