Sequence Similarity : Homologous sequences (>30%) SEQUENCE SIMILARITY (%) 3bh1A 3swoA 3swoD 3bh1A 100 100 100 3swoA 96 100 99 3swoD 71 99 100 FOLD SIMILARITY (Z-SCORE) 3bh1A 3swoA 3swoD 3bh1A 59 2.2 2.3 3swoA 0.1 72.6 70.3 3swoD 0 70.3 72.6