This is a family of myo-inositol-1-phosphate synthases. Inositol-1-phosphate catalyses the conversion of glucose-6- phosphate to inositol-1-phosphate, which is then dephosphorylated to inositol [1]. Inositol phosphates play an important role in signal transduction.

1: Comparison of INO1 gene sequences and products in Candida albicans and Saccharomyces cerevisiae. Klig LS, Zobel PA, Devry CG, Losberger C; Yeast 1994;10:789-800. PMID:7975896