>4cu9_B mol:protein length:186 BETA-GALACTOSIDASE
LVPRGSHMNPNYDENSNQAFASATNDIDKNSHDRVDYLNDGDHSENRRWTNWSPTPSSNPEVSAGVIFRENGKIVERTVAQAKLHFFADSGTDAPSKLVLERYVGPGFEVPTYYSNYQAYESGHPFNNPENWEAVPYRADKDIAAGDEINVTFKAVKAKAMRWRMERKADKSGVAMIEMTFLAPSE