如何设置ASP.NET MVC标识以使用我自己的连接字符串？

I have an MVC5 app that's using EF. I would like to add ASP.NET Identity and I've noticed that the connection string for ASP.NET identity is using "DefaultConnection". What Do I need to do so that ASP.NET Identity tables are created in my already existing db (source=DILS-S1301;initial catalog=MVC5;) as specified in I have an MVC5 app that's using EF. I would lik