O 5-hydroxytryptamine (serotonin) receptor 1B MGI:96274 5-HT1B receptor Htr1b - 5HT1B receptor genetic mapping 5-HT<1B> receptor Gene 5HT1B receptor|5-HT<1B> receptor|5-HT1B receptor protein coding gene http://identifiers.org/mgd/MGI:96274