Sequence Similarity : Homologous sequences (>30%) SEQUENCE SIMILARITY (%) 1x0vA 3l2hA 3l2hD 1x0vA 100 54 51 3l2hA 55 100 99 3l2hD 56 99 100 FOLD SIMILARITY (Z-SCORE) 1x0vA 3l2hA 3l2hD 1x0vA 65 0 0 3l2hA 0 30 28.1 3l2hD 0 28.1 29.9