2BIW | pdb_00002biw

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d2biwa_	All beta proteins	7-bladed beta-propeller	Retinal pigment epithelial membrane protein-like	RPE65-like	RPE65	(Synechocystis sp. PCC 6803 ) [TaxId: 1148 ],	SCOPe (2.08)
B	d2biwb_	All beta proteins	7-bladed beta-propeller	Retinal pigment epithelial membrane protein-like	RPE65-like	RPE65	(Synechocystis sp. PCC 6803 ) [TaxId: 1148 ],	SCOPe (2.08)
C	d2biwc_	All beta proteins	7-bladed beta-propeller	Retinal pigment epithelial membrane protein-like	RPE65-like	RPE65	(Synechocystis sp. PCC 6803 ) [TaxId: 1148 ],	SCOPe (2.08)
D	d2biwd_	All beta proteins	7-bladed beta-propeller	Retinal pigment epithelial membrane protein-like	RPE65-like	RPE65	(Synechocystis sp. PCC 6803 ) [TaxId: 1148 ],	SCOPe (2.08)

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	RPE65-like	8092353	3002594	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	RPE65-like	8092353	3002594	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	RPE65-like	8092353	3002594	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	RPE65-like	8092353	3002594	SCOP2B (2022-06-29)

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Anthrax_toxA	e2biwA1	A: a/b three-layered sandwiches	X: Carbon-nitrogen hydrolase-like	H: RIFT-related	T: Bacterial fluorinating enzyme-C	F: Anthrax_toxA	ECOD (v294.1)
B	Sigma_1_2	e2biwB1	A: a/b three-layered sandwiches	X: HTH	H: Nudix	T: winged helix domain	F: Sigma_1_2	ECOD (v294.1)
C	Sigma_1_2	e2biwC1	A: a/b three-layered sandwiches	X: HTH	H: Nudix	T: winged helix domain	F: Sigma_1_2	ECOD (v294.1)
D	Sigma_1_2	e2biwD1	A: a/b three-layered sandwiches	X: HTH	H: Nudix	T: winged helix domain	F: Sigma_1_2	ECOD (v294.1)

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF03055	Retinal pigment epithelial membrane protein (RPE65)	Retinal pigment epithelial membrane protein	-	Repeat

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	APOCAROTENOID-CLEAVING OXYGENASE	oxidoreductase activity, acting on single donors with incorporation of molecular oxygen, incorporation of two atoms of oxygen oxidoreductase activity carotenoid dioxygenase activity oxidoreductase activity, acting on single donors with incorporation of molecular oxygen catalytic activity dioxygenase activity cation binding ion binding binding metal ion binding small molecule binding all-trans-8'-apo-beta-carotenal 15,15'-oxygenase activity	isoprenoid catabolic process lipid catabolic process catabolic process carotene catabolic process hydrocarbon catabolic process terpene metabolic process primary metabolic process hydrocarbon metabolic process carotene metabolic process metabolic process cellular process terpene catabolic process isoprenoid metabolic process lipid metabolic process	-

Chains	Accession	Name	Type
A, B, C, D	IPR004294	Carotenoid oxygenase	Family

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.

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