二十种氨基酸的名称和缩写分别是:
①色氨酸(Tryptophan),缩写为Trp或W;
②脯氨酸(Proline),缩写为Pro或P;
③甲硫氨酸(Methionine).缩写为Met或M;
④天门冬氨酸(Asparagicacid),缩写Asp或D,
⑤半胱氨酸(Cysteine),缩写为Cys或C,
⑥谷氨酰胺(Glutamine),缩写为Gln,
⑦谷氨酸(Glutamicacid),缩写为Glu或E,
⑧甘氨酸(Glycine),缩写为Gly或G,
⑨组氨酸(Histidine),缩写为His或H,
⑩异亮氨酸(Isoleucine),缩写为Ile或I,
(11)亮氨酸(Leucine),缩写为Leu或L,
(12)缬氨酸(Valine),缩写为Val或V;
(13)精氨酸(Arginine),缩写Arg或R,
(14)苯丙氨酸(Phenylalanine),缩写为Phe或F
(15)天冬酰胺(Asparagine),缩写Asn或N
(16)丙氨酸(Alanine),缩写为Ala或A,
(17)丝氨酸(Serine),缩写为Ser或S;
(18)苏氨酸(Threonine),缩写为Thr或T;
(19)酪氨酸(Tyrosine),缩写为Tyr或Y;
(20)赖氨酸(Lysine),缩写为Lys或K.