A polypeptide consisting essentially of the amino acid sequence NCEHFVTYCRYG (SEQ ID NO: 1), ENCEHFVNELRYG (SEQ ID NO: 2), NCEHFVNELRYG (SEQ ID NO: 3), RNCEHFVAQLRYG (SEQ ID NO: 4), NCEHFVAQLRYG (SEQ ID NO: 5), or NCEHFVTYLRYG (SEQ ID: 6), or a variant of any of the foregoing, a composition comprising same, a nucleic acid consisting essentially of a nucleotide sequence encoding the amino acid sequence of any of SEQ ID NOS: 1-6 or a variant thereof, a composition comprising same, a host cell comprising an above-described nucleic acid molecule, a method of inhibiting cancerous cell growth comprising contacting a collection of cancerous cells with a cell growth-inhibiting effective amount of one or more of the foregoing, a method of modulating gene expression comprising contacting a collection of cells with a gene expression-modulating effective amount of at least one above-described nucleic acid or a composition comprising same, and a method of enhancing the immune response-inducing effect of a vaccine, which method comprises adding to the vaccine at least one above-described polypeptide, or a variant thereof.
一种基本上由
氨基酸序列 NCEHFVTYCRYG(
SEQ ID NO: 1)、ENCEHFVNELRYG(
SEQ ID NO: 2)、NCEHFVNELRYG(
SEQ ID NO: 3)、RNCEHFVAQLRYG(
SEQ ID NO: 4)、NCEHFVAQLRYG(
SEQ ID NO:5),或 NCEHFVTYLRYG(
SEQ ID:6),或上述任何一种的变体,包含相同成分的组合物,基本上由编码
SEQ ID NOS:一种抑制癌细胞生长的方法,包括使癌细胞集合与一种或多种前述物质中抑制细胞生长有效量的物质接触、一种调节
基因表达的方法,包括使细胞与调节
基因表达有效量的至少一种上述核酸或包含上述核酸的组合物接触,以及一种增强疫苗的免疫应答诱导效应的方法,该方法包括向疫苗中加入至少一种上述
多肽或其变体。