N-hydroxy-L-pentahomomethionine + oxidized [NADPH--hemoprotein reductase] + H2O + 2 H(+) => L-pentahomomethionine + reduced [NADPH--hemoprotein reductase] + O2
n-hydroxy-l-pentahomomethionine + oxidized [nadph--hemoprotein reductase] + h2o + 2 h(+) => l-pentahomomethionine + reduced [nadph--hemoprotein reductase] + o2