PeptideDB

Mastoparan acetate(72093-21-1 free base)

CAS No.: 79396-78-4

Mastoparan acetate is a peptide toxin from wasp venom. It has the chemical structure Ile-Asn-Leu-Lys-Ala-Leu-Ala-Ala-Leu
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Description Mastoparan acetate is a peptide toxin from wasp venom. It has the chemical structure Ile-Asn-Leu-Lys-Ala-Leu-Ala-Ala-Leu-Ala-Lys-Lys-Ile-Leu-NH2.
In vitro Mastoparan具有两亲性,已报道可产生多种药理学和生化效应。Mastoparan可诱导前叶垂体细胞的激素外泌。Mastoparan对催乳素分泌的刺激依赖于剂量、时间、可逆,并且需要钙的存在。Mastoparan导致蛋白激酶C活性从可溶形态向膜结合形态的转移。Mastoparan能够在Fura-2载体的单个泌乳细胞内增加Ca2+浓度。此外,Mastoparan还能与GTP结合蛋白互动。因此,研究表明Mastoparan能够促进核苷酸的交换,并刺激G蛋白的GTP酶活性。据此提出,Mastoparan对细胞的影响可能由于其模仿G蛋白偶联受体激动剂结合态的能力[1]。
molecular weight 1538.99
Molecular formula C72H135N19O17
CAS 79396-78-4
Storage keep away from moisture | Powder: -20°C for 3 years | In solvent: -80°C for 1 year
Solubility DMSO: 10 mM
References 1. Mau SE, et al. Mastoparan, a wasp venom peptide, stimulates release of prolactin from cultured rat anterior pituitary cells. J Endocrinol. 1994 Jul;142(1):9-18.