Sequence Similarity : Homologous sequences (>30%) SEQUENCE SIMILARITY (%) 4gckA 4gckB 5hawA 5hawB 4gckA 100 99 92 92 4gckB 99 100 92 95 5hawA 96 95 100 99 5hawB 95 95 99 100 FOLD SIMILARITY (Z-SCORE) 4gckA 4gckB 5hawA 5hawB 4gckA 34.4 31.9 29.2 29.9 4gckB 31.9 34.3 28.6 25.4 5hawA 21.6 24.1 33.8 30.7 5hawB 22.7 25.4 30.7 33.9