Incidental Mutation 'R3441:Htr3b'
ID 267388
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 040659-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R3441 (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: 97.4%
  • 20x: 95.4%
Validation Efficiency 97% (34/35)
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: 33 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adam3 T C 8: 25,170,759 (GRCm39) probably benign Het
Ap5b1 A G 19: 5,620,011 (GRCm39) H477R probably benign Het
Asz1 A C 6: 18,108,405 (GRCm39) S68A probably benign Het
Atp4a G A 7: 30,419,650 (GRCm39) R671Q probably benign Het
Btnl6 T C 17: 34,727,292 (GRCm39) K413E 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
Clrn3 A C 7: 135,115,854 (GRCm39) Y165* probably null Het
Cp A T 3: 20,029,121 (GRCm39) M533L probably benign Het
Cyba C T 8: 123,151,803 (GRCm39) W103* probably null Het
Epha4 G T 1: 77,403,333 (GRCm39) N95K possibly damaging Het
Fsip2 A G 2: 82,817,071 (GRCm39) N4268S probably benign Het
Glb1l2 C T 9: 26,692,038 (GRCm39) A74T probably damaging Het
Gtf3c6 T A 10: 40,127,169 (GRCm39) E123V probably null Het
Hyal6 C T 6: 24,734,592 (GRCm39) A175V probably benign Het
Kif1a C T 1: 92,964,575 (GRCm39) D1334N possibly damaging Het
Krtap24-1 T C 16: 88,408,713 (GRCm39) T138A probably damaging Het
Mrc2 A T 11: 105,238,542 (GRCm39) T1230S possibly damaging Het
Mx1 T A 16: 97,257,431 (GRCm39) I109F probably damaging Het
Nav3 A G 10: 109,540,789 (GRCm39) F1947S probably benign Het
Or12e1 A G 2: 87,022,162 (GRCm39) I44V probably benign Het
Or6k2 A T 1: 173,986,746 (GRCm39) M136L probably benign Het
Plxnc1 G A 10: 94,706,872 (GRCm39) T555I probably benign Het
Rab21 CCCGCCGCCGCCGCCGCC CCCGCCGCCGCCGCC 10: 115,151,214 (GRCm39) probably benign Het
Rag2 T A 2: 101,460,645 (GRCm39) F318L probably damaging Het
Scgb2b24 G T 7: 33,438,025 (GRCm39) F27L probably damaging Het
Tchh A T 3: 93,352,414 (GRCm39) D618V unknown Het
Teddm1b A G 1: 153,751,007 (GRCm39) E272G probably benign Het
Tenm4 A T 7: 96,202,723 (GRCm39) M88L probably benign Het
Tfpi2 A T 6: 3,965,504 (GRCm39) Y103N probably benign Het
Tmem98 A G 11: 80,705,125 (GRCm39) N71S probably damaging Het
Vmn1r181 A G 7: 23,684,308 (GRCm39) I258V probably benign 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
R3442: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'- GAGCTCAGATACTGGTGCAC -3'
(R):5'- TAATACCAGGGGTGTGGGTC -3'

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