17beta-estradiol + reduced [NADPH--hemoprotein reductase] + O2 <=> 7alpha-hydroxy-17beta-estradiol + oxidized [NADPH--hemoprotein reductase] + H2O + H(+)
17beta-estradiol + reduced [nadph--hemoprotein reductase] + o2 <=> 7alpha-hydroxy-17beta-estradiol + oxidized [nadph--hemoprotein reductase] + h2o + h(+)
17beta-estradiol + reduced [NADPH--hemoprotein reductase] + O2 <=> 7alpha-hydroxy-17beta-estradiol + oxidized [NADPH--hemoprotein reductase] + H2O + H(+)
17beta-estradiol + reduced [nadph--hemoprotein reductase] + o2 <=> 7alpha-hydroxy-17beta-estradiol + oxidized [nadph--hemoprotein reductase] + h2o + h(+)