4-(phosphooxy)-L-threonine + H2O => 4-hydroxy-L-threonine + phosphate
4-(phosphooxy)-l-threonine + h2o => 4-hydroxy-l-threonine + phosphate
4-(phosphooxy)-L-threonine + H2O => 4-hydroxy-L-threonine + phosphate
4-(phosphooxy)-l-threonine + h2o => 4-hydroxy-l-threonine + phosphate