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6-phosphofructo-2-kinase/fructose-2,6-biphosphatase 3

Summary

Gene Symbol

PFKFB3

Organism

Leptonychotes weddellii (Weddell seal)

External Links

NCBI Gene: 102728119
KEGG Gene ID: lww:102728119
PubChem: 102728119

Annotation

Keyword

ATP-binding
Kinase
Multifunctional enzyme
Reference proteome

Proteins

Displaying 1 entry
UniProt	Protein Name
A0A2U3XTR0

Annotation information from UniProt.

Gene Ontology (GO)

Displaying **all 2** entries
GO Term	Evidence Code	PMID
fructose metabolic process	IEA	22301074
fructose 2,6-bisphosphate metabolic process	IEA	22301074 30032202

GO Hierarchy

biological process

metabolic process [inference]

cellular metabolic process [inference]

phosphorus metabolic process [inference]

phosphate-containing compound metabolic process [inference]

fructose 2,6-bisphosphate metabolic process

organophosphate metabolic process [inference]

fructose 2,6-bisphosphate metabolic process

primary metabolic process [inference]

carbohydrate metabolic process [inference]

monosaccharide metabolic process [inference]

hexose metabolic process [inference]

fructose metabolic process

small molecule metabolic process [inference]

monosaccharide metabolic process [inference]

hexose metabolic process [inference]

fructose metabolic process

organic substance metabolic process [inference]

carbohydrate metabolic process [inference]

monosaccharide metabolic process [inference]

hexose metabolic process [inference]

fructose metabolic process

organophosphate metabolic process [inference]

fructose 2,6-bisphosphate metabolic process

carbohydrate derivative metabolic process [inference]

fructose 2,6-bisphosphate metabolic process

cellular process [inference]

cellular metabolic process [inference]

phosphorus metabolic process [inference]

phosphate-containing compound metabolic process [inference]

fructose 2,6-bisphosphate metabolic process

organophosphate metabolic process [inference]

fructose 2,6-bisphosphate metabolic process

Displaying 1 entry
GO Term	Evidence Code	PMID
cytosol	IEA	30032202

GO Hierarchy

cellular component

cellular anatomical entity [inference]

cytosol

Displaying **all 3** entries
GO Term	Evidence Code	PMID
6-phosphofructo-2-kinase activity	IEA	22301074 30032202
fructose-2,6-bisphosphate 2-phosphatase activity	IEA	30032202
ATP binding	IEA	22301074 30032202

GO Hierarchy

molecular function

catalytic activity [inference]

transferase activity [inference]

transferase activity, transferring phosphorus-containing groups [inference]

kinase activity [inference]

carbohydrate kinase activity [inference]

phosphofructokinase activity [inference]

6-phosphofructo-2-kinase activity

phosphotransferase activity, alcohol group as acceptor [inference]

phosphofructokinase activity [inference]

6-phosphofructo-2-kinase activity

hydrolase activity [inference]

hydrolase activity, acting on ester bonds [inference]

phosphoric ester hydrolase activity [inference]

phosphatase activity [inference]

carbohydrate phosphatase activity [inference]

sugar-phosphatase activity [inference]

fructose-2,6-bisphosphate 2-phosphatase activity

binding [inference]

small molecule binding [inference]

heterocyclic compound binding [inference]

nucleotide binding [inference]

purine nucleotide binding [inference]

adenyl nucleotide binding [inference]

adenyl ribonucleotide binding [inference]

ATP binding

purine ribonucleotide binding [inference]

adenyl ribonucleotide binding [inference]

ATP binding

ribonucleotide binding [inference]

purine ribonucleotide binding [inference]

adenyl ribonucleotide binding [inference]

ATP binding

ion binding [inference]

anion binding [inference]

purine ribonucleoside triphosphate binding [inference]

ATP binding

organic cyclic compound binding [inference]

nucleoside phosphate binding [inference]

nucleotide binding [inference]

purine nucleotide binding [inference]

adenyl nucleotide binding [inference]

adenyl ribonucleotide binding [inference]

ATP binding

purine ribonucleotide binding [inference]

adenyl ribonucleotide binding [inference]

ATP binding

ribonucleotide binding [inference]

purine ribonucleotide binding [inference]

adenyl ribonucleotide binding [inference]

ATP binding

purine ribonucleoside triphosphate binding [inference]

ATP binding

carbohydrate derivative binding [inference]

ribonucleotide binding [inference]

purine ribonucleotide binding [inference]

adenyl ribonucleotide binding [inference]

ATP binding

Gene Ontology information from NCBI Gene and UniProt.

KEGG BRITE Database

Orthology

K01103

Name

6-phosphofructo-2-kinase / fructose-2,6-biphosphatase 3 [EC:2.7.1.105 3.1.3.46]

References

9202288

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Last updated: April 6, 2026

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Acknowledgements