Gene Information
Gene NameHTR2B
OrganismHomo sapiens (Human)
Gene Length481
Protein Names5-hydroxytryptamine receptor 2B (5-HT-2B) (5-HT2B) (Serotonin receptor 2B)
Target Nameserotonin receptors
Target TypeNA
Gene Age886 ( ENSG00000135914 )
Evolutionary StageEumetazoa
AlphaFoldDBP41595
Gene CardHTR2B
Uniprot IDP41595
PfamPF00001
In ASDyes
Allosteric Predictionyes (1.410651011)
Ortholog in AnimalsAlpaca_ HTR2B ( ortholog_one2one )
Dog_ HTR2B ( ortholog_one2one )
GuineaPig_ HTR2B ( ortholog_one2one )
Macaque_ HTR2B ( ortholog_one2one )
Mouse_ Htr2b ( ortholog_one2one )
Pig_ HTR2B ( ortholog_one2one )
Rat_ Htr2b ( ortholog_one2one )
Rabbit_ HTR2B ( ortholog_one2one )
OhnologsHTR2A, HTR2C
ParalogsHTR2C, HTR2A, HTR5A, HTR1E, HTR1B, HTR1F, HTR7, HTR6
Tissueadrenal.gland, endometrium, smooth.muscle
Tissue SpecificityUbiquitous. Detected in liver, kidney, heart, pulmonary artery, and intestine. Detected at lower levels in blood, placenta and brain, especially in cerebellum, occipital cortex and frontal cortex. {ECO:0000269|PubMed:21179162, ECO:0000269|PubMed:7926008, ECO:0000269|PubMed:8078486, ECO:0000269|PubMed:8143856, ECO:0000269|PubMed:8882600}.
Pharmacological Animal ModelsNA
Gene Ontology
(biological process)
Gene Ontology
(cellular component)
Gene Ontology
(molecular function)
PDB 4IB4  (X-ray  2.70A  4NC3  (X-ray  2.80A  5TUD  (X-ray  3.00A  5TVN  (X-ray  2.90A  6DRX  (X-ray  3.10A  6DRY  (X-ray  2.92A  6DRZ  (X-ray  3.10A  6DS0  (X-ray  3.19A 
DBSNP rs78484969  rs77570025  rs77982984  rs6736017 
Subcellular location [CC]Cell membrane {ECO:0000269|PubMed:12970106, ECO:0000269|PubMed:23519210, ECO:0000269|PubMed:23519215, ECO:0000269|PubMed:28129538, ECO:0000269|PubMed:7926008, ECO:0000269|PubMed:8078486, ECO:0000269|PubMed:8143856};
Multi-pass membrane protein {ECO:0000269|PubMed:23519215, ECO:0000269|PubMed:24357322, ECO:0000269|PubMed:28129538}. Synapse, synaptosome {ECO:0000250|UniProtKB:Q02152}.
Mouse PG classificationNA
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