Oshima T, Hamasaki N, Senshu M, Kakinuma K, Kuwajima I
J Biol Chem. 1987 Sep 5;262(25):11979-81.
A new polyamine, tetrakis(3-aminopropyl)ammonium, N+ (CH2CH2CH2NH2)4, was identified in cells of an extreme thermophile, Thermus thermophilus. This compound was chemically synthesized and its chemical properties were coincident with those of the amine isolated from the thermophile.