(R)-2-hydroxyglutarate + NADP(+) => 2-oxoglutarate + NADPH + H(+)
(r)-2-hydroxyglutarate + nadp(+) => 2-oxoglutarate + nadph + h(+)
(R)-2-hydroxyglutarate + NADP(+) => 2-oxoglutarate + NADPH + H(+)
(r)-2-hydroxyglutarate + nadp(+) => 2-oxoglutarate + nadph + h(+)