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N terminus

American  
Or N terminal

noun

Biochemistry.
  1. the amino end of a protein molecule.


Other Word Forms


Etymology

Origin of N terminus

Abbreviation for nitrogen or –NH 2


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

For the surface versions, the peptide was attached at either the N terminus or the C terminus, a subtle difference that can influence how immune cells recognize and process it.

From Science Daily ● Feb. 18, 2026

Each mRNA molecule is simultaneously translated by many ribosomes, all synthesizing protein in the same direction: reading the mRNA from 5' to 3' and synthesizing the polypeptide from the N terminus to the C terminus.

From Textbooks ● Jun. 9, 2022

In the β-AR–G-protein complex, ICL2 was observed to interact with the N terminus of the G subunit.

From Nature ● Feb. 13, 2013

Sequence analysis shows that there is a large diversity in the lengths and sequence compositions of the N terminus and the extracellular loops.

From Nature ● Feb. 13, 2013

It should be stressed, however, that the N terminus of the G protein interacts with the ICL2 and that the structure of ICL2 is crucial to this interaction.

From Nature ● Feb. 13, 2013

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