3.4.22.B60: cathepsin L2
This is an abbreviated version!
For detailed information about cathepsin L2, go to the full flat file.
Word Map on EC 3.4.22.B60
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3.4.22.B60
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fasciola
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hepatica
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proteinases
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fluke
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helminth
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schistosome
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trematode
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l-like
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excysted
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collagenolytic
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diagnostics
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agriculture
- 3.4.22.B60
- fasciola
- hepatica
- proteinases
- fluke
-
helminth
-
schistosome
-
trematode
-
l-like
-
excysted
-
collagenolytic
- diagnostics
- agriculture
Reaction
preference for Arg in the P1 position, Pro is accepted in the P2 position =
Synonyms
cathepsin L2, cathepsin L2 protease, CatL2, CL2, FhCatL2, FhCL2, FhpCL2
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Natural Substrates Products on EC 3.4.22.B60 - cathepsin L2
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REACTION DIAGRAM
Collagen type I + H2O
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cathepsin L2 cleaves collagen type I at 43 sites within the alpha1 chain and 26 sites within the alpha2 chain
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collagen type II + H2O
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cathepsin L2 exhibits collagenase activity by cleaving at multiple sites within the alpha1 and alpha2 triple helix regions (Col domains)
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Z-Gly-Pro-Gly-Gly-Pro-Ala + H2O
Z-Gly-Pro + Gly-Gly + L-Pro-L-Ala
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cathepsin L2 readily cleaves substrates with Pro in the P2 position and peptide substrates mimicking the repeating Gly-Pro-Xaa motifs
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additional information
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the cathepsin L zymogen is autocatalytically activated and processed to mature enzyme by incubation for 2 h at 37°C in 0.1 M sodium citrate buffer (pH 5.0) containing 2 mM dithiothreitol and 2.5 mM EDTA
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