Annotations: 4C21

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d4c21a2	All beta proteins	Reductase/isomerase/elongation factor common domain	FucI/AraA C-terminal domain-like	automated matches	automated matches	(Streptococcus pneumoniae TIGR4 ) [TaxId: 170187 ],	SCOPe (2.08)
A	d4c21a1	Alpha and beta proteins (a/b)	FucI/AraA N-terminal and middle domains	FucI/AraA N-terminal and middle domains	automated matches	automated matches	(Streptococcus pneumoniae TIGR4 ) [TaxId: 170187 ],	SCOPe (2.08)
B	d4c21b2	All beta proteins	Reductase/isomerase/elongation factor common domain	FucI/AraA C-terminal domain-like	automated matches	automated matches	(Streptococcus pneumoniae TIGR4 ) [TaxId: 170187 ],	SCOPe (2.08)
B	d4c21b1	Alpha and beta proteins (a/b)	FucI/AraA N-terminal and middle domains	FucI/AraA N-terminal and middle domains	automated matches	automated matches	(Streptococcus pneumoniae TIGR4 ) [TaxId: 170187 ],	SCOPe (2.08)
B	d4c21b3	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Streptococcus pneumoniae TIGR4 ) [TaxId: 170187 ],	SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Fucose_iso_C	e4c21A1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: Alanine racemase-C	F: Fucose_iso_C	ECOD (1.6)
A	Fucose_iso_N1	e4c21A3	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Class I glutamine amidotransferase-like	T: L-fucose isomerase, N-terminal and second domains	F: Fucose_iso_N1	ECOD (1.6)
A	Fucose_iso_N2	e4c21A2	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Class I glutamine amidotransferase-like	T: L-fucose isomerase, N-terminal and second domains	F: Fucose_iso_N2	ECOD (1.6)
B	Fucose_iso_C	e4c21B2	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: Alanine racemase-C	F: Fucose_iso_C	ECOD (1.6)
B	Fucose_iso_N1	e4c21B4	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Class I glutamine amidotransferase-like	T: L-fucose isomerase, N-terminal and second domains	F: Fucose_iso_N1	ECOD (1.6)
B	Fucose_iso_N2	e4c21B3	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Class I glutamine amidotransferase-like	T: L-fucose isomerase, N-terminal and second domains	F: Fucose_iso_N2	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.1070	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold		CATH (4.3.0)
A	3.40.275.10	Alpha Beta	3-Layer(aba) Sandwich	L-fucose Isomerase	Chain A, domain 2	CATH (4.3.0)
A	3.20.14.10	Alpha Beta	Alpha-Beta Barrel	L-fucose Isomerase	Chain A, domain 3	CATH (4.3.0)
B	3.40.50.1070	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold		CATH (4.3.0)
B	3.40.275.10	Alpha Beta	3-Layer(aba) Sandwich	L-fucose Isomerase	Chain A, domain 2	CATH (4.3.0)
B	3.20.14.10	Alpha Beta	Alpha-Beta Barrel	L-fucose Isomerase	Chain A, domain 3	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF07881	L-fucose isomerase, first N-terminal domain (Fucose_iso_N1)	L-fucose isomerase, first N-terminal domain	-	Family
A, B	PF07882	L-fucose isomerase, second N-terminal domain (Fucose_iso_N2)	L-fucose isomerase, second N-terminal domain	-	Family
A, B	PF02952	L-fucose isomerase, C-terminal domain (Fucose_iso_C)	L-fucose isomerase, C-terminal domain	-	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	L-FUCOSE ISOMERASE	cation binding manganese ion binding transition metal ion binding ion binding binding metal ion binding small molecule binding isomerase activity intramolecular oxidoreductase activity, interconverting aldoses and ketoses intramolecular oxidoreductase activity L-fucose isomerase activity catalytic activity	monosaccharide metabolic process carbohydrate metabolic process catabolic process hexose catabolic process carbohydrate catabolic process hexose metabolic process primary metabolic process fucose metabolic process L-fucose metabolic process fucose catabolic process L-fucose catabolic process small molecule metabolic process metabolic process cellular process monosaccharide metabolic process carbohydrate metabolic process catabolic process hexose catabolic process carbohydrate catabolic process hexose metabolic process primary metabolic process fucose metabolic process L-fucose metabolic process fucose catabolic process L-fucose catabolic process small molecule metabolic process metabolic process cellular process monosaccharide catabolic process small molecule catabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR038393	L-fucose isomerase, domain 3 superfamily	Homologous Superfamily
A, B	IPR005763	L-fucose isomerase	Family
A, B	IPR012889	L-fucose isomerase, N-terminal-2	Domain
A, B	IPR009015	L-fucose isomerase, N-terminal/central domain superfamily	Homologous Superfamily
A, B	IPR012888	L-fucose isomerase, N-terminal-1	Domain
A, B	IPR015888	L-fucose isomerase, C-terminal	Domain
A, B	IPR038391	L-fucose isomerase, domain 1 superfamily	Homologous Superfamily
A, B	IPR038392	L-fucose isomerase, domain 2 superfamily	Homologous Superfamily
A, B	IPR004216	L-fucose/L-arabinose isomerase, C-terminal	Homologous Superfamily

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.