5XVH:
reference: Crystal structure of the NADP(+) and tartrate-bound complex of L-serine 3-dehydrogenase from the hyperthermophilic archaeon Pyrobaculum calidifontis., Yoneda K, Sakuraba H, Araki T, Ohshima T, Extremophiles. 2018 Jan 20. pii: 10.1007/s00792-018-1004-0. doi:, 10.1007/s00792-018-1004-0. PMID: 29353380

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