label: an N-acyl-(4R)-4-hydroxysphinganine-1-phosphoinositol + GDP-alpha-D-mannose <=> mannosylinositol phosphorylphytoceramide + GDP + H(+)
label_lc: an n-acyl-(4r)-4-hydroxysphinganine-1-phosphoinositol + gdp-alpha-d-mannose <=> mannosylinositol phosphorylphytoceramide + gdp + h(+)