Human and murine steroid 5β-reductases (AKR1D1 and AKR1D4): insights into the role of the catalytic glutamic acid - Chen, M; Wangtrakuldee, P; Zang, T; Duan, L; Gathercole, LL; Tomlinson, JW; Penning, TM (Chemico-Biological Interactions, 2019)