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peptidase

Upper-Intermediate (B2)

IPA: /ˈpɛp.tɪ.deɪz/

KK: /ˈpɛp.tɪ.deɪs/

noun
Definition

A type of enzyme that helps break down proteins into smaller parts called amino acids by cutting the bonds between them.


Example

Peptidases play a crucial role in digestion by breaking down dietary proteins.


Conversation
Sloth A
Have you ever heard of peptidase?
Sloth B
Yeah, isn't it an enzyme that breaks down proteins into amino acids?
Sloth A
Exactly! It's fascinating how peptidase works in our bodies.
Sloth B
For sure! I read that it's essential for digestion.

Synonyms & Antonyms
Synonyms
enzyme
protease
catalyst
Antonyms
inhibitor
blocker
suppressor
Root Explanation

Peptidase is formed from "peptid-" (from Greek "peptidos", meaning digestible or protein) and "-ase" (a suffix used in biochemistry to denote enzymes). The word refers to an enzyme that breaks down peptides, which are short chains of amino acids.

Memory Tip

Think of 'peptid-' relating to proteins and '-ase' indicating an enzyme, so a peptidase is an enzyme that digests proteins.

Visually Confused Words
leptidae
peripatidae
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