This is a native gel. Let's call the left 2 lanes protein A and the right 2 lanes protein B. B is the same as A except it has a FLAG tag. They are both homotetramers of about 65 kDa. After ...
I am having trouble understanding what is the source of band "2" in the following gel-electrophoresis: In this experiment, we took an E.coli transformant colony and ran its nucleic acids in the ...