3.4.24.76 Improvement of the glycoproteomic toolbox with the discovery of a unique C-terminal cleavage specificity of flavastacin for N-glycosylated asparagine Elizabethkingia meningoseptica 3.4.24.76 Flavastacin Elizabethkingia meningoseptica 3.4.24.76 Molecular cloning and sequence analysis of flavastacin: an O-glycosylated prokaryotic zinc metalloendopeptidase Elizabethkingia meningoseptica