Incidental Mutation 'R1367:Acvr1b'
ID 156092
Institutional Source Beutler Lab
Gene Symbol Acvr1b
Ensembl Gene ENSMUSG00000000532
Gene Name activin A receptor, type 1B
Synonyms ActRIB, Acvrlk4, SKR2, Alk4, ActR-IB
MMRRC Submission 039432-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R1367 (G1)
Quality Score 225
Status Validated
Chromosome 15
Chromosomal Location 101071953-101111565 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 101091819 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Leucine to Proline at position 33 (L33P)
Ref Sequence ENSEMBL: ENSMUSP00000000544 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000000544]
AlphaFold Q61271
Predicted Effect possibly damaging
Transcript: ENSMUST00000000544
AA Change: L33P

PolyPhen 2 Score 0.577 (Sensitivity: 0.88; Specificity: 0.91)
SMART Domains Protein: ENSMUSP00000000544
Gene: ENSMUSG00000000532
AA Change: L33P

DomainStartEndE-ValueType
signal peptide 1 26 N/A INTRINSIC
Pfam:Activin_recp 32 108 4.1e-13 PFAM
transmembrane domain 127 149 N/A INTRINSIC
GS 177 207 1.89e-14 SMART
Blast:STYKc 209 494 2e-26 BLAST
Predicted Effect noncoding transcript
Transcript: ENSMUST00000199512
Meta Mutation Damage Score 0.0737 question?
Coding Region Coverage
  • 1x: 98.8%
  • 3x: 97.6%
  • 10x: 94.2%
  • 20x: 86.6%
Validation Efficiency 98% (48/49)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes an activin A type IB receptor. Activins are dimeric growth and differentiation factors which belong to the transforming growth factor-beta (TGF-beta) superfamily of structurally related signaling proteins. Activins signal through a heteromeric complex of receptor serine kinases which include at least two type I and two type II receptors. This protein is a type I receptor which is essential for signaling. Mutations in this gene are associated with pituitary tumors. Alternate splicing results in multiple transcript variants.[provided by RefSeq, Jun 2010]
PHENOTYPE: Embryos homozygous for targeted mutations that inactivate the gene arrest at the egg cylinder stage, prior to gastrulation, showing epiblast and extraembryonic ectoderm disorganization. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 44 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abcc1 T C 16: 14,261,250 (GRCm39) V676A probably damaging Het
Adamts12 T G 15: 11,256,980 (GRCm39) probably benign Het
Ank1 T A 8: 23,601,819 (GRCm39) probably benign Het
Arhgef10 T A 8: 14,990,225 (GRCm39) D233E probably damaging Het
Cd209e T C 8: 3,899,084 (GRCm39) *209W probably null Het
Cebpz A G 17: 79,230,742 (GRCm39) V825A probably benign Het
Cep170 A G 1: 176,563,290 (GRCm39) F1575L probably damaging Het
Exoc2 A T 13: 31,066,256 (GRCm39) Y473* probably null Het
F3 A G 3: 121,523,023 (GRCm39) T78A probably damaging Het
Fanca G A 8: 124,031,020 (GRCm39) probably benign Het
Gga2 G A 7: 121,598,138 (GRCm39) R319* probably null Het
Gid8 A G 2: 180,355,025 (GRCm39) I10M probably benign Het
Glrb A G 3: 80,769,311 (GRCm39) W139R probably damaging Het
H2-M1 A G 17: 36,982,059 (GRCm39) S181P probably benign Het
Hectd3 G T 4: 116,854,367 (GRCm39) V310L probably null Het
Insyn1 G T 9: 58,406,263 (GRCm39) D58Y probably damaging Het
