Sequence Similarity : Homologous sequences (>30%) SEQUENCE SIMILARITY (%) 3einA 3l2hB 3l2hD 3einA 100 41 39 3l2hB 40 100 99 3l2hD 40 99 100 FOLD SIMILARITY (Z-SCORE) 3einA 3l2hB 3l2hD 3einA 40.1 0 0 3l2hB 0 29.9 27.8 3l2hD 0 27.8 29.9