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Merck

T6522

Sigma-Aldrich

Trypsin inhibitor from Glycine max (soybean)

powder, BioReagent, suitable for cell culture

Synonim(y):

SBTI

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About This Item

Numer CAS:
Numer WE:
Numer MDL:
Kod UNSPSC:
12352204
NACRES:
NA.75

pochodzenie biologiczne

Glycine max (soybean)

Poziom jakości

typ

Type I-S

linia produktu

BioReagent

Postać

powder

aktywność właściwa

(One mg will inhibit 1.0-3.0 mg of trypsin with activity of approx. 10,000 BAEE units per mg protein.)

masa cząsteczkowa

20.1 kDa

stężenie

10 mg/mL

metody

cell culture | mammalian: suitable

rozpuszczalność

balanced salt solution: 1 mg/mL
serum-free medium: soluble

Warunki transportu

ambient

temp. przechowywania

2-8°C

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Zastosowanie

This product has been tested for cell culture applications. Trypsin has been used in a study to assess the potential application in animal cell culture of an alkaline protease from a ton-toxigenic mangrove isolate of Vibri sp. V26. Trypsin has also been used in a study to improve the detection of fungi in eosinophilic mucin.

Działania biochem./fizjol.

This inhibitor acts against trypsin, and chymotrypsin and plasmin to a lesser extent. It will also inhibit proteases with mechanisms similar to trypsin, plasma kallikrein and coagulation Factor X. The trypsin inhibitor will not act against metalloproteases, tissue-baseed kallikrein, acid proteases, or thio proteases. This inhibitor acts by forming a 1:1 stoichiometric complex with the protease active site, and then cleaving a single arginine-isoleucine bond on the inhibitor. The inhibition is both reversible and pH dependent.

Komponenty

The soybean trypsin inhibitor is a monomeric protein containing 181 amino acid residues in a single polypeptide chain crosslinked by two disulfide bridges.

Definicja jednostki

One trypsin unit = A253 of 0.001 per minute with N-alpha-benzoyl-L-arginine ethyl ester (BAEE) as substrate at pH 7.6 at 25 °C.
One trypsin unit will produce a ΔA253 of 0.001 per min with BAEE as substrate at pH 7.6 at 25 °C; reaction volume 3.2 ml, 1 cm light path.

Uwaga dotycząca przygotowania

The trypsin inhibitor is soluble in water and phosphate buffers at 10 mg/mL. It is soluble in balanced salt solutions at 1 mg/mL and in serum-free media. Concentrated solutions greater than 10 mg/mL may be hazy and have a yellow to amber color. After trypsinizing cells, resuspend in 1 mL trypsin inhibitor solution at 1 mg/mL for every mL of trypsin solution used for dissociation. The cell suspension should then be centrifuged at 1000 rpm, forming a cell pellet.

Solutions can retain activity when stored short-term at 2-8° C. Solutions are stable in frozen aliquots at -20°C.

Komentarz do analizy

One mg of trypsin inhibitor will inhibit 1.0-3.0 mg trypsin of activity ~10,000 BAEE units per mg protein.
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Piktogramy

Health hazard

Hasło ostrzegawcze

Danger

Zwroty wskazujące rodzaj zagrożenia

Zwroty wskazujące środki ostrożności

Klasyfikacja zagrożeń

Resp. Sens. 1 - Skin Sens. 1

Kod klasy składowania

11 - Combustible Solids

Klasa zagrożenia wodnego (WGK)

WGK 3

Temperatura zapłonu (°F)

Not applicable

Temperatura zapłonu (°C)

Not applicable

Środki ochrony indywidualnej

Eyeshields, Gloves, type N95 (US)


Certyfikaty analizy (CoA)

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Masz już ten produkt?

Dokumenty związane z niedawno zakupionymi produktami zostały zamieszczone w Bibliotece dokumentów.

Odwiedź Bibliotekę dokumentów

A Sharifloo et al.
Bulletin of entomological research, 108(4), 501-509 (2017-11-08)
A comprehensive study on digestive trypsin was undertaken in the larval midgut of Pieris brassicae L. Results of enzymatic compartmentalization showed a significantly higher activity of crude trypsin in the anterior larval midgut rather than posterior-midgut. Using Diethylaminoethyl cellulose fast
Benjamin Lant et al.
Cell reports, 24(11), 2857-2868 (2018-09-13)
Cerebral cavernous malformations (CCMs) are neurovascular lesions caused by mutations in one of three genes (CCM1-3). Loss of CCM3 causes the poorest prognosis, and little is known about how it regulates vascular integrity. The C. elegans ccm-3 gene regulates the development
Jonas Goldin Diness et al.
Frontiers in pharmacology, 11, 749-749 (2020-06-09)
Hypokalemia reduces the cardiac repolarization reserve. This prolongs the QT-interval and increases the risk of ventricular arrhythmia; a risk that is exacerbated by administration of classical class 3 anti-arrhythmic agents.Small conductance Ca2+-activated K+-channels (KCa2) are a promising new atrial selective
Khoa A Tran et al.
Cell reports, 27(6), 1726-1741 (2019-05-09)
Elucidating the mechanism of reprogramming is confounded by heterogeneity due to the low efficiency and differential kinetics of obtaining induced pluripotent stem cells (iPSCs) from somatic cells. Therefore, we increased the efficiency with a combination of epigenomic modifiers and signaling
Zhiying Hu et al.
Molecular endocrinology (Baltimore, Md.), 24(1), 60-75 (2009-11-11)
Rhox5, the founding member of the reproductive homeobox on the X chromosome (Rhox) gene cluster, encodes a homeodomain-containing transcription factor that is selectively expressed in Sertoli cells, where it promotes the survival of male germ cells. To identify Rhox5-regulated genes

Protokoły

Do pomiaru aktywności inhibitora trypsyny stosuje się spektrofotometryczny test oznaczania szybkości przy 253 nm. Jedna jednostka enzymu spowoduje zmianę absorbancji przy użyciu BAEE jako substratu.

Enzymatic Assay of Trypsin Inhibitor

Chromatograms

application for HPLC

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