Gene Information
Gene NameHAP1
OrganismHomo sapiens (Human)
Gene Length671
Protein NamesHuntingtin-associated protein 1 (HAP-1) (Neuroan 1)
Target NameNA
Target TypeNA
Gene Age950 ( ENSG00000173805 )
Evolutionary StageMammalia
AlphaFoldDBP54257
Gene CardHAP1
Uniprot IDP54257
PfamPF04849
In ASDno
Allosteric Predictionyes (0.482107023)
Ortholog in AnimalsAlpaca_ HAP1 ( ortholog_one2one )
Dog_ HAP1 ( ortholog_one2one )
Mouse_ Hap1 ( ortholog_one2one )
Pig_ HAP1 ( ortholog_one2one )
Rat_ Hap1 ( ortholog_one2one )
OhnologsTRAK2, TRAK1
ParalogsTRAK1, TRAK2
Tissuebrain, stomach, hypothalamus
Tissue SpecificityPredominantly expressed in brain. Selectively expressed in neurons.
Pharmacological Animal ModelsNULL(Chimpanzee);NULL(Mouse);0.003490(Rat);NULL(Rabbit)
Gene Ontology
(biological process)
Gene Ontology
(cellular component)
Gene Ontology
(molecular function)
PDB NA 
DBSNP rs4796604  rs4796603  rs4796693  rs35612698  rs11867808  rs8075017  rs34853043  rs4523977  rs34853043  rs8075017  rs34044330 
Subcellular location [CC]Cytoplasm {ECO:0000269|PubMed:9742138}. Cell projection, axon {ECO:0000269|PubMed:9742138}. Presynapse {ECO:0000250|UniProtKB:P54256}. Cytoplasm, cytoskeleton {ECO:0000250|UniProtKB:P54256}. Cell projection, dendritic spine {ECO:0000250|UniProtKB:P54256}. Cell projection, dendrite {ECO:0000250|UniProtKB:P54256}. Lysosome {ECO:0000250|UniProtKB:P54256}. Endoplasmic reticulum {ECO:0000250|UniProtKB:P54256}. Mitochondrion {ECO:0000305|PubMed:9742138}. Nucleus {ECO:0000250|UniProtKB:P54256}. Cytoplasmic vesicle, autophagosome {ECO:0000250|UniProtKB:O35668}. Early endosome {ECO:0000250|UniProtKB:P54256}. Cell projection, growth cone {ECO:0000250|UniProtKB:P54256}. Cell projection, neuron projection {ECO:0000250|UniProtKB:P54256}. Cytoplasmic vesicle, secretory vesicle, synaptic vesicle {ECO:0000250|UniProtKB:P54256}. Note=Localizes to large nonmembrane-bound cytoplasmic bodies found in various types of neurons, called stigmoid bodies (STBs). Localization to neuronal processes and neurite tips is decreased by YWHAZ. In the nucleus localizes to nuclear rods. {ECO:0000250|UniProtKB:P54256}.
Mouse PG classificationNA
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