Kurukulasuriya R, Rohde JJ, Szczepankiewicz BG, Basha F, Lai C, Jae HS, Winn M, Stewart KD, Longenecker KL, Lubben TW, Ballaron SJ, Sham HL, von Geldern TW (2006)
Xanthine mimetics as potent dipeptidyl peptidase IV inhibitors
Bioorganic & Medicinal Chemistry Lett 16: 6226

Longenecker KL, Stewart KD, Madar DJ, Jakob CG, Fry EH, Wilk S, Lin CW, Ballaron SJ, Stashko MA, Lubben TH, Yong H, Pireh D, Pei Z, Basha F, Wiedeman PE, von Geldern TW, Trevillyan JM, Stoll VS (2006)
Crystal structures of DPP-IV (CD26) from rat kidney exhibit flexible accommodation of peptidase-selective inhibitors
Biochemistry 45: 7474