Annotations: 3WR9

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	LigA	e3wr9B2	A: alpha arrays	X: LigA subunit of an aromatic-ring-opening dioxygenase LigAB (From Topology)	H: LigA subunit of an aromatic-ring-opening dioxygenase LigAB (From Topology)	T: LigA subunit of an aromatic-ring-opening dioxygenase LigAB	F: LigA	ECOD (1.6)
B	LigB	e3wr9B1	A: a/b three-layered sandwiches	X: LigB-like (From Topology)	H: LigB-like (From Topology)	T: LigB-like	F: LigB	ECOD (1.6)
A	LigA	e3wr9A2	A: alpha arrays	X: LigA subunit of an aromatic-ring-opening dioxygenase LigAB (From Topology)	H: LigA subunit of an aromatic-ring-opening dioxygenase LigAB (From Topology)	T: LigA subunit of an aromatic-ring-opening dioxygenase LigAB	F: LigA	ECOD (1.6)
A	LigB	e3wr9A1	A: a/b three-layered sandwiches	X: LigB-like (From Topology)	H: LigB-like (From Topology)	T: LigB-like	F: LigB	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.40.830.10	Alpha Beta	3-Layer(aba) Sandwich	Protocatechuate 4,5-dioxygenase	Chain B	CATH (4.3.0)
B	1.10.700.10	Mainly Alpha	Orthogonal Bundle	Protocatechuate 4,5-dioxygenase	Chain A	CATH (4.3.0)
A	3.40.830.10	Alpha Beta	3-Layer(aba) Sandwich	Protocatechuate 4,5-dioxygenase	Chain B	CATH (4.3.0)
A	1.10.700.10	Mainly Alpha	Orthogonal Bundle	Protocatechuate 4,5-dioxygenase	Chain A	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF02900	Catalytic LigB subunit of aromatic ring-opening dioxygenase (LigB)	Catalytic LigB subunit of aromatic ring-opening dioxygenase		Domain
A, B	PF07746	Aromatic-ring-opening dioxygenase LigAB, LigA subunit (LigA)	Aromatic-ring-opening dioxygenase LigAB, LigA subunit	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Gallate dioxygenase	oxidoreductase activity, acting on single donors with incorporation of molecular oxygen, incorporation of two atoms of oxygen oxidoreductase activity oxidoreductase activity, acting on single donors with incorporation of molecular oxygen catalytic activity dioxygenase activity cation binding transition metal ion binding iron ion binding ion binding binding ferrous iron binding metal ion binding small molecule binding	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR011986	Extradiol ring-cleavage dioxygenase LigAB, LigA subunit	Domain
A, B	IPR034940	Gallate dioxygenase, C-terminal	Domain
A, B	IPR036622	Dioxygenase LigAB, LigA subunit superfamily	Homologous Superfamily
A, B	IPR034939	Gallate dioxygenase, N-terminal	Domain
A, B	IPR004183	Extradiol ring-cleavage dioxygenase, class III enzyme, subunit B	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.