HEADER SUGAR BINDING PROTEIN 31-DEC-69 6TSK TITLE Beta-galactosidase in complex with L-ribose COMPND MOL_ID: 1; COMPND 2 MOLECULE: Beta-galactosidase; COMPND 3 CHAIN: A, B, C, D; COMPND 4 EC: 3.2.1.23; COMPND 5 ENGINEERED: YES; EXPDTA ELECTRON MICROSCOPY DBREF 6TSK A 9 1023 UNP Q8VNN2 BGAL_ECOLX 15 1029 SEQRES 1 A 114 THR GLN ILE SER ASP PHE HIS VAL ALA THR ARG PHE ASN SEQRES 2 A 114 ASP ASP PHE SER ARG ALA VAL LEU GLU ALA GLU VAL GLN SEQRES 3 A 114 MET CYS GLY GLU LEU ARG ASP TYR LEU ARG VAL THR VAL SEQRES 4 A 114 SER LEU TRP GLN GLY GLU THR GLN VAL ALA SER GLY THR SEQRES 5 A 114 ALA PRO PHE GLY GLY GLU ILE ILE ASP GLU ARG GLY GLY SEQRES 6 A 114 TYR ALA ASP ARG VAL THR LEU ARG LEU ASN VAL GLU ASN SEQRES 7 A 114 PRO LYS LEU TRP SER ALA GLU ILE PRO ASN LEU TYR ARG SEQRES 8 A 114 ALA VAL VAL GLU LEU HIS THR ALA ASP GLY THR LEU ILE SEQRES 9 A 114 GLU ALA GLU ALA CYS ASP VAL GLY PHE ARG