甘氨酸(Gly):C2H5NO2; CH2(NH2)COOH; 不含羟基不含硫;
丙氨酸(Ala):C3H7NO2; CH3CH(NH2)COOH; 不含羟基不含硫;
赖氨酸(Lys):C6H14N2O2; HOOCCH(NH2)(CH2)4NH2; 不含羟基不含硫.
甘氨酸(Gly):C2H5NO2; CH2(NH2)COOH; 不含羟基不含硫;
丙氨酸(Ala):C3H7NO2; CH3CH(NH2)COOH; 不含羟基不含硫;
赖氨酸(Lys):C6H14N2O2; HOOCCH(NH2)(CH2)4NH2; 不含羟基不含硫.