Gene Information
Gene NameHTR1B
OrganismHomo sapiens (Human)
Gene Length390
Protein Names5-hydroxytryptamine receptor 1B (5-HT-1B) (5-HT1B) (S12) (Serotonin 1D beta receptor) (5-HT-1D-beta) (Serotonin receptor 1B)
Target Name5-hydroxytryptamine receptor 1
Target TypeNA
Gene Age886 ( ENSG00000135312 )
Evolutionary StageEumetazoa
AlphaFoldDBP28222
Gene CardHTR1B
Uniprot IDP28222
PfamPF00001
In ASDno
Allosteric Predictionyes (1.745299218)
Ortholog in AnimalsAlpaca_ HTR1B ( ortholog_one2one )
Dog_ HTR1B ( ortholog_one2one )
GuineaPig_ HTR1B ( ortholog_one2one )
Macaque_ HTR1B ( ortholog_one2one )
Mouse_ Htr1b ( ortholog_one2one )
Pig_ HTR1B ( ortholog_one2one )
Rat_ Htr1b ( ortholog_one2one )
Rabbit_ HTR1B ( ortholog_one2one )
OhnologsHTR7, ADRA1B, HTR1A, HTR1F, HTR1D
ParalogsHTR1E, HTR1F, HTR5A, HTR7, HTR6, HTR2C, HTR2A, HTR2B
TissueNA
Tissue SpecificityDetected in cerebral artery smooth muscle cells (at protein level). Detected in brain cortex, striatum, amygdala, medulla, hippocampus, caudate nucleus and putamen. {ECO:0000269|PubMed:1348246, ECO:0000269|PubMed:1351684, ECO:0000269|PubMed:15853772}.
Pharmacological Animal ModelsNULL(Chimpanzee);NULL(Mouse);0.002657(Rat);0.028571(Rabbit)
Gene Ontology
(biological process)
Gene Ontology
(cellular component)
Gene Ontology
(molecular function)
PDB 4IAQ  (X-ray  2.80A  4IAR  (X-ray  2.70A  5V54  (X-ray  3.90A  6G79  (EM  3.78A  7C61  (X-ray  3.00A 
DBSNP rs130060  rs130061  rs130063  rs130064 
Subcellular location [CC]Cell membrane {ECO:0000269|PubMed:10452531, ECO:0000269|PubMed:1315531, ECO:0000269|PubMed:1328844, ECO:0000269|PubMed:1348246, ECO:0000269|PubMed:1351684, ECO:0000269|PubMed:1559993, ECO:0000269|PubMed:1565658, ECO:0000269|PubMed:1610347, ECO:0000269|PubMed:23519210, ECO:0000269|PubMed:23519215};
Multi-pass membrane protein {ECO:0000269|PubMed:10452531, ECO:0000269|PubMed:1315531, ECO:0000269|PubMed:1328844, ECO:0000269|PubMed:1348246, ECO:0000269|PubMed:1351684, ECO:0000269|PubMed:1559993, ECO:0000269|PubMed:1565658, ECO:0000269|PubMed:1610347, ECO:0000269|PubMed:23519210, ECO:0000269|PubMed:23519215}.
Mouse PG classificationNA
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