label: an alpha-mannosylinositol-1-phosphoceramide + GDP + H(+) => an inositol-1-phosphoceramide + GDP-alpha-D-mannose
label_lc: an alpha-mannosylinositol-1-phosphoceramide + gdp + h(+) => an inositol-1-phosphoceramide + gdp-alpha-d-mannose