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Literature summary for 3.4.22.32 extracted from

  • Khan, R.H.; Rasheedi, S.; Haq, S.K.
    Effect of pH, temperature and alcohols on the stability of glycosylated and deglycosylated stem bromelain (2003), J. Biosci., 28, 709-714.
    View publication on PubMed

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
protein + H2O Ananas comosus
-
peptides
-
?

Organism

Organism UniProt Comment Textmining
Ananas comosus
-
purified enzyme
-

Posttranslational Modification

Posttranslational Modification Comment Organism
glycoprotein glycosylation stabilizes the enzyme, enzyme contains a single hetero-oligosaccharide unit per molecule, deglycosylated enzyme shows decreased activity Ananas comosus

Source Tissue

Source Tissue Comment Organism Textmining
stem
-
Ananas comosus
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
additional information
-
activity of glycosylated and deglycosylated enzyme at different temperatures and pH 7.0, and at different pH-values and 37°C Ananas comosus

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
casein + H2O
-
Ananas comosus ?
-
?
protein + H2O
-
Ananas comosus peptides
-
?

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
37
-
assay at Ananas comosus

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
6
-
-
Ananas comosus

pH Range

pH Minimum pH Maximum Comment Organism
4 8
-
Ananas comosus