Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 1hjrA 2o0yA 5lpgA 5wwdA 1hjrA 100 12 48 3 2o0yA 0 100 44 43 5lpgA 46 58 100 72 5wwdA 49 41 72 100 FOLD SIMILARITY (Z-SCORE) 1hjrA 2o0yA 5lpgA 5wwdA 1hjrA 33.4 0 0 0 2o0yA 0 39.5 0 0 5lpgA 0 0 33.8 21.9 5wwdA 0 0 21.9 31