Incidental Mutation 'R3442:Htr3b'
ID 267422
Institutional Source Beutler Lab
Gene Symbol Htr3b
Ensembl Gene ENSMUSG00000008590
Gene Name 5-hydroxytryptamine (serotonin) receptor 3B
Synonyms 5-HT3B, 5-HT3 receptor subunit B
MMRRC Submission 040660-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R3442 (G1)
Quality Score 225
Status Validated
Chromosome 9
Chromosomal Location 48846308-48876290 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 48856815 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Aspartic acid to Glycine at position 221 (D221G)
Ref Sequence ENSEMBL: ENSMUSP00000008734 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000008734]
AlphaFold Q9JHJ5
Predicted Effect probably benign
Transcript: ENSMUST00000008734
AA Change: D221G

PolyPhen 2 Score 0.006 (Sensitivity: 0.97; Specificity: 0.75)
SMART Domains Protein: ENSMUSP00000008734
Gene: ENSMUSG00000008590
AA Change: D221G

DomainStartEndE-ValueType
signal peptide 1 17 N/A INTRINSIC
Pfam:Neur_chan_LBD 28 235 1.5e-48 PFAM
Pfam:Neur_chan_memb 242 336 2.2e-15 PFAM
transmembrane domain 412 434 N/A INTRINSIC
Meta Mutation Damage Score 0.0898 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.3%
  • 20x: 95.3%
Validation Efficiency 100% (34/34)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The product of this gene belongs to the ligand-gated ion channel receptor superfamily. This gene encodes subunit B of the type 3 receptor for 5-hydroxytryptamine (serotonin), a biogenic hormone that functions as a neurotransmitter, a hormone, and a mitogen. This receptor causes fast, depolarizing responses in neurons after activation. It is not functional as a homomeric complex, but a pentaheteromeric complex with subunit A (HTR3A) displays the full functional features of this receptor. [provided by RefSeq, Aug 2011]
Allele List at MGI
Other mutations in this stock
Total: 28 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
2900092C05Rik T A 7: 12,246,583 (GRCm39) Y26* probably null Het
Adam30 T C 3: 98,069,886 (GRCm39) I573T probably benign Het
Atp4a G A 7: 30,419,650 (GRCm39) R671Q probably benign Het
Cav3 G A 6: 112,449,402 (GRCm39) C140Y possibly damaging Het
Cdh15 G A 8: 123,588,763 (GRCm39) R279Q probably damaging Het
Cfap91 T C 16: 38,154,168 (GRCm39) M126V probably benign Het
Dbt T A 3: 116,341,840 (GRCm39) D480E probably benign Het
Dmbt1 G A 7: 130,707,979 (GRCm39) C1407Y probably damaging Het
Frem3 C T 8: 81,339,669 (GRCm39) P654L probably damaging Het
Glb1l2 C T 9: 26,692,038 (GRCm39) A74T probably damaging Het
Gpx1 C G 9: 108,216,549 (GRCm39) T13S probably benign Het
Grik3 C A 4: 125,587,763 (GRCm39) L628M probably damaging Het
Grik3 T A 4: 125,587,764 (GRCm39) L628Q probably damaging Het
Gsap A G 5: 21,483,125 (GRCm39) Y610C probably damaging Het
Gtf3c6 T A 10: 40,127,169 (GRCm39) E123V probably null Het
Msmb A G 14: 31,872,173 (GRCm39) N55D probably benign Het
Mx1 T A 16: 97,257,431 (GRCm39) I109F probably damaging Het
Mynn T C 3: 30,667,712 (GRCm39) F471L probably damaging Het
