Sequence Similarity : Homologous sequences (>30%) SEQUENCE SIMILARITY (%) 1kkcA 1kkcB 2cw2A 2cw2B 1kkcA 100 99 80 80 1kkcB 99 100 80 80 2cw2A 80 80 100 98 2cw2B 80 80 98 100 FOLD SIMILARITY (Z-SCORE) 1kkcA 1kkcB 2cw2A 2cw2B 1kkcA 37.5 35.7 26.2 26.3 1kkcB 35.7 37.4 26.2 26.3 2cw2A 26.2 26.2 38.8 36.5 2cw2B 26.3 26.3 36.5 38.6