MSST0060
SILu™Lite CST3, Cystatin C human
recombinant, expressed in E. coli, MS Protein Standard
Synonym(s):
CST3, Cystatin C
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About This Item
UNSPSC Code:
23201100
NACRES:
NA.32
Recommended Products
recombinant
expressed in E. coli
Quality Level
assay
≥95% (SDS-PAGE)
form
lyophilized powder
suitability
suitable for mass spectrometry (internal calibrator)
UniProt accession no.
shipped in
ambient
storage temp.
−20°C
Gene Information
human ... CST3(1471)
General description
SILu™Lite CST3 is a recombinant human protein expressed in E. coli. It consists of 120 amino acids, with a calculated molecular mass of 13.5 kDa. SILu™Lite CST3 is an analytical standard designed to be used as starting material for preparation of calibrators and controls in LC-MS applications.
Biochem/physiol Actions
Cystatin C is an inhibitor of cysteine proteases including cathepsin B (which has been identified as the most important ?-amyloid-degrading enzyme. Measurement of cystatin C in serum is replacing creatinine as an indicator of kidney function (glomerular filtration rate, GFR).
Sequence
SSPGKPPRLVGGPMDASVEEEGVRRALDFAVGEYNKASNDMYHSRALQVVRARKQIVAGVNYFLDVELGRTTCTKTQPNLDNCPFHDQPHLKRKAFCSFQIYAVPWQGTMTLSKSTCQDA
Physical form
Supplied as a lyophilized powder containing tris buffered saline and methionine.
Legal Information
SILu is a trademark of Sigma-Aldrich Co. LLC
Storage Class
11 - Combustible Solids
wgk_germany
WGK 2
flash_point_f
Not applicable
flash_point_c
Not applicable
Certificates of Analysis (COA)
Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.
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