A novel physiologically active peptide represented by the following formula:
(wherein B stands for a hydrogen atom or a methionyl group, Cys a cysteine residue, X1 5 to 9 amino acid residues, X2 one amino acid residue, and X3 138 to 148 amino acid residues), which is excellent in physiological activities such as antiviral action, cell proliferation inhibitive action and NK (natural killer) cell activity enhancing action.
一种新型生理活性肽,由下式表示:(其中 B 代表氢原子或蛋酰基,Cys 代表半胱
氨酸残基,X1 代表 5 至 9 个
氨基酸残基,X2 代表 1 个
氨基酸残基,X3 代表 138 至 148 个
氨基酸残基),具有优异的生理活性,如抗病毒作用、抑制细胞增殖作用和增强 NK(自然杀伤)细胞活性作用。