Data for: The evolution of proteome: from the primeval to the very dawn of LUCA

Supplementary Materials 1, 2, and 3 correspond to the full lists of proteins encoded to some extent by RNY, Ex1 and Ex2 triplets, respectively.补充材料1、2、3分别对应由RNY、Ex1和Ex2三联体（triplet）在一定程度上编码的蛋白质的完整列表。