amino terminal

(redirected from N terminus)
Also found in: Medical.

amino terminal

[ə¦mē·nō ¦tərm·ən·əl]
(biochemistry)
The end part of a polypeptide chain which contains a free alpha-amino group.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.