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Key Documents

MSST0044

Sigma-Aldrich

SILuLite TIMP1, Metalloproteinase inhibitor 1 human

recombinant, expressed in HEK 293 cells, MS Protein Standard

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About This Item

UNSPSC Code:
23201100
NACRES:
NA.12

recombinant

expressed in HEK 293 cells

Quality Level

Assay

≥98% (SDS-PAGE)

form

lyophilized powder

suitability

suitable for mass spectrometry (internal calibrator)

UniProt accession no.

storage temp.

−20°C

General description

SILuLite TIMP1 is a recombinant human protein expressed in human 293 cells. It consists of 184 amino acids, with a calculated molecular mass of 20.7 kDa. SILuLite TIMP1 is an analytical standard designed to be used as starting material for preparation of calibrators and controls in LC-MS applications.

Biochem/physiol Actions

TIMP-1 is glycoprotein that is over-expressed in the supernatant of tissue extracts of breast, gastric, colorectal, and hepatocellular carcinomas. It belongs to the family of “tissue inhibitors of metalloproteinases,” a group of proteins that help regulate bone turnover. TIMP-1 serum levels are significantly associated with HER2 extracellular domain (ECD)-positivity and poorer disease-free survival among primary breast cancer patients with HER2 overexpression. High levels of serum TIMP-1 correlate with advanced disease and predict for poor survival in patients with multiple myeloma treated with bortezomib and/or IMiDs during their disease course.

Sequence

CTCVPPHPQTAFCNSDLVIRAKFVGTPEVNQTTLYQRYEIKMTKMYKGFQALGDAADIRFVYTPAMESVCGYFHRSHNRSEEFLIAGKLQDGLLHITTCSFVAPWNSLSLAQRRGFTKTYTVGCEECTVFPCLSIPCKLQSGTHCLWTDQLLQGSEKGFQSRHLACLPREPGLCTWQSLRSQIA

Physical form

Supplied as a lyophilized powder containing phosphate buffered saline.

Legal Information

SILu is a trademark of Sigma-Aldrich Co. LLC

Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


Certificates of Analysis (COA)

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