Incidental Mutation 'R0578:Htr1a'
ID 56326
Institutional Source Beutler Lab
Gene Symbol Htr1a
Ensembl Gene ENSMUSG00000021721
Gene Name 5-hydroxytryptamine (serotonin) receptor 1A
Synonyms 5-HT1A receptor, Gpcr18
MMRRC Submission 038768-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R0578 (G1)
Quality Score 225
Status Validated
Chromosome 13
Chromosomal Location 105580147-105584630 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to A at 105581595 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Asparagine to Lysine at position 278 (N278K)
Ref Sequence ENSEMBL: ENSMUSP00000022235 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000022235]
AlphaFold Q64264
Predicted Effect probably damaging
Transcript: ENSMUST00000022235
AA Change: N278K

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000022235
Gene: ENSMUSG00000021721
AA Change: N278K

DomainStartEndE-ValueType
Pfam:7TM_GPCR_Srx 45 174 2.7e-5 PFAM
Pfam:7TM_GPCR_Srsx 47 236 8e-8 PFAM
Pfam:7tm_1 53 400 1.3e-88 PFAM
Meta Mutation Damage Score 0.2202 question?
Coding Region Coverage
  • 1x: 99.4%
  • 3x: 98.9%
  • 10x: 97.5%
  • 20x: 95.0%
Validation Efficiency 100% (53/53)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a G protein-coupled receptor for 5-hydroxytryptamine (serotonin), and belongs to the 5-hydroxytryptamine receptor subfamily. Serotonin has been implicated in a number of physiologic processes and pathologic conditions. Inactivation of this gene in mice results in behavior consistent with an increased anxiety and stress response. Mutation in the promoter of this gene has been associated with menstrual cycle-dependent periodic fevers. [provided by RefSeq, Jun 2012]
PHENOTYPE: Homozygotes for targeted null mutations show a common phenotype, including augmented anxious-like behavior in the elevated plus-maze, open-field, and novel object tests, reduced immobility in the forced-swim or tail-suspension test, and changes in density of 5-HTT binding in several brain regions. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 55 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930407I10Rik A G 15: 81,943,556 (GRCm39) Y56C possibly damaging Het
Abca5 A T 11: 110,167,315 (GRCm39) C1500* probably null Het
Acr C G 15: 89,453,678 (GRCm39) H72Q probably damaging Het
Adam18 T C 8: 25,131,863 (GRCm39) D416G possibly damaging Het
Afap1l2 T A 19: 56,904,214 (GRCm39) Y691F probably benign Het
Akna A G 4: 63,289,147 (GRCm39) S1259P probably benign Het
Atad2 G A 15: 57,968,964 (GRCm39) T525I probably damaging Het
Atp2a1 T G 7: 126,049,315 (GRCm39) M576L probably benign Het
B4galt6 T C 18: 20,861,013 (GRCm39) probably benign Het
Best3 A G 10: 116,844,904 (GRCm39) D353G probably benign Het
Btg3 A T 16: 78,161,834 (GRCm39) D125E probably benign Het
Cabin1 A T 10: 75,549,444 (GRCm39) D1320E probably damaging Het
Cachd1 A C 4: 100,852,039 (GRCm39) probably benign Het
Cad T C 5: 31,216,120 (GRCm39) V151A probably benign Het
Capns1 A T 7: 29,893,453 (GRCm39) probably benign Het
Catsperg2 T A 7: 29,404,116 (GRCm39) T860S possibly damaging Het
Ccdc61 T C 7: 18,637,400 (GRCm39) T76A probably benign Het
Cdipt T A 7: 126,578,702 (GRCm39) probably null Het
Cyp2d12 G A 15: 82,440,584 (GRCm39) probably benign Het
Dennd4c C A 4: 86,730,659 (GRCm39) P852Q probably damaging Het
Dsg2 G A 18: 20,727,291 (GRCm39) V613I probably benign Het
