Meaning & use
peptidase
An enzyme that breaks proteins down into smaller peptides or individual amino acids.
See it in a sentence
Peptidases in the small intestine finish breaking dietary proteins down into absorbable amino acids.
Researchers study certain peptidases because they play a role in cancer cell growth.
A note on using this word
Peptidase is often used interchangeably with 'protease', though peptidase technically emphasizes action on peptide bonds specifically.
Words with a similar meaning
protease
Choose a synonym to suit the sentence. Meanings can overlap without being identical.
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