Annotations: 5M6B

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A [auth B]	BTB	e5m6bB1	A: beta barrels	X: P-loop domains-like	H: P-loop domains-related	T: P-loop containing nucleoside triphosphate hydrolases	F: BTB	ECOD (v294.2)
B [auth A]	BTB	e5m6bA1	A: beta barrels	X: P-loop domains-like	H: P-loop domains-related	T: P-loop containing nucleoside triphosphate hydrolases	F: BTB	ECOD (v294.2)
C	BTB	e5m6bC1	A: beta barrels	X: P-loop domains-like	H: P-loop domains-related	T: P-loop containing nucleoside triphosphate hydrolases	F: BTB	ECOD (v294.2)
D	BTB	e5m6bD1	A: beta barrels	X: P-loop domains-like	H: P-loop domains-related	T: P-loop containing nucleoside triphosphate hydrolases	F: BTB	ECOD (v294.2)

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A [auth B]	1.10.1280.10	Mainly Alpha	Orthogonal Bundle	di-copper center containing domain from catechol oxidase	Di-copper center containing domain from catechol oxidase	CATH (4.3.0)
B [auth A]	1.10.1280.10	Mainly Alpha	Orthogonal Bundle	di-copper center containing domain from catechol oxidase	Di-copper center containing domain from catechol oxidase	CATH (4.3.0)
C	1.10.1280.10	Mainly Alpha	Orthogonal Bundle	di-copper center containing domain from catechol oxidase	Di-copper center containing domain from catechol oxidase	CATH (4.3.0)
D	1.10.1280.10	Mainly Alpha	Orthogonal Bundle	di-copper center containing domain from catechol oxidase	Di-copper center containing domain from catechol oxidase	CATH (4.3.0)

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth B], B [auth A], C, D	Polyphenol oxidase 4	oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen, another compound as one donor, and incorporation of one atom of oxygen oxidoreductase activity monooxygenase activity tyrosinase activity oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen catalytic activity cation binding ion binding binding metal ion binding small molecule binding	pigment metabolic process pigment biosynthetic process melanin metabolic process secondary metabolic process biosynthetic process secondary metabolite biosynthetic process phenol-containing compound metabolic process phenol-containing compound biosynthetic process metabolic process cellular process melanin biosynthetic process	-

Chains	Accession	Name	Type
A [auth B], B [auth A], C, D	IPR016216	Monophenol monooxygenase, fungi	Family
A [auth B], B [auth A], C, D	IPR008922	Di-copper centre-containing domain superfamily	Homologous Superfamily
A [auth B], B [auth A], C, D	IPR041640	Tyrosinase, C-terminal	Domain
A [auth B], B [auth A], C, D	IPR050316	Tyrosinase and Hemocyanin	Family
A [auth B], B [auth A], C, D	IPR002227	Tyrosinase copper-binding domain	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.

5M6B | pdb_00005m6b