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Merck
모든 사진(2)

문서

A1960

Sigma-Aldrich

Aggrecan from bovine articular cartilage

lyophilized powder

동의어(들):

Aggrecan Protein

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About This Item

MDL number:
UNSPSC 코드:
12352202
NACRES:
NA.75

생물학적 소스

bovine articular cartilage

Quality Level

형태

lyophilized powder

포장

glass bottle of 1 mg

기술

cell culture | mammalian: suitable

불순물

salt, essentially free

색상

white

solubility

H2O: 2 mg/mL

UniProt 수납 번호

배송 상태

wet ice

저장 온도

−20°C

유전자 정보

관련 카테고리

애플리케이션

Aggrecan is a critical component for cartilage structure and the function of joints. Its synthesis and degradation are being studied for their roles in cartilage deterioration during joint injury disease and aging.

생화학적/생리학적 작용

This molecule produces a rigid, reversibly deformable gel that resists compression. It combines with hyaluronic acid to form very large macromolecular complexes that have an increased hydrohynamic volume and a significant increase (30-40%) in the relative viscosity of the solution.

성분

Aggrecan is a major structural proteoglycan of the cartilage extracellular matrix. It is a large proteoglycan, with a molecular weight greater than 2,500 kDa composed of approximately 100-150 glycosaminoglycan chains attached to a core protein. The majority of these glycosaminoglycan chains are chondroitin/dermatan sulfate. Aggrecan contains three globular domains, G1, G2, and G3, which are involved in aggregation and hylauronan binding, cell adhesion and chondrycte apoptosis.

주의사항

Store this product at -20°C. Stored as supplied, this powder shows little decomposition in 3 years when stored properly.

제조 메모

This product is extracted from articular cartilage, chematographically purified, dialyzed against water, and 0.2 μm filtered prior to lyophilization. Once lyophilized, this powder is essentially salt-free. The product is soluble in water at 2 mg/mL.

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)


시험 성적서(COA)

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문서 라이브러리 방문

H Hedlund et al.
The Journal of biological chemistry, 274(9), 5777-5781 (1999-02-20)
Aggrecan, the predominant large proteoglycan of cartilage, is a multidomain macromolecule with each domain contributing specific functional properties. One of the domains contains the majority of the keratan sulfate (KS) chain substituents and a protein segment with a proline-rich hexapeptide
C J Billington et al.
The Biochemical journal, 336 ( Pt 1), 207-212 (1998-11-10)
The breakdown of aggrecan in cartilage is, in part, mediated by an enzyme named aggrecanase that cleaves within the interglobular domain of the molecule between a glutamic residue and an alanine residue. Although the enzyme cleavage site has been identified
L Cao et al.
Matrix biology : journal of the International Society for Matrix Biology, 17(5), 379-392 (1998-11-20)
The proteoglycan aggrecan is a major component of cartilage, and degradation of aggrecan is associated with aging and a number of pathological conditions. To investigate the effects of the accumulation of G1 domain from degraded aggrecan, we overexpressed the G1
L Cao et al.
Experimental cell research, 246(2), 527-537 (1999-02-02)
A major feature of cartilage deterioration during joint injury and disease is aggrecan degradation and the loss of proteoglycan. Most of the degraded fragments are released into the circulatory system except the G1 domain which accumulates locally in the synovial
T E Hardingham et al.
European journal of clinical chemistry and clinical biochemistry : journal of the Forum of European Clinical Chemistry Societies, 32(4), 249-257 (1994-04-01)
Aggrecan, the large aggregating proteoglycan from cartilage contains chondroitin sulphate and keratan sulphate attached to a multidomain protein core. It aggregates by binding to hyaluronan and this is further stabilised by a separate globular link protein. There are two structurally

문서

Uncover more about glycosaminoglycans and proteoglycans including the structure of glycosaminoglycans (GAGs), the different types of GAGs, and their functions.

Glycosaminoglycans are large linear polysaccharides constructed of repeating disaccharide units.

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