sitosterol(out) + ADP + phosphate + H(+) => sitosterol(in) + ATP + H2O
sitosterol(out) + adp + phosphate + h(+) => sitosterol(in) + atp + h2o
sitosterol(out) + ADP + phosphate + H(+) => sitosterol(in) + ATP + H2O
sitosterol(out) + adp + phosphate + h(+) => sitosterol(in) + atp + h2o