描 述:从潜在的Echinochloa crusgalli L.种子中分离出一种新型的植物发夹样防御多肽,称为EcAMP3, EcAMP3 是一种发夹样多肽。EcAMP3 具有抗真菌和抗菌活性。EcAMPs 前体家族包含七个相同的半胱氨酸基序:C1XXXC2(11–13)C3XXXC4。
CAS号:2243219-65-8
单字母: H2N-GADRCRERCERRHRGDWQGKQRCLMECRRREQEED-OH(Disulfide Bridge:C5-C27 & C9-C23)
多字母: H2N-Gly-Ala-Asp-Arg-Cys-Arg-Glu-Arg-Cys-Glu-Arg-Arg-His-Arg-Gly-Asp-Trp-Gln-Gly-Lys-Gln-Arg-Cys-Leu-Met-Glu-Cys-Arg-Arg-Arg-Glu-Gln-Glu-Glu-Asp-OH(Disulfide Bridge:Cys5-Cys27 & Cys9-Cys23)
氨基酸个数:35
分子式: C172H282N72O57S5
平均分子量(MW): 4430.85
精确分子量(Exact Mass)(MW): 4428
等电点(PI):11.61
pH=7.0时的净电荷数:7.1
GRAVY:-2.25
亲水残基比例:0.11
消光系数:5500
溶解建议:亲水
参考文献:[1]. Dmitry Yu. Ryazantsev , et al. A novel hairpin-like antimicrobial peptide from barnyard grass (Echinochloa crusgalli L.) seeds: Structure-functional and molecular-genetics characterization. Biochimie. 2014, 99.