Sequence Similarity : Homologous sequences (>30%) SEQUENCE SIMILARITY (%) 1j3iC 4ky4A 1j3iC 100 85 4ky4A 82 100 FOLD SIMILARITY (Z-SCORE) 1j3iC 4ky4A 1j3iC 52.1 42.8 4ky4A 26.8 60.4