biotinate sulfoxide + NADH + H(+) => biotin + NAD(+) + H2O
biotinate sulfoxide + nadh + h(+) => biotin + nad(+) + h2o
biotinate sulfoxide + NADH + H(+) => biotin + NAD(+) + H2O
biotinate sulfoxide + nadh + h(+) => biotin + nad(+) + h2o