Sequence Similarity : Homologous sequences (>30%) SEQUENCE SIMILARITY (%) 2hcmA 4fc7A 4x54A 2hcmA 100 68 42 4fc7A 64 100 74 4x54A 41 73 100 FOLD SIMILARITY (Z-SCORE) 2hcmA 4fc7A 4x54A 2hcmA 34.6 1.1 1.4 4fc7A 1.1 52.8 23.9 4x54A 1.6 24.3 43.6