Sequence Similarity : Homologous sequences (>30%) SEQUENCE SIMILARITY (%) 1p9hA 2yvvA 1p9hA 100 43 2yvvA 30 100 FOLD SIMILARITY (Z-SCORE) 1p9hA 2yvvA 1p9hA 30.5 0 2yvvA 0 22.4