Peptides having high binding activity for human interleukin-1 and represented by the following general formula
H-X'-Cys-A-B-A-B-A-Ser-X²-Y
wherein A represents an amino acid residue selected from the group consisting of Val, Leu, Ile and Nle; B represents an amino acid residue selected from the group consisting of Arg, Lys, Gln, His and Ser; X¹ and X² each are a single bond or a peptide segment comprising 1-10 amino acid residues selected from Gly, Ala, Val, Arg, Asn, Ser, Phe, Pro, Leu, Glu, Asp, Lys, Thr, His, Tyr, Nle and Ile and Y represents a hydroxyl group or an amino group; and their salts.
对人类白细胞介素-1 具有高结合活性的
多肽,其通式如下
H-X'-Cys-A-B-A-B-A-Ser-X²-Y
其中 A 代表选自 Val、Leu、Ile 和 Nle 组的
氨基酸残基;B 代表选自 Arg、Lys、Gln、His 和 Ser 组的
氨基酸残基;X¹ 和 X² 分别是单键或由 1-10 个
氨基酸残基组成的肽段,这些
氨基酸残基选自 Gly、Ala、Val、Arg、Asn、Ser、Phe、Pro、Leu、Glu、Asp、Lys、Thr、His、Tyr、Nle 和 Ile,Y 代表羟基或
氨基;以及它们的盐。