(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