Synonym: Trasylol, Trypsin inhibitor (basic)
|Related Categories||AN-AZ, Bioactive Small Molecules, Biochemicals and Reagents, Cell Biology, Cell Culture,|
|mol wt||mol wt ~6,500|
|suitability||suitable for cell culture|
|Gene Information||cow ... PTI(404172)|
Another commonly used unit of activity is the KIU (Kallikrein Inhibitor Unit).
1 TIU ∼ 1,300 KIU.
Note: When benzoyl-
Aprotinin is a protein consisting of 58 amino acids, arranged in a single polypeptide chain that is crosslinked by three disulfide bridges.
One trypsin inhibitor unit (TIU) will decrease the activity of 2 trypsin units by 50% where one trypsin unit will hydrolyze 1.0 μmole of Nα-benzoyl-
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recombinant, expressed in Nicotiana, ≥5 TIU/mg protein, ≥98% (SDS-PAGE)
lyophilized, ~80% (HPCE), crystalline (fine), white, ≥3500 U/mg
saline solution, 3-7 TIU/mg protein
lyophilized powder, 3-8 TIU/mg solid
lyophilized powder, 3-7 TIU/mg solid
Certificate of Analysis
Certificate of Origin
2. SCOPE The scope of this procedure is all products that have a specification for Aprotinin activity.
Keywords: Enzymology, Extinction coefficient
Neutron and X-ray crystallographic analysis of Achromobacter protease I at pD 8.0: protonation states and hydration structure in the free-form. Ohnishi Y, Yamada T, Kurihara K, et al. Biochim. Biophys. Acta 1834(8), 1642-7, (2013)
Influence of different storage conditions and anticoagulants on the measurement of total and acylated ghrelin in dogs: a preliminary study. Tvarijonaviciute A, Martínez-Subiela S, and Ceron JJ Vet. Rec. 172(11), 289, (2013)
Replacement of aprotinin by ε-aminocaproic acid in infants undergoing cardiac surgery: consequences for blood loss and outcome. Martin K, Gertler R, MacGuill M, et al. Br. J. Anaesth. 110(4), 615-21, (2013)
Retrospective cohort analysis of a single dose of aprotinin use in children undergoing cardiac surgery: a single-center experience. Fan Y, Lin R, Yang L, et al. Paediatr. Anaesth. 23(3), 242-9, (2013)
Entropy-enthalpy transduction caused by conformational shifts can obscure the forces driving protein-ligand binding. Fenley AT, Muddana HS, and Gilson MK Proc. Natl. Acad. Sci. U. S. A. 109(49), 20006-11, (2012)
Aprotinin may increase mortality in low and intermediate risk but not in high risk cardiac surgical patients compared to tranexamic acid and ε-aminocaproic acid -- a meta-analysis of randomised and observational trials of over 30.000 patients. Meybohm P, Herrmann E, Nierhoff J, et al. PLoS ONE 8(3), e58009, (2013)
Oxidative folding of peptides with cystine-knot architectures: kinetic studies and optimization of folding conditions. Reinwarth M, Glotzbach B, Tomaszowski M, et al. ChemBioChem. 14(1), 137-46, (2013)
Trautschold, I., et al. Biochem. Pharmacol. 16, 59, (1967)
Review: Biochemistry of aprotinin and aprotinin-like inhibitors. Gebhard, W. Res. Monogr. Cell Tissue Physiol. 12, 375, (1986)
Beynon, R.J. and Bond, J.S., ed. Proteolytic Enzymes: A Practical Approach, (1989), 247
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