Incidental Mutation 'R4359:Htr1b'
ID 324809
Institutional Source Beutler Lab
Gene Symbol Htr1b
Ensembl Gene ENSMUSG00000049511
Gene Name 5-hydroxytryptamine (serotonin) receptor 1B
Synonyms 5-HT<1B> receptor, 5-HT1B receptor, 5HT1B receptor
MMRRC Submission 041670-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.140) question?
Stock # R4359 (G1)
Quality Score 225
Status Not validated
Chromosome 9
Chromosomal Location 81510344-81515881 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to A at 81514404 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Alanine to Serine at position 68 (A68S)
Ref Sequence ENSEMBL: ENSMUSP00000139389 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000051005] [ENSMUST00000183482]
AlphaFold P28334
Predicted Effect probably benign
Transcript: ENSMUST00000051005
AA Change: A68S

PolyPhen 2 Score 0.123 (Sensitivity: 0.93; Specificity: 0.86)
SMART Domains Protein: ENSMUSP00000050898
Gene: ENSMUSG00000049511
AA Change: A68S

DomainStartEndE-ValueType
Pfam:7TM_GPCR_Srx 53 188 6e-8 PFAM
Pfam:7TM_GPCR_Srsx 56 380 7.5e-12 PFAM
Pfam:7tm_1 62 365 1.8e-80 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000180663
Predicted Effect noncoding transcript
Transcript: ENSMUST00000181447
Predicted Effect noncoding transcript
Transcript: ENSMUST00000181893
Predicted Effect probably benign
Transcript: ENSMUST00000183482
AA Change: A68S

PolyPhen 2 Score 0.123 (Sensitivity: 0.93; Specificity: 0.86)
SMART Domains Protein: ENSMUSP00000139389
Gene: ENSMUSG00000049511
AA Change: A68S

