cathepsin

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cathepsin

[kə′thep·sən]
(biochemistry)
Any of several proteolytic enzymes occurring in animal tissue that hydrolyze high-molecular-weight proteins to proteoses and peptones.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Cathepsin H: 50 mM phosphate buffer pH 6.0, 1 mM DTT, 0.5 mM puromycin, 0.25 mM Arg-AMC.
americana has highest activities of dipeptidyl aminopeptidase I (52 nmol/h/mg protein), dipeptidyl aminoepeptidase II (20 nmol/h/mg protein), cathepsin B (622 nmol/h/mg protein), cathepsin L (2409 nmol/h/mg protein) and cathepsin H (49 nmol/h/mg protein) followed by abdomen in the case of first four types of proteases and by head in case of the last type of protease.
Of lysosomal proteases, cyfluthrin affected only two cathepsins viz cathepsin H and cathepsin D in surviving adult flies, while the remaining lysosomal proteases including soluble protein showed minor fluctuations when compared with their corresponding controls.