the 35s-labeled bands were excised from the dried gel and subjected to extensive pronase hydrolysis and the hydrolysates were analyzed for tyrosine [ 35s ] sulfate by a two-dimensional procedure combining high-voltage electrophoresis and thin-layer chromatography [ liu , m. c. & lipmann , f. ( 1984 ) proc . natl . acad . sci . usa 81 , 3695-3698 ] .
C0020291
hydrolysis
C1418943
proc