DomainStartEndE-ValueType
Pfam:7TM_GPCR_Srx 53 188 5.7e-8 PFAM
Pfam:7TM_GPCR_Srsx 56 380 7.5e-12 PFAM
Pfam:7tm_1 62 365 1e-91 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000183536
Predicted Effect noncoding transcript
Transcript: ENSMUST00000183781
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.5%
  • 10x: 97.0%
  • 20x: 94.4%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The protein encoded by this intronless gene is a G-protein coupled receptor for serotonin (5-hydroxytryptamine). Ligand binding activates second messengers that inhibit the activity of adenylate cyclase and manage the release of serotonin, dopamine, and acetylcholine in the brain. The encoded protein may be involved in several neuropsychiatric disorders and therefore is often a target of antidepressant and other psychotherapeutic drugs. [provided by RefSeq, Nov 2015]
PHENOTYPE: Mice homozygous for a knock-out allele exhibit an increase in body weight, aggression, drinking behavior, and osteoblast proliferation and bone mass, and show altered spatial learning and operant conditional behavior as well as reduced anxiety-related response and startle reflex, and small testes. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 45 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca13 G T 11: 9,247,629 (GRCm39) V2459F probably benign Het
Acot1 T C 12: 84,061,314 (GRCm39) Y207H probably damaging Het
Anapc1 A G 2: 128,465,476 (GRCm39) V1668A possibly damaging Het
Atr T A 9: 95,833,589 (GRCm39) I2613N probably damaging Het
Baz2b A G 2: 59,731,957 (GRCm39) I2027T possibly damaging Het
C2cd3 T G 7: 100,090,296 (GRCm39) H466Q probably damaging Het
Cdc14b T A 13: 64,396,225 (GRCm39) I15F probably benign Het
Cep135 G T 5: 76,759,561 (GRCm39) K438N possibly damaging Het
Cnot1 T C 8: 96,466,476 (GRCm39) D1587G probably damaging Het
Cxcl16 C A 11: 70,349,631 (GRCm39) V65L possibly damaging Het
Dhx36 T A 3: 62,382,699 (GRCm39) T783S probably benign Het
Disp3 T C 4: 148,356,389 (GRCm39) N157S probably benign Het
Efcab3 G T 11: 104,624,547 (GRCm39) probably null Het
Fem1al A T 11: 29,774,669 (GRCm39) S263T probably benign Het
Gfod2 T C 8: 106,444,177 (GRCm39) N122S possibly damaging Het
Grin3b T A 10: 79,808,731 (GRCm39) D160E probably benign Het
Grm7 G T 6: 110,623,309 (GRCm39) V161F probably damaging Het
Ifit2 A T 19: 34,550,544 (GRCm39) D28V possibly damaging Het
Ifna15 G T 4: 88,476,079 (GRCm39) T135N probably benign Het
Igsf9b G A 9: 27,220,774 (GRCm39) V47I possibly damaging Het
Kif24 A G 4: 41,413,827 (GRCm39) probably null Het
Klhl25 T C 7: 75,516,480 (GRCm39) V462A probably damaging Het
Klk14 G A 7: 43,341,501 (GRCm39) C51Y probably damaging Het
L3mbtl3 A G 10: 26,203,639 (GRCm39) V397A unknown Het
Lpcat2 C A 8: 93,599,734 (GRCm39) P234Q probably benign Het
Lrp1b A C 2: 40,793,077 (GRCm39) C2532W probably damaging Het
Malt1 T C 18: 65,609,300 (GRCm39) V768A probably benign Het
Mindy3 A T 2: 12,401,020 (GRCm39) W233R probably damaging Het
Ncor1 T C 11: 62,249,736 (GRCm39) K1054R probably damaging Het
Nin T A 12: 70,061,712 (GRCm39) T2051S probably benign Het
Or10j5 C A 1: 172,784,647 (GRCm39) A95E probably benign Het
Or51ac3 A G 7: 103,213,742 (GRCm39) F248S probably benign Het
Pcsk1 T C 13: 75,260,838 (GRCm39) S354P possibly damaging Het
Pilra T C 5: 137,829,576 (GRCm39) T160A probably benign Het
Plekha5 G C 6: 140,537,414 (GRCm39) E540D probably benign Het
Prps2 T A X: 166,146,545 (GRCm39) K176* probably null Het
Rasgrf2 C A 13: 92,038,796 (GRCm39) D1017Y probably damaging Het
Slc15a4 A G 5: 127,681,600 (GRCm39) probably null Het
Spsb1 T C 4: 149,991,232 (GRCm39) H112R probably damaging Het
Srd5a3 T A 5: 76,295,547 (GRCm39) F79Y probably damaging Het
Stxbp4 C T 11: 90,385,470 (GRCm39) W506* probably null Het
Timeless C A 10: 128,083,211 (GRCm39) Q653K probably benign Het
Trio G A 15: 27,749,883 (GRCm39) Q1129* probably null Het
Vrk3 C T 7: 44,424,866 (GRCm39) T427M probably benign Het
Zzef1 T A 11: 72,714,334 (GRCm39) S275T probably damaging Het
Other mutations in Htr1b
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL02932:Htr1b APN 9 81,513,689 (GRCm39) missense probably damaging 1.00
IGL03144:Htr1b APN 9 81,513,998 (GRCm39) missense probably damaging 0.96
IGL03350:Htr1b APN 9 81,514,175 (GRCm39) missense probably damaging 1.00
R0395:Htr1b UTSW 9 81,513,704 (GRCm39) missense probably benign 0.09
R0697:Htr1b UTSW 9 81,513,516 (GRCm39) missense possibly damaging 0.77
R1569:Htr1b UTSW 9 81,514,340 (GRCm39) missense probably benign 0.01
R3411:Htr1b UTSW 9 81,514,094 (GRCm39) missense probably benign 0.00
R3821:Htr1b UTSW 9 81,514,487 (GRCm39) missense probably benign 0.02
R4487:Htr1b UTSW 9 81,513,592 (GRCm39) missense probably benign 0.01
R4489:Htr1b UTSW 9 81,513,592 (GRCm39) missense probably benign 0.01
R4715:Htr1b UTSW 9 81,513,563 (GRCm39) missense possibly damaging 0.95
R5502:Htr1b UTSW 9 81,513,854 (GRCm39) missense possibly damaging 0.82
R6393:Htr1b UTSW 9 81,513,810 (GRCm39) missense probably benign 0.11
R6616:Htr1b UTSW 9 81,514,487 (GRCm39) missense probably benign
R6900:Htr1b UTSW 9 81,513,623 (GRCm39) missense probably damaging 1.00
R7038:Htr1b UTSW 9 81,514,296 (GRCm39) missense probably benign
R7850:Htr1b UTSW 9 81,514,652 (GRCm39) splice site probably null
R7954:Htr1b UTSW 9 81,513,998 (GRCm39) missense probably damaging 0.96
R8074:Htr1b UTSW 9 81,513,582 (GRCm39) missense probably benign 0.01
R9098:Htr1b UTSW 9 81,514,481 (GRCm39) missense
Predicted Primers PCR Primer
(F):5'- ATGCATGATGGAAGCAGTGC -3'
(R):5'- AGGAGCAGGGTATTCAGTGC -3'

Sequencing Primer
(F):5'- TGCAACAGGTGATATCCGAC -3'
(R):5'- AGGGTATTCAGTGCGCCCC -3'
Posted On 2015-07-06