8QQH | pdb_00008qqh

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B [auth BBB]	DNA_topoisoIV	e8qqhBBB1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: DNA_topoisoIV	ECOD (v294.2)
A [auth AAA]	DNA_gyraseB	e8qqhAAA01	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: DNA_gyraseB	ECOD (v294.2)

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth AAA], B [auth BBB]	Beta-galactosidase	hydrolase activity, acting on glycosyl bonds hydrolase activity, hydrolyzing O-glycosyl compounds hydrolase activity catalytic activity	carbohydrate metabolic process primary metabolic process metabolic process cellular process	-

Chains	Accession	Name	Type
A [auth AAA], B [auth BBB]	IPR001944	Glycoside hydrolase, family 35	Family
A [auth AAA], B [auth BBB]	IPR031330	Glycoside hydrolase 35, catalytic domain	Domain
A [auth AAA], B [auth BBB]	IPR017853	Glycoside hydrolase superfamily	Homologous Superfamily
A [auth AAA], B [auth BBB]	IPR037110	Beta-galactosidase, domain 2 superfamily	Homologous Superfamily
A [auth AAA], B [auth BBB]	IPR008979	Galactose-binding-like domain superfamily	Homologous Superfamily
A [auth AAA], B [auth BBB]	IPR018954	Beta-galactosidase, domain 2	Domain

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.