O. A. Asojo, G. Goud, K. Dhar, A. Loukas, Bin Zhan, Vehid Deumic, Sen Liu, G. E. O Borgstahl, P. J. Hotez, "X-ray Structure of Na-ASP-2, a Pathogenesis Related-1 protein from the nematode parasite Necator americanus and a vaccine antigen for human hookworm infection" J. Mol Biol., 346(3): p801-814, 2005
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