Gene Information
Gene NameGK2
OrganismHomo sapiens (Human)
Gene Length553
Protein NamesGlycerol kinase 2 (GK 2) (Glycerokinase 2) (EC 2.7.1.30) (ATP:glycerol 3-phosphotransferase 2) (Glycerol kinase, testis specific 2)
Target NameNA
Target TypeNA
Gene Age>4290 ( ENSG00000196475 )
Evolutionary StageCellular_organisms
AlphaFoldDBQ14410
Gene CardGK2
Uniprot IDQ14410
PfamPF02782; PF00370
In ASDno
Allosteric Predictionno (-0.442855033)
Ortholog in AnimalsAlpaca_ GK2 ( ortholog_one2one )
Dog_ GK2 ( ortholog_one2one )
Macaque_ GK2 ( ortholog_one2one )
Mouse_ Gk2 ( ortholog_one2one )
Pig_ GK2 ( ortholog_one2one )
Rat_ Gk2 ( ortholog_one2one )
Rabbit_ GK2 ( ortholog_one2one )
OhnologsNA
ParalogsGK3P, GK, GK5, XYLB, SHPK, FGGY
Tissuetestis
Tissue SpecificityTestis-specific (PubMed:33536340). Expressed in the midpiece of spermatozoa (PubMed:28852571). {ECO:0000269|PubMed:28852571, ECO:0000269|PubMed:33536340}.
Pharmacological Animal ModelsNA
Gene Ontology
(biological process)
Gene Ontology
(cellular component)
Gene Ontology
(molecular function)
PDB NA 
DBSNP NA 
Subcellular location [CC]Mitochondrion outer membrane {ECO:0000250|UniProtKB:Q9WU65};
Single-pass type IV membrane protein {ECO:0000250|UniProtKB:Q9WU65}. Cytoplasm {ECO:0000250}. Note=In sperm the majority of the enzyme is bound to mitochondria. {ECO:0000250|UniProtKB:Q9WU65}.
Mouse PG classificationNA
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