Gene Information
Gene NameHRH2
OrganismHomo sapiens (Human)
Gene Length359
Protein NamesHistamine H2 receptor (H2R) (HH2R) (Gastric receptor I)
Target Namehistamine h2 receptor
Target TypeNA
Gene Age454 ( ENSG00000113749 )
Evolutionary StageEumetazoa
AlphaFoldDBP25021
Gene CardHRH2
Uniprot IDP25021
PfamPF00001
In ASDno
Allosteric Predictionyes (1.038695967)
Ortholog in AnimalsAlpaca_ HRH2 ( ortholog_one2one )
Dog_ HRH2 ( ortholog_one2one )
GuineaPig_ HRH2 ( ortholog_one2one )
Macaque_ HRH2 ( ortholog_one2one )
Mouse_ Hrh2 ( ortholog_one2one )
Pig_ HRH2 ( ortholog_one2one )
Rat_ Hrh2 ( ortholog_one2one )
Rabbit_ HRH2 ( ortholog_one2one )
OhnologsADRB1, ADRA1A, ADRA1D, ADRB3, DRD5
ParalogsTAAR6, DRD4, HRH1, DRD1, GPR52, HTR1A, HTR1D, CHRM3, CHRM4, HRH3, TAAR5, HTR4, TAAR1, GPR21, CHRM1, HRH4, TAAR9, CHRM5, TAAR8, DRD3, GPR84, CHRM2, GPR161, DRD5, TAAR2
Tissuewhole.blood
Tissue SpecificityNA
Pharmacological Animal ModelsNA
Gene Ontology
(biological process)
Gene Ontology
(cellular component)
Gene Ontology
(molecular function)
PDB 7UL3  (EM  3.00A 
DBSNP NA 
Subcellular location [CC]Cell membrane;
Multi-pass membrane protein.
Mouse PG classificationNA
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