My recombinant protein A (SpA) is not able to take up silver staining whereas when a cysteine is attached to it, it is able. What is the reason ?

Currently, I am working with two recombinant versions of the protein A (SpA)- one with cysteine and the other without cysteine. On coomassie staining in both cases, the band intensities are...

10 April 2022 8,015 3 View