Sequence Similarity : Homologous sequences (>30%) SEQUENCE SIMILARITY (%) 5kisA 5kisB 5v0zA 5kisA 100 93 63 5kisB 86 100 63 5v0zA 90 74 100 FOLD SIMILARITY (Z-SCORE) 5kisA 5kisB 5v0zA 5kisA 63.3 4.9 0 5kisB 6.3 70.1 0 5v0zA 0 0 36.6