中文同义词:
东洋霉素;色霉素A3;东洋霉素,色霉素A3;铬霉菌素A3;色霉素;色霉素A3CHROMOMYCIN A3
英文同义词:
chromomycina(sub3);nosyl)-7-methyl-;nsc-58514;olivomycind,3b-o-(4-o-acetyl-2,6-dideoxy-3-c-methyl-alpha-l-arabinohexopyra;TOYOMYCIN;3BETA-O-(4-O-ACETYL-2.6-DIDEOXY-3-C-METHYL-ALPHA-L-ARABINO HEXOPYRANOSYL)-7-METHYLOLIVOMYCIN D;3B-O-(4-O-ACETYL-2,6-DIDEOXY-3-C-METHYL-ALPHA-L-ARABINO-HEXOPYRANOSYL)-7-METHYLOLIVOMYCIN D;3B-O-(4-O-ACETYL-2,6-DIDEXY-3-C-METHYL-ALPHA-L-ARABINO-HEXOPYRANOSYL)-7-METHYLOLIVOMYCIN
相关类别:
微生物代谢物;标准品;中药对照品;医药原料;antibiotic
沸点
780.13°C (rough estimate)
密度
1.1451 (rough estimate)
溶解度
Soluble in ethanol, DMSO, and ethyl acetate (10 mg/ml).
酸度系数(pKa)
4.54±0.60(Predicted)
生物活性
Chromomycin A3 是一种金黄色素型抗肿瘤抗生素。Chromomycin A3 与二价阳离子形成二聚体复合物,例如 Mg2+,其强烈结合富含 GC 的 DNA 序列以抑制 DNA 复制和转录。Chromomycin A3 具有多种用途,可作为人精子染色质,自噬诱导剂和凋亡抑制剂的染色剂。
毒性
Excitation max: ~445 nm. Emission max: ~575 nm. Sol in ethanol, ethyl acetate, DMSO, methanol. LD50 in mice (mg/kg): 1.85 i.v. (Slavik, Carter).