Gene Information
Gene NameMTNR1B
OrganismHomo sapiens (Human)
Gene Length362
Protein NamesMelatonin receptor type 1B (Mel-1B-R) (Mel1b receptor)
Target Namemelatonin receptor type 1b
Target TypeNA
Gene Age424 ( ENSG00000134640 )
Evolutionary StageEumetazoa
AlphaFoldDBP49286
Gene CardMTNR1B
Uniprot IDP49286
PfamPF00001
In ASDno
Allosteric Predictionyes (1.597196212)
Ortholog in AnimalsAlpaca_ MTNR1B ( ortholog_one2one )
Dog_ MTNR1B ( ortholog_one2one )
GuineaPig_ MTNR1B ( ortholog_one2one )
Mouse_ Mtnr1b ( ortholog_one2one )
Pig_ MTNR1B ( ortholog_one2one )
Rat_ Mtnr1b ( ortholog_one2one )
Rabbit_ MTNR1B ( ortholog_one2one )
OhnologsGPR50, MTNR1A
ParalogsTACR2, OR9A2, NPY1R, OR11H6, OR11H7, OR11H4, OR9A1P, OR9G1, NPY2R, MTNR1A, GPR50, GPR75, OR11G2, MCHR2, MCHR1, GPR19, OR11A1, TACR1, TACR3, OR11H2, OR11H12, OR11H1, GPR83, PROKR2, PROKR1, GPR88, PRLHR, OR51F1, OR10X1, NPY5R, OR9A4, NPY4R2, NPY4R
TissueNA
Tissue SpecificityExpressed in retina and less in brain and hippocampus. {ECO:0000269|PubMed:7568007}.
Pharmacological Animal ModelsNA
Gene Ontology
(biological process)
Gene Ontology
(cellular component)
Gene Ontology
(molecular function)
PDB 6ME6  (X-ray  2.80A  6ME7  (X-ray  3.20A  6ME8  (X-ray  3.10A  6ME9  (X-ray  3.30A  7VH0  (EM  3.46A 
DBSNP rs8192552  rs370338802  rs8192553 
Subcellular location [CC]Cell membrane;
Multi-pass membrane protein.
Mouse PG classificationNA
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