Annotations: 1FP3

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1fp3a_	All alpha proteins	alpha/alpha toroid	Six-hairpin glycosidases	N-acylglucosamine (NAG) epimerase	N-acyl-D-glucosamine 2-epimerase	pig (Sus scrofa ) [TaxId: 9823 ],	SCOPe (2.08)
B	d1fp3b_	All alpha proteins	alpha/alpha toroid	Six-hairpin glycosidases	N-acylglucosamine (NAG) epimerase	N-acyl-D-glucosamine 2-epimerase	pig (Sus scrofa ) [TaxId: 9823 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	N-acylglucosamine (NAG) epimerase	8026001	4001174	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Six-hairpin glycosidases	8038380	3000970	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	Six-hairpin glycosidases	8038380	3000970	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	GlcNAc_2-epim	e1fp3A1	A: alpha superhelices	X: Repetitive alpha hairpins	H: alpha/alpha toroid (From Topology)	T: alpha/alpha toroid	F: GlcNAc_2-epim	ECOD (1.6)
B	GlcNAc_2-epim	e1fp3B1	A: alpha superhelices	X: Repetitive alpha hairpins	H: alpha/alpha toroid (From Topology)	T: alpha/alpha toroid	F: GlcNAc_2-epim	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.50.10.10	Mainly Alpha	Alpha/alpha barrel	Glycosyltransferase		CATH (4.3.0)
B	1.50.10.10	Mainly Alpha	Alpha/alpha barrel	Glycosyltransferase		CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF07221	N-acylglucosamine 2-epimerase (GlcNAc 2-epimerase) (GlcNAc_2-epim)	N-acylglucosamine 2-epimerase (GlcNAc 2-epimerase)	-	Repeat

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	N-ACYL-D-GLUCOSAMINE 2-EPIMERASE	isomerase activity racemase and epimerase activity N-acylglucosamine 2-epimerase activity racemase and epimerase activity, acting on carbohydrates and derivatives catalytic activity identical protein binding protein binding binding enzyme regulator activity molecular function inhibitor activity peptidase regulator activity molecular function regulator activity enzyme inhibitor activity peptidase inhibitor activity	N-acetylmannosamine metabolic process organic substance metabolic process amino sugar metabolic process carbohydrate derivative metabolic process metabolic process mannosamine metabolic process carbohydrate metabolic process primary metabolic process N-acetylglucosamine metabolic process glucosamine-containing compound metabolic process catabolic process oxoacid metabolic process organic acid catabolic process organic acid metabolic process N-acetylmannosamine metabolic process organic substance metabolic process amino sugar metabolic process carbohydrate derivative metabolic process metabolic process mannosamine metabolic process carbohydrate metabolic process primary metabolic process N-acetylglucosamine metabolic process glucosamine-containing compound metabolic process catabolic process oxoacid metabolic process organic acid catabolic process organic acid metabolic process cellular catabolic process carboxylic acid catabolic process small molecule metabolic process amide metabolic process N-acetylneuraminate metabolic process organonitrogen compound catabolic process N-acetylneuraminate catabolic process carbohydrate derivative catabolic process organonitrogen compound metabolic process cellular metabolic process carboxylic acid metabolic process amino sugar catabolic process cellular process small molecule catabolic process organic substance catabolic process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR012341	Six-hairpin glycosidase-like superfamily	Homologous Superfamily
A, B	IPR010819	N-acylglucosamine 2-epimerase/Cellobiose 2-epimerase	Family
A, B	IPR034116	AGE domain	Domain
A, B	IPR008928	Six-hairpin glycosidase superfamily	Homologous Superfamily

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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 R01GM133198.