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Literature summary for 3.4.22.33 extracted from

  • Arshad, Z.I.; Amid, A.; Yusof, F.; Jaswir, I.; Ahmad, K.; Loke, S.P.
    Bromelain: an overview of industrial application and purification strategies (2014), Appl. Microbiol. Biotechnol., 98, 7283-7297.
    View publication on PubMed

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
31000
-
x * 31000, calculated from amino acid sequence Ananas comosus

Organism

Organism UniProt Comment Textmining
Ananas comosus O23791
-
-

Source Tissue

Source Tissue Comment Organism Textmining
fruit juice
-
Ananas comosus
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
Azoalbumin + H2O
-
Ananas comosus ?
-
?
azocasein + H2O
-
Ananas comosus ?
-
?
casein + H2O
-
Ananas comosus ?
-
?
Hemoglobin + H2O
-
Ananas comosus ?
-
?
sodium caseinate + H2O
-
Ananas comosus ?
-
?

Subunits

Subunits Comment Organism
? x * 31000, calculated from amino acid sequence Ananas comosus

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
37
-
with hemoglobin as substrate Ananas comosus
55
-
with azocasein and azoalbumin as substrate Ananas comosus
59
-
with casein and sodium caseinate as substrate Ananas comosus

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
-4
-
bromelain retains 75% of its activity when stored without preservative at -4°C Ananas comosus

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
2.9
-
with hemoglobin as substrate Ananas comosus
6.5
-
with azocasein and sodium caseinate as substrate Ananas comosus
7.5
-
with azoalbumin as substrate Ananas comosus
7.7
-
with casein as substrate Ananas comosus

pI Value

Organism Comment pI Value Maximum pI Value
Ananas comosus isoelectric focusing
-
4.6