Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 1hlqA 1hlqB 3l8iA 3l8iB 1hlqA 100 97 3 13 1hlqB 97 100 0 0 3l8iA 0 0 100 97 3l8iB 0 0 97 100 FOLD SIMILARITY (Z-SCORE) 1hlqA 1hlqB 3l8iA 3l8iB 1hlqA 19.6 17.7 0 0 1hlqB 17.7 19.2 0 0 3l8iA 0 0 30.6 23.4 3l8iB 0 0 23.4 30.2