TP0463518 is a potent hypoxia-inducible factor prolyl hydroxylases (PHDs) inhibitor with a Ki value of 5.3 nM for human PHD2. TP0463518 also inhibits human PHD1/PHD3 with IC50s of 18 and 63 nM as well as monkey PHD2 with an IC50 value of 22 nM[1].
Reference:
[1]. Kato S, et al. TP0463518, a novel inhibitor for hypoxia-inducible factor prolyl hydroxylases, increases erythropoietin in rodents and monkeys with a good pharmacokinetics-pharmacodynamics correlation. Eur J Pharmacol. 2018 Nov 5;838:138-144.