[Term]
id: PR:000026291
name: unmodified amino-acid residue
def: "An amino-acid residue that has not been covalently modified by chemical alteration to the side chain or backbone atoms." [PRO:DAN]
comment: Category=external.
synonym: "unmodified amino acid chain residue" EXACT [PRO:DAN]
synonym: "unmodified protein residue" NARROW [PRO:DAN]
is_a: CHEBI:33708 ! amino-acid residue
disjoint_from: PR:000025513 ! modified amino-acid residue