Sequence Similarity : Homologous sequences (>30%) SEQUENCE SIMILARITY (%) 2xt2A 3g2eA 3g2eB 2xt2A 100 49 50 3g2eA 51 100 99 3g2eB 53 99 100 FOLD SIMILARITY (Z-SCORE) 2xt2A 3g2eA 3g2eB 2xt2A 37.9 0 0 3g2eA 0 35.5 32.8 3g2eB 0 32.8 36