Determination of disulfide
linkages in antimicrobial peptides of the macin family by combination of top-down and bottom-up proteomics.

Hung C W, Jung S, Grötzinger J, Gelhaus C, Leippe M, Tholey A (2014); J Proteomics, 103:216-226. doi: 10.1016/j.jprot.2014.04.001