7AG4

Crystal structure of active site mutant of SQ Isomerase (YihS-H248A) from Salmonella enterica in complex with sulfofructose (SF)

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
B	d7ag4b1	All alpha proteins	alpha/alpha toroid	Six-hairpin glycosidases	N-acylglucosamine (NAG) epimerase	automated matches	(Salmonella enterica subsp. enterica serovar Typhimurium str. LT2 ) [TaxId: 99287 ],	SCOPe (2.08)
B	d7ag4b2	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Salmonella enterica subsp. enterica serovar Typhimurium str. LT2 ) [TaxId: 99287 ],	SCOPe (2.08)
C [auth D]	d7ag4d1	All alpha proteins	alpha/alpha toroid	Six-hairpin glycosidases	N-acylglucosamine (NAG) epimerase	automated matches	(Salmonella enterica subsp. enterica serovar Typhimurium str. LT2 ) [TaxId: 99287 ],	SCOPe (2.08)
C [auth D]	d7ag4d2	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Salmonella enterica subsp. enterica serovar Typhimurium str. LT2 ) [TaxId: 99287 ],	SCOPe (2.08)
D [auth F]	d7ag4f1	All alpha proteins	alpha/alpha toroid	Six-hairpin glycosidases	N-acylglucosamine (NAG) epimerase	automated matches	(Salmonella enterica subsp. enterica serovar Typhimurium str. LT2 ) [TaxId: 99287 ],	SCOPe (2.08)
D [auth F]	d7ag4f2	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Salmonella enterica subsp. enterica serovar Typhimurium str. LT2 ) [TaxId: 99287 ],	SCOPe (2.08)
E [auth C]	d7ag4c1	All alpha proteins	alpha/alpha toroid	Six-hairpin glycosidases	N-acylglucosamine (NAG) epimerase	automated matches	(Salmonella enterica subsp. enterica serovar Typhimurium str. LT2 ) [TaxId: 99287 ],	SCOPe (2.08)
E [auth C]	d7ag4c2	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Salmonella enterica subsp. enterica serovar Typhimurium str. LT2 ) [TaxId: 99287 ],	SCOPe (2.08)
F [auth E]	d7ag4e1	All alpha proteins	alpha/alpha toroid	Six-hairpin glycosidases	N-acylglucosamine (NAG) epimerase	automated matches	(Salmonella enterica subsp. enterica serovar Typhimurium str. LT2 ) [TaxId: 99287 ],	SCOPe (2.08)
F [auth E]	d7ag4e2	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Salmonella enterica subsp. enterica serovar Typhimurium str. LT2 ) [TaxId: 99287 ],	SCOPe (2.08)
A	d7ag4a_	All alpha proteins	alpha/alpha toroid	Six-hairpin glycosidases	N-acylglucosamine (NAG) epimerase	automated matches	(Salmonella enterica subsp. enterica serovar Typhimurium str. LT2 ) [TaxId: 99287 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	Six-hairpin glycosidases	8036973	3000970	SCOP2B (2022-06-29)
C [auth D]	SCOP2B Superfamily	Six-hairpin glycosidases	8036973	3000970	SCOP2B (2022-06-29)
D [auth F]	SCOP2B Superfamily	Six-hairpin glycosidases	8036973	3000970	SCOP2B (2022-06-29)
E [auth C]	SCOP2B Superfamily	Six-hairpin glycosidases	8036973	3000970	SCOP2B (2022-06-29)
F [auth E]	SCOP2B Superfamily	Six-hairpin glycosidases	8036973	3000970	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Six-hairpin glycosidases	8036973	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)
B	GlcNAc_2-epim	e7ag4B1	A: alpha superhelices	X: Repetitive alpha hairpins	H: alpha/alpha toroid (From Topology)	T: alpha/alpha toroid	F: GlcNAc_2-epim	ECOD (1.6)
C [auth D]	GlcNAc_2-epim,RNAse_Pc_like	e7ag4D1	A: alpha superhelices	X: Repetitive alpha hairpins	H: alpha/alpha toroid (From Topology)	T: alpha/alpha toroid	F: GlcNAc_2-epim,RNAse_Pc_like	ECOD (1.6)
