Biochemistry

Phosphatidylserines c contain the amino acid serine . OH I CH, H,N — CH I COOH Serine О CH — 0 — C-R 9 CH-O — C-R 0 CH — 0 — P-O-ChL 2 I I 2 OH HC-COOH I nh 2 a-Phosphatidylserine Acetal phosphatides (plasmalogens) differ from other glycerophospholipids in that they contain only one radical of a higher fatty acid , and instead of another they contain a residue of a fatty acid aldehyde , which is bound to the hydroxyl group of glycerol by an unsaturated ether bond . CH,-O-CO-FL I CH-O — co - r 2 OH ch .- o - p - o - ch 2 - ch 2 - nh 2 II о Phosphatidylethanolamine CH.-O-CO-R, I CH-O-CO-R, OH Z CH 3 CH-O-P-O-CH 2 -CH 2 -rr-CH 3 о 'сн 3 phosphatidylcholine Phosphatidylinositol, in addition to glycerol, radicals of fatty acids and phosphoric acid , include a six-atom cyclic alcohol - inositol. 131