Sequence Similarity : Homologous sequences (>30%) SEQUENCE SIMILARITY (%) 4h5bA 4h5bB 5t3pA 4h5bA 100 99 69 4h5bB 99 100 73 5t3pA 69 66 100 FOLD SIMILARITY (Z-SCORE) 4h5bA 4h5bB 5t3pA 4h5bA 29.9 24.7 0 4h5bB 24.7 27.5 0 5t3pA 0 0 42.4