D [auth F]	GlcNAc_2-epim	e7ag4F1	A: alpha superhelices	X: Repetitive alpha hairpins	H: alpha/alpha toroid (From Topology)	T: alpha/alpha toroid	F: GlcNAc_2-epim	ECOD (1.6)
E [auth C]	GlcNAc_2-epim,RNAse_Pc_like	e7ag4C1	A: alpha superhelices	X: Repetitive alpha hairpins	H: alpha/alpha toroid (From Topology)	T: alpha/alpha toroid	F: GlcNAc_2-epim,RNAse_Pc_like	ECOD (1.6)
F [auth E]	GlcNAc_2-epim,RNAse_Pc_like	e7ag4E1	A: alpha superhelices	X: Repetitive alpha hairpins	H: alpha/alpha toroid (From Topology)	T: alpha/alpha toroid	F: GlcNAc_2-epim,RNAse_Pc_like	ECOD (1.6)
A	GlcNAc_2-epim	e7ag4A1	A: alpha superhelices	X: Repetitive alpha hairpins	H: alpha/alpha toroid (From Topology)	T: alpha/alpha toroid	F: GlcNAc_2-epim	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C [auth D], D [auth F], E [auth C], A, B, C [auth D], D [auth F], E [auth C], F [auth E]	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, C [auth D], D [auth F], E [auth C], A, B, C [auth D], D [auth F], E [auth C], F [auth E]	Sulfoquinovose isomerase	isomerase activity sulfoquinovose isomerase activity catalytic activity	carbohydrate metabolic process primary metabolic process metabolic process catabolic process organic hydroxy compound metabolic process carbohydrate derivative metabolic process alcohol metabolic process organic acid metabolic process 6-sulfoquinovose(1-) catabolic process organic acid catabolic process cellular catabolic process cellular ketone metabolic process cellular aldehyde metabolic process phosphate-containing compound metabolic process carbohydrate metabolic process primary metabolic process metabolic process catabolic process organic hydroxy compound metabolic process carbohydrate derivative metabolic process alcohol metabolic process organic acid metabolic process 6-sulfoquinovose(1-) catabolic process organic acid catabolic process cellular catabolic process cellular ketone metabolic process cellular aldehyde metabolic process phosphate-containing compound metabolic process small molecule metabolic process sulfur compound metabolic process phosphorus metabolic process 6-sulfoquinovose(1-) catabolic process to glycerone phosphate and 3-sulfolactaldehyde carbohydrate derivative catabolic process cellular metabolic process sulfur compound catabolic process secondary alcohol metabolic process 6-sulfoquinovose(1-) metabolic process organophosphate metabolic process cellular process small molecule catabolic process alkanesulfonate metabolic process primary alcohol metabolic process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C [auth D], D [auth F], E [auth C], A, B, C [auth D], D [auth F], E [auth C], F [auth E]	IPR012341	Six-hairpin glycosidase-like superfamily	Homologous Superfamily
A, B, C [auth D], D [auth F], E [auth C], A, B, C [auth D], D [auth F], E [auth C], F [auth E]	IPR010819	N-acylglucosamine 2-epimerase/Cellobiose 2-epimerase	Family
A, B, C [auth D], D [auth F], E [auth C], A, B, C [auth D], D [auth F], E [auth C], F [auth E]	IPR030875	Sulfoquinovose isomerase	Family
A, B, C [auth D], D [auth F], E [auth C], A, B, C [auth D], D [auth F], E [auth C], F [auth E]	IPR034116	AGE domain	Domain
A, B, C [auth D], D [auth F], E [auth C], A, B, C [auth D], D [auth F], E [auth C], F [auth E]	IPR008928	Six-hairpin glycosidase superfamily	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.