Sequence Similarity : Homologous sequences (>30%) SEQUENCE SIMILARITY (%) 5olkA 5olkB 6cwqA 5olkA 100 98 77 5olkB 98 100 77 6cwqA 77 77 100 FOLD SIMILARITY (Z-SCORE) 5olkA 5olkB 6cwqA 5olkA 58.7 55 43.3 5olkB 55 57.9 43.2 6cwqA 43.3 43.2 54.7