Organic compounds that contain both amino and carboxyl groups, serving as the fundamental building blocks of proteins.

aminoacetic acid, an amino acid that is a major constituent of many proteins and acts as a neurotransmitter

analgesic and antipyretic drug commonly used for pain relief and fever reduction

aminopyrine; a crystalline compound used as a powerful fever-reducer and painkiller, now largely banned in many countries due to severe side effects

carbamate; any of a class of organic compounds derived from carbamic acid

glucosamine (C6H13NO5)

methylamino group; a chemical group consisting of a methyl group attached to an amino group

(bound form) ethylamino group, a chemical group derived from ethylamine

aminotransferase; a type of enzyme that aids in the transfer of an amino group from one molecule to another

acetaminophen; common over-the-counter pain reliever and fever reducer