Or9i2 T C 19: 13,816,370 (GRCm39) T56A possibly damaging Het
Otof T C 5: 30,529,033 (GRCm39) R1792G probably damaging Het
Sil1 A T 18: 35,458,449 (GRCm39) L182H probably damaging Het
Sla C T 15: 66,655,509 (GRCm39) G210D probably benign Het
Slc26a7 C T 4: 14,565,511 (GRCm39) V191M probably benign Het
Trrap A G 5: 144,729,062 (GRCm39) M659V probably benign Het
Ubxn6 G T 17: 56,376,049 (GRCm39) Q371K probably benign Het
Zfat A T 15: 67,956,402 (GRCm39) D1143E probably benign Het
Zfat C T 15: 67,973,430 (GRCm39) A1122T probably damaging Het
Zfp950 A T 19: 61,107,170 (GRCm39) C149* probably null Het
Other mutations in Htr3b
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01401:Htr3b APN 9 48,858,934 (GRCm39) missense probably damaging 1.00
IGL02576:Htr3b APN 9 48,856,804 (GRCm39) missense possibly damaging 0.67
space UTSW 9 48,848,456 (GRCm39) missense probably damaging 1.00
stove UTSW 9 48,847,343 (GRCm39) splice site probably null
thermador UTSW 9 48,870,518 (GRCm39) missense possibly damaging 0.94
R0594:Htr3b UTSW 9 48,858,931 (GRCm39) missense probably benign 0.09
R1158:Htr3b UTSW 9 48,847,390 (GRCm39) missense possibly damaging 0.55
R1690:Htr3b UTSW 9 48,848,394 (GRCm39) missense possibly damaging 0.51
R2184:Htr3b UTSW 9 48,858,544 (GRCm39) missense probably damaging 1.00
R3441:Htr3b UTSW 9 48,856,815 (GRCm39) missense probably benign 0.01
R4334:Htr3b UTSW 9 48,856,809 (GRCm39) missense probably damaging 1.00
R4906:Htr3b UTSW 9 48,848,348 (GRCm39) critical splice donor site probably null
R4985:Htr3b UTSW 9 48,847,241 (GRCm39) missense possibly damaging 0.95
R4992:Htr3b UTSW 9 48,870,518 (GRCm39) missense possibly damaging 0.94
R5197:Htr3b UTSW 9 48,856,815 (GRCm39) missense probably benign 0.01
R5238:Htr3b UTSW 9 48,848,542 (GRCm39) nonsense probably null
R6086:Htr3b UTSW 9 48,858,598 (GRCm39) missense probably benign 0.16
R6328:Htr3b UTSW 9 48,858,933 (GRCm39) missense probably damaging 1.00
R6412:Htr3b UTSW 9 48,857,819 (GRCm39) missense possibly damaging 0.94
R7140:Htr3b UTSW 9 48,848,441 (GRCm39) missense possibly damaging 0.52
R7349:Htr3b UTSW 9 48,847,319 (GRCm39) missense probably benign 0.05
R7596:Htr3b UTSW 9 48,847,361 (GRCm39) missense probably benign 0.31
R7815:Htr3b UTSW 9 48,856,833 (GRCm39) missense probably benign 0.02
R7920:Htr3b UTSW 9 48,848,456 (GRCm39) missense probably damaging 1.00
R7960:Htr3b UTSW 9 48,856,852 (GRCm39) missense probably benign 0.08
R8103:Htr3b UTSW 9 48,857,849 (GRCm39) missense possibly damaging 0.94
R8210:Htr3b UTSW 9 48,847,343 (GRCm39) splice site probably null
R8318:Htr3b UTSW 9 48,876,177 (GRCm39) start gained probably benign
R8359:Htr3b UTSW 9 48,858,596 (GRCm39) missense probably damaging 0.99
R8507:Htr3b UTSW 9 48,876,177 (GRCm39) start gained probably benign
Predicted Primers PCR Primer
(F):5'- TGAGCTCAGATACTGGTGCAC -3'
(R):5'- TAATACCAGGGGTGTGGGTCAG -3'

Sequencing Primer
(F):5'- CTGGTGCACAGGTGAATGG -3'
(R):5'- GGCCCCATGTCTCTTCCAGG -3'
Posted On 2015-02-18