aminopeptidase

American  

[uh-mee-noh-pep-ti-deys, -deyz, am-uh-noh-] / əˌmi noʊˈpɛp tɪˌdeɪs, -ˌdeɪz, ˌæm ə noʊ- /

noun

Biochemistry.

1. any of several intestinal hydrolytic enzymes that remove an amino acid from the end of a peptide chain having a free amino group.

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Etymology

Origin of aminopeptidase

amino- + peptidase

Example Sentences

It encodes a protein called endoplasmic reticulum aminopeptidase 2, which has been shown to help immune cells recognize and fight threatening viruses.

From Science Magazine • Dec. 14, 2022

Changes in the code for one gene stood out: ERAP2, which encodes a protein called endoplasmic reticulum aminopeptidase 2.

From Science Magazine • Oct. 19, 2022

The B form of this aminopeptidase is slightly more efficient at extracting nutritional leucine from a protein than the A and C forms but slightly less efficient at extracting valine and serine.

From Textbooks • Jun. 9, 2022

If differences in environmental factors between sites 1 and 2 are not observed, predict what other factors could result in departures from Hardy- Weinberg equilibrium for aminopeptidase.

From Textbooks • Jun. 9, 2022

At the same time, the cells of the brush border secrete enzymes such as aminopeptidase and dipeptidase, which further break down peptide chains.

From Textbooks • Jun. 19, 2013