label: 1D-myo-inositol 1-phosphate + an N-acyl-(4R)-4-hydroxysphinganine + H(+) => an N-acyl-(4R)-4-hydroxysphinganine-1-phosphoinositol + H2O
label_lc: 1d-myo-inositol 1-phosphate + an n-acyl-(4r)-4-hydroxysphinganine + h(+) => an n-acyl-(4r)-4-hydroxysphinganine-1-phosphoinositol + h2o