(2E,8Z,11Z,14Z,17Z)-eicosapentaenoyl-CoA + NADPH + H(+) <=> (8Z,11Z,14Z,17Z)-eicosatetraenoyl-CoA + NADP(+)
(2e,8z,11z,14z,17z)-eicosapentaenoyl-coa + nadph + h(+) <=> (8z,11z,14z,17z)-eicosatetraenoyl-coa + nadp(+)
(2E,8Z,11Z,14Z,17Z)-eicosapentaenoyl-CoA + NADPH + H(+) <=> (8Z,11Z,14Z,17Z)-eicosatetraenoyl-CoA + NADP(+)
(2e,8z,11z,14z,17z)-eicosapentaenoyl-coa + nadph + h(+) <=> (8z,11z,14z,17z)-eicosatetraenoyl-coa + nadp(+)