Anaspec/[Trp63,64]-C3a(63-77)/1mg/AS-61119
市场价:
¥2160.00
美元价:
1080.00
产品分类:
烘片机
公司分类:
Film_drying_machine
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3392242852
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4000-520-616
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商品介绍
Product Name | [Trp63, 64] - C3a (63 - 77)WWGKKYRASKLGLAR |
Size | 1 mg |
Catalog # | AS-61119 |
US$ | $108 |
Purity | % Peak Area By HPLC ≥ 95% |
This peptide, which is a C-terminal analogue of the complement factor C3a, acts as an agonist to the C3a receptor. It is derived from the fifteen C-terminal residues (6-77) of C3a. In in vitro studies, both C 3a and this peptide have been shown to selectively bind to C3aRs and induce degranulation of C3aR-transfeted RBL-2H3 cells. There was also a rapid, transient and concentration-dependent hypertensive response observed in rats when infused intravenously with C3a and this peptide. | |
Detailed Information | Material Safety Data Sheets (MSDS) |
Storage | -20°C |
References | 1, Proctor LM et al. Intl Immunopharmacol. 9, 800-806 (2009). 2, Ames, R. et al. Immunopharmacol. 38, 87 (1997). |
Molecular Weight | 1820.2 |
WWGKKYRASKLGLAR | |
Sequence(Three-Letter Code) | H - Trp - Trp - Gly - Lys - Lys - Tyr - Arg - Ala - Ser - Lys - Leu - Gly - Leu - Ala - Arg - OH |
Product Citations | Russell, J. et al. (2011). Parallel detection of intrinsic fluorescence from peptides and proteins for quantification during mass spectrometric analysis Anal Chem 83 (6) 21872193. doi: 10.1021/ac103023q. |
品牌介绍
Anaspec阳离子抗菌肽是所有物种先天防御的重要组成部分。在许多生物中,包括真菌,昆虫,两栖动物和人类中,已经鉴定出100多种这些肽。这些疏水性和两亲性肽表现出抗生素,杀真菌,溶血,杀病毒和杀肿瘤活性。基于它们的结构特性,这些抗菌肽可分为三类:螺旋状肽,含有一个至几个二硫键的肽以及富含某些氨基酸(例如脯氨酸或色氨酸)的肽。这些肽大多数具有一些共同的特征,例如它们的低分子量(2-5 kDa),存在多个赖氨酸和精氨酸残基以及两亲性质。尽管尚不清楚它们杀死细菌的确切机制,但已表明导致膜渗透的肽-脂相互作用在其活性中起作用。抗生素肽的实例包括洋甘菊素,其由皮肤的皮肤分泌。非洲爪蟾 ; 人嗜中性粒细胞的防御素和人唾液中的组蛋白。天蚕素是由昆虫在感染条件下产生的。天蚕素A,B和D是紧密的同源物,由天蚕素蛾的35中发现的35-39个残基组成。
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