3IGS | pdb_00003igs

Structure of the Salmonella enterica N-acetylmannosamine-6-phosphate 2-epimerase

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
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	d3igsb1	Alpha and beta proteins (a/b)	TIM beta/alpha-barrel	Ribulose-phoshate binding barrel	automated matches	automated matches	(Salmonella enterica subsp. enterica serovar Typhimurium ) [TaxId: 90371 ],	SCOPe (2.08)
B	d3igsb2	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Salmonella enterica subsp. enterica serovar Typhimurium ) [TaxId: 90371 ],	SCOPe (2.08)
A	d3igsa1	Alpha and beta proteins (a/b)	TIM beta/alpha-barrel	Ribulose-phoshate binding barrel	automated matches	automated matches	(Salmonella enterica subsp. enterica serovar Typhimurium ) [TaxId: 90371 ],	SCOPe (2.08)
A	d3igsa2	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Salmonella enterica subsp. enterica serovar Typhimurium ) [TaxId: 90371 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	Ribulose-phoshate binding barrel	8082901	3000216	SCOP2B (2022-06-29)
A	SCOP2 Family	NanE-like	8082900	4003291	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Ribulose-phoshate binding barrel	8082901	3000216	SCOP2 (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	Ribosomal_L36	e3igsB1	A: a/b three-layered sandwiches	X: HTH	H: HTH	T: tetra-helical, lambda repressor-like	F: Ribosomal_L36	ECOD (v294.1)
A	TGF_beta	e3igsA1	A: a/b three-layered sandwiches	X: Alpha-beta plaits	H: HMA-related	T: HMA, heavy metal-associated domain	F: TGF_beta	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.20.20.70	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Aldolase class I	CATH (4.3.0)
A	3.20.20.70	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Aldolase class I	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF04131	Putative N-acetylmannosamine-6-phosphate epimerase (NanE)	Putative N-acetylmannosamine-6-phosphate epimerase	This family represents a putative ManNAc-6-P-to-GlcNAc-6P epimerase in the N-acetylmannosamine (ManNAc) utilisation pathway found mainly in pathogenic bacteria.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	N-acetylmannosamine-6-phosphate 2-epimerase 2	isomerase activity racemase and epimerase activity N-acylglucosamine-6-phosphate 2-epimerase activity racemase and epimerase activity, acting on carbohydrates and derivatives catalytic activity	carbohydrate metabolic process primary metabolic process metabolic process cellular process N-acetylmannosamine catabolic process N-acetylmannosamine metabolic process carbohydrate derivative catabolic process catabolic process amino sugar catabolic process amino sugar metabolic process carbohydrate derivative metabolic process mannosamine catabolic process N-acetylneuraminate catabolic process oxoacid metabolic process carbohydrate metabolic process primary metabolic process metabolic process cellular process N-acetylmannosamine catabolic process N-acetylmannosamine metabolic process carbohydrate derivative catabolic process catabolic process amino sugar catabolic process amino sugar metabolic process carbohydrate derivative metabolic process mannosamine catabolic process N-acetylneuraminate catabolic process oxoacid metabolic process carboxylic acid metabolic process organic acid catabolic process organic acid metabolic process carboxylic acid catabolic process small molecule metabolic process small molecule catabolic process N-acetylneuraminate metabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR007260	Putative N-acetylmannosamine-6-phosphate epimerase	Family
A, B	IPR011060	Ribulose-phosphate binding barrel	Homologous Superfamily
A, B	IPR013785	Aldolase-type TIM barrel	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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.