sphing-4-enine + ATP => sphing-4-enine 1-phosphate + ADP + H(+)
sphing-4-enine + atp => sphing-4-enine 1-phosphate + adp + h(+)
sphing-4-enine + ATP => sphing-4-enine 1-phosphate + ADP + H(+)
sphing-4-enine + atp => sphing-4-enine 1-phosphate + adp + h(+)