Adaptive Evolution and Functional Redesign of Core Metabolic Proteins in Snakes Castoe, Todd A. ; Jiang, Zhi J. ; Gu, Wanjun ; Wang, Zhengyuan O. ; Pollock, David D. Abstract Publication: PLoS ONE Pub Date: May 2008 DOI: 10.1371/journal.pone.0002201 Bibcode: 2008PLoSO...3.2201C