8Q7Y

ESIBD structure of beta-galactosidase

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D	Beta-galactosidase	polymer	1024	116572.5	4	UniProt (P00722) Pfam (PF02837) Pfam (PF00703) Pfam (PF02836) Pfam (PF16353) Pfam (PF02929) In PDB	Escherichia coli K-12

Sequence modifications

A, B, C, D: 0 - 1023 (UniProt: P00722)

PDB	External Database	Details
Val 334	Glu 335	conflict

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	466290.0
All*	Total formula weight	466290.0

*Water molecules are not included.