label: C-terminal L-alpha-aminoacyl-L-glutamyl-[tubulin] + H2O <=> C-terminal L-alpha-aminoacyl-[tubulin] + L-glutamate
label_lc: c-terminal l-alpha-aminoacyl-l-glutamyl-[tubulin] + h2o <=> c-terminal l-alpha-aminoacyl-[tubulin] + l-glutamate