The structure of the nucleoside triphosphate diphosphohydrolases (NTPDases) as revealed by mutagenic and computational modeling analyses
Terence L. Kirley, Patrick A. Crawford, and Thomas M. Smith
Purinergic Signal. 2006 June; 2(2): 379–389. Published online 2006 June 1. doi: 10.1007/s11302-005-5301-6.PMCID: PMC1950141