Annotations: 2ABQ

Domain Annotation: SCOP/SCOPe Classification SCOP Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d2abqa1	Alpha and beta proteins (a/b)	Ribokinase-like	Ribokinase-like	Ribokinase-like	Fructose 1-phosphate kinase FruB	(Halalkalibacterium halodurans ) [TaxId: 86665 ],	SCOPe (2.08)
B	d2abqb_	Alpha and beta proteins (a/b)	Ribokinase-like	Ribokinase-like	Ribokinase-like	automated matches	(Halalkalibacterium halodurans ) [TaxId: 86665 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Ribokinase-like	8024474	4000759	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Ribokinase-like	8036853	3001268	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	Ribokinase-like	8036853	3001268	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	PfkB	e2abqA1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Ribokinase-like (From Topology)	T: Ribokinase-like	F: PfkB	ECOD (1.6)
B	PfkB	e2abqB1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Ribokinase-like (From Topology)	T: Ribokinase-like	F: PfkB	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.1190.20	Alpha Beta	3-Layer(aba) Sandwich	UDP-N-acetylmuramoyl-L-alanine:D-glutamate ligase	Ribokinase	CATH (4.3.0)
B	3.40.1190.20	Alpha Beta	3-Layer(aba) Sandwich	UDP-N-acetylmuramoyl-L-alanine:D-glutamate ligase	Ribokinase	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF00294	pfkB family carbohydrate kinase (PfkB)	pfkB family carbohydrate kinase	This family includes a variety of carbohydrate and pyrimidine kinases.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	fructose 1-phosphate kinase	binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding tagatose-6-phosphate kinase activity kinase activity transferase activity catalytic activity phosphotransferase activity, alcohol group as acceptor transferase activity, transferring phosphorus-containing groups carbohydrate kinase activity phosphofructokinase activity 1-phosphofructokinase activity	carbohydrate metabolic process organic substance metabolic process oligosaccharide metabolic process primary metabolic process metabolic process disaccharide metabolic process lactose metabolic process carbohydrate derivative catabolic process catabolic process cellular metabolic process carbohydrate derivative metabolic process organophosphate catabolic process D-tagatose 6-phosphate catabolic process D-tagatose 6-phosphate metabolic process carbohydrate metabolic process organic substance metabolic process oligosaccharide metabolic process primary metabolic process metabolic process disaccharide metabolic process lactose metabolic process carbohydrate derivative catabolic process catabolic process cellular metabolic process carbohydrate derivative metabolic process organophosphate catabolic process D-tagatose 6-phosphate catabolic process D-tagatose 6-phosphate metabolic process organophosphate metabolic process phosphate-containing compound metabolic process cellular process phosphorus metabolic process organic substance catabolic process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR011611	Carbohydrate kinase PfkB	Domain
A, B	IPR002173	Carbohydrate/purine kinase, PfkB, conserved site	Conserved Site
A, B	IPR029056	Ribokinase-like	Homologous Superfamily
A, B	IPR017583	Tagatose/fructose phosphokinase	Family
A, B	IPR022463	Fructose 1-phosphate kinase	Family

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.