Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 1w9cA 2a8nA 2a8nB 5eynA 1w9cA 100 0 0 56 2a8nA 0 100 98 23 2a8nB 0 98 100 35 5eynA 100 21 27 100 FOLD SIMILARITY (Z-SCORE) 1w9cA 2a8nA 2a8nB 5eynA 1w9cA 49.4 0 0 0 2a8nA 0 30.9 28 0.7 2a8nB 0 28 32.8 0 5eynA 0.4 0.8 0.3 61