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Literature summary for 3.4.22.25 extracted from

  • Visal, S.; Taylor, M.A.; Michaud, D.
    The proregion of papaya proteinase IV inhibits Colorado potato beetle digestive cysteine proteinases (1998), FEBS Lett., 434, 401-405.
    View publication on PubMed

Application

Application Comment Organism
biotechnology plant protease proregions have a potential as regulators of cysteine proteinases in biotechnological systems and to target proteases of pests Carica papaya

Cloned(Commentary)

Cloned (Comment) Organism
expression of the proregion of the enzyme in Escherichia coli Carica papaya

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
additional information Carica papaya the recombinant proregion of the enzyme can inhibit the cysteine protease of larvae of the Colorado beetle, Leptinotarsa decemlineata, analoguesly to specific inhibitor oryzacystatin I, inhibitory effect is affected by temperature ?
-
?
protein + H2O Carica papaya
-
peptides
-
?

Organism

Organism UniProt Comment Textmining
Carica papaya
-
-
-

Source Tissue

Source Tissue Comment Organism Textmining

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
additional information the recombinant proregion of the enzyme can inhibit the cysteine protease of larvae of the Colorado beetle, Leptinotarsa decemlineata, analoguesly to specific inhibitor oryzacystatin I, inhibitory effect is affected by temperature Carica papaya ?
-
?
protein + H2O
-
Carica papaya peptides
-
?

Synonyms

Synonyms Comment Organism
Glycyl endopeptidase
-
Carica papaya
Papaya proteinase IV
-
Carica papaya
PPIV
-
Carica papaya

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
37
-
recombinant proregion, 60 min, stable Carica papaya

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
8
-
assay at Carica papaya