Dusp16 G C 6: 134,695,284 (GRCm39) L516V probably damaging Het
Eif2ak4 T G 2: 118,305,472 (GRCm39) probably benign Het
Faf2 C T 13: 54,769,658 (GRCm39) A2V possibly damaging Het
Gas2l3 A G 10: 89,252,937 (GRCm39) I236T probably damaging Het
Gm6605 C A 7: 38,147,699 (GRCm39) noncoding transcript Het
Got1 G T 19: 43,504,222 (GRCm39) S66R probably benign Het
Gpr149 T A 3: 62,510,110 (GRCm39) H335L possibly damaging Het
Hadhb A G 5: 30,383,804 (GRCm39) I342M probably benign Het
Helz T A 11: 107,577,226 (GRCm39) V1859D unknown Het
Inppl1 T C 7: 101,480,795 (GRCm39) E355G probably damaging Het
Isl2 A G 9: 55,452,319 (GRCm39) Y297C probably damaging Het
Kat7 T C 11: 95,182,350 (GRCm39) H250R probably benign Het
Klhl30 A T 1: 91,282,074 (GRCm39) D225V probably benign Het
Mtch2 T C 2: 90,683,174 (GRCm39) probably benign Het
Muc4 C A 16: 32,755,690 (GRCm38) probably benign Het
Ncoa7 A C 10: 30,577,913 (GRCm39) probably null Het
Nuf2 T A 1: 169,338,118 (GRCm39) probably benign Het
Or5ak24 T C 2: 85,261,017 (GRCm39) D52G probably benign Het
Or6c8 A G 10: 128,915,062 (GRCm39) Y257H probably damaging Het
Pced1a T A 2: 130,261,763 (GRCm39) S297C probably damaging Het
Pi15 A T 1: 17,673,073 (GRCm39) K91* probably null Het
Pla2g4e C T 2: 120,075,162 (GRCm39) probably benign Het
Plce1 A T 19: 38,766,383 (GRCm39) H2136L probably damaging Het
Plec A G 15: 76,061,084 (GRCm39) L2973P probably damaging Het
Poln A G 5: 34,171,682 (GRCm39) I695T probably damaging Het
Pramel32 T A 4: 88,552,376 (GRCm39) I2F probably benign Het
R3hdm1 C T 1: 128,159,174 (GRCm39) Q950* probably null Het
Rxra C T 2: 27,649,582 (GRCm39) A429V probably damaging Het
Scnn1a G A 6: 125,299,207 (GRCm39) G96S probably damaging Het
Senp5 T A 16: 31,808,163 (GRCm39) T337S possibly damaging Het
Smg9 A G 7: 24,114,468 (GRCm39) D269G probably damaging Het
Srsf11 C T 3: 157,717,704 (GRCm39) probably benign Het
Tmtc1 C T 6: 148,256,716 (GRCm39) probably benign Het
Vmn2r19 T C 6: 123,312,931 (GRCm39) V667A probably damaging Het
Other mutations in Htr1a
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01135:Htr1a APN 13 105,581,792 (GRCm39) missense possibly damaging 0.88
R0919:Htr1a UTSW 13 105,581,344 (GRCm39) missense probably damaging 1.00
R0962:Htr1a UTSW 13 105,580,832 (GRCm39) missense probably benign 0.02
R1143:Htr1a UTSW 13 105,581,576 (GRCm39) missense probably benign
R1349:Htr1a UTSW 13 105,581,874 (GRCm39) nonsense probably null
R1550:Htr1a UTSW 13 105,581,788 (GRCm39) missense probably benign 0.09
R2520:Htr1a UTSW 13 105,581,881 (GRCm39) missense probably benign 0.43
R3794:Htr1a UTSW 13 105,580,852 (GRCm39) missense possibly damaging 0.59
R6679:Htr1a UTSW 13 105,581,936 (GRCm39) missense probably damaging 1.00
R6844:Htr1a UTSW 13 105,581,455 (GRCm39) missense possibly damaging 0.94
R7680:Htr1a UTSW 13 105,581,539 (GRCm39) missense probably benign
R8811:Htr1a UTSW 13 105,581,101 (GRCm39) missense probably damaging 0.99
R9046:Htr1a UTSW 13 105,581,816 (GRCm39) missense probably damaging 1.00
R9741:Htr1a UTSW 13 105,581,861 (GRCm39) missense possibly damaging 0.91
R9756:Htr1a UTSW 13 105,581,450 (GRCm39) missense probably damaging 1.00
Z1177:Htr1a UTSW 13 105,581,384 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- TTCCGAATCCGCAAGACGGTCAAG -3'
(R):5'- TGCTCTCACAGAAAGGTAGGACCAG -3'

Sequencing Primer
(F):5'- GCAAGACGGTCAAGAAGGTG -3'
(R):5'- AAGGTGCCCATGATGATGCC -3'
Posted On 2013-07-11