(4R)-hydroxysphinganine 1-phosphate + H2O => (4R)-hydroxysphinganine + phosphate
(4r)-hydroxysphinganine 1-phosphate + h2o => (4r)-hydroxysphinganine + phosphate
(4R)-hydroxysphinganine 1-phosphate + H2O => (4R)-hydroxysphinganine + phosphate
(4r)-hydroxysphinganine 1-phosphate + h2o => (4r)-hydroxysphinganine + phosphate