HEADER    HYDROLASE                               31-DEC-69   6S6Z
COMPND    MOL_ID: 1;
COMPND   2 MOLECULE: Beta-galactosidase;
COMPND   3 CHAIN: A, D, B, H, F, G, E, C;
COMPND   4 EC: 3.2.1.23;
COMPND   5 ENGINEERED: YES;
DBREF  6S6Z A    2  1084  UNP    Q56307   BGAL_THEMA       2   1084