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Lázár-Molnár, Eszter, Qingrong Yan, Erhu Cao, Udupi Ramagopal, Stanley G. Nathenson, und Steven C. Almo. Crystal Structure of the Complex between Programmed Death-1 (PD-1) and Its Ligand PD-L2. National Academy of Sciences, 2008.

Lázár-Molnár, Eszter, et al. Crystal Structure of the Complex between Programmed Death-1 (PD-1) and Its Ligand PD-L2. National Academy of Sciences, 2008.