Annotations: 3SQR

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Cu-oxidase_2	e3sqrA2	A: beta sandwiches	X: Cupredoxin-like	H: Cupredoxin-related (From Topology)	T: Cupredoxin-related	F: Cu-oxidase_2	ECOD (1.6)
A	Cu-oxidase_3	e3sqrA4	A: beta sandwiches	X: Cupredoxin-like	H: Cupredoxin-related (From Topology)	T: Cupredoxin-related	F: Cu-oxidase_3	ECOD (1.6)
A	Cu-oxidase	e3sqrA3	A: beta sandwiches	X: Cupredoxin-like	H: Cupredoxin-related (From Topology)	T: Cupredoxin-related	F: Cu-oxidase	ECOD (1.6)

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.60.40.420	Mainly Beta	Sandwich	Immunoglobulin-like	Cupredoxins - blue copper proteins	CATH (4.3.0)

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	laccase	cation binding transition metal ion binding copper ion binding ion binding binding metal ion binding small molecule binding oxidoreductase activity, acting on diphenols and related substances as donors, oxygen as acceptor oxidoreductase activity oxidoreductase activity, acting on diphenols and related substances as donors hydroquinone:oxygen oxidoreductase activity catalytic activity	phenylpropanoid catabolic process phenylpropanoid metabolic process catabolic process lignin catabolic process metabolic process cellular process secondary metabolic process lignin metabolic process	cellular anatomical structure extracellular region

Chains	Accession	Name	Type
A	IPR008972	Cupredoxin	Homologous Superfamily
A	IPR002355	Multicopper oxidase, copper-binding site	Binding Site
A	IPR001117	Multicopper oxidase, second cupredoxin domain	Domain
A	IPR011706	Multicopper oxidase, C-terminal	Domain
A	IPR045087	Multicopper oxidase	Family
A	IPR033138	Multicopper oxidases, conserved site	Conserved Site
A	IPR011707	Multicopper oxidase-like, N-terminal	Domain