Methods The protein was purified by common polyacrylamide gel electrophoresis (PAGE), isoelectric focusing electrophoresis (IEF) and isotachophoresis (ITP).

• 方法用普通聚丙烯酰胺凝胶提纯电泳(PAGE)、等电聚焦提纯电泳(IEF)和等速提纯电泳(ITP)对样品进行分离。