methotrexate,polylysine,lysine
Lysine
578706-55-5L-Lysine,L-seryl-L-tyrosyl-L-histidyl-L-a-aspartylglycyl-L-alanyl-L-leucyl-L-valyl-L-valyl-L-threonyl-
215923-25-4L-Lysine,L-lysylglycyl-L-valyl-L-lysylglycyl-L-tryptophyl-L-leucyl-L-seryl-L-methionyl-L-alanyl-L-seryl-L-seryl-L-alanyl-L-leucyl-L-threonylglycyl-L-prolyl-L-glutaminyl-L-glutaminyl-L-prolyl-L-asparaginyl-L-seryl-L-prolyl-L-tryptophyl-L-leucyl-L-alanyl-L-