Sequence Similarity : Homologous sequences (>30%) SEQUENCE SIMILARITY (%) 5hi4A 5hi4B 5n92A 5n92F 5hi4A 100 98 80 50 5hi4B 98 100 84 51 5n92A 80 84 100 69 5n92F 51 51 66 100 FOLD SIMILARITY (Z-SCORE) 5hi4A 5hi4B 5n92A 5n92F 5hi4A 16.7 15.7 14.1 11.8 5hi4B 15.7 17.3 13.8 12.3 5n92A 14.1 13.8 17.8 11.8 5n92F 11.8 12.3 11.8 18.2