Kif17 C A 4: 138,005,305 (GRCm39) S290* probably null Het
Kif26b A G 1: 178,744,028 (GRCm39) N1375D probably damaging Het
Lgr4 C G 2: 109,821,480 (GRCm39) P121A probably damaging Het
Ly75 A G 2: 60,124,102 (GRCm39) probably null Het
Mfsd13a C T 19: 46,354,943 (GRCm39) T40I probably benign Het
Nek3 T C 8: 22,650,377 (GRCm39) probably benign Het
Nin A T 12: 70,090,703 (GRCm39) L904Q probably damaging Het
Nlrp14 A G 7: 106,782,018 (GRCm39) D405G probably benign Het
Nuak1 C T 10: 84,228,192 (GRCm39) probably benign Het
Or5h23 T A 16: 58,906,706 (GRCm39) I47F probably benign Het
Plcg2 T A 8: 118,341,977 (GRCm39) W1113R probably damaging Het
Pms2 G A 5: 143,862,731 (GRCm39) V613M probably damaging Het
Prl3b1 G A 13: 27,427,848 (GRCm39) A53T probably benign Het
Pxk T G 14: 8,150,915 (GRCm38) probably null Het
Rasl10b G A 11: 83,308,665 (GRCm39) probably null Het
Rbm28 A T 6: 29,137,639 (GRCm39) I438N probably damaging Het
Rictor T C 15: 6,820,119 (GRCm39) probably benign Het
Slc41a1 A G 1: 131,771,746 (GRCm39) T387A probably benign Het
Slc44a2 T C 9: 21,254,322 (GRCm39) V228A probably benign Het
Slpi A G 2: 164,196,787 (GRCm39) probably benign Het
Tkfc A G 19: 10,570,838 (GRCm39) S481P probably benign Het
Tll2 G A 19: 41,108,667 (GRCm39) R328C probably damaging Het
Tns3 T C 11: 8,398,704 (GRCm39) H1216R probably benign Het
Ugt2b38 A T 5: 87,571,973 (GRCm39) S20T probably benign Het
Usp48 T A 4: 137,366,606 (GRCm39) D921E possibly damaging Het
Usp48 T A 4: 137,371,774 (GRCm39) S967T probably damaging Het
Vmn2r115 ATCTTCT ATCT 17: 23,578,962 (GRCm39) probably benign Het
Zdhhc23 A G 16: 43,794,513 (GRCm39) S54P probably benign Het
Other mutations in Acvr1b
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL02983:Acvr1b APN 15 101,100,959 (GRCm39) missense probably damaging 0.98
IGL03010:Acvr1b APN 15 101,100,959 (GRCm39) missense probably damaging 0.98
IGL03011:Acvr1b APN 15 101,100,959 (GRCm39) missense probably damaging 0.98
IGL03013:Acvr1b APN 15 101,100,959 (GRCm39) missense probably damaging 0.98
IGL03051:Acvr1b APN 15 101,100,959 (GRCm39) missense probably damaging 0.98
IGL03127:Acvr1b APN 15 101,100,959 (GRCm39) missense probably damaging 0.98
IGL03166:Acvr1b APN 15 101,100,959 (GRCm39) missense probably damaging 0.98
IGL03265:Acvr1b APN 15 101,100,959 (GRCm39) missense probably damaging 0.98
IGL02980:Acvr1b UTSW 15 101,100,959 (GRCm39) missense probably damaging 0.98
IGL02984:Acvr1b UTSW 15 101,100,959 (GRCm39) missense probably damaging 0.98
R1498:Acvr1b UTSW 15 101,091,891 (GRCm39) missense probably benign
R1591:Acvr1b UTSW 15 101,091,905 (GRCm39) missense probably benign
R1757:Acvr1b UTSW 15 101,096,703 (GRCm39) missense possibly damaging 0.47
R1793:Acvr1b UTSW 15 101,091,906 (GRCm39) missense probably benign 0.01
R2223:Acvr1b UTSW 15 101,100,924 (GRCm39) missense probably benign 0.10
R2249:Acvr1b UTSW 15 101,100,975 (GRCm39) missense probably null 1.00
R4674:Acvr1b UTSW 15 101,100,939 (GRCm39) missense possibly damaging 0.94
R4676:Acvr1b UTSW 15 101,100,867 (GRCm39) missense probably damaging 1.00
R5151:Acvr1b UTSW 15 101,108,651 (GRCm39) missense probably damaging 1.00
R5223:Acvr1b UTSW 15 101,091,857 (GRCm39) missense probably damaging 1.00
R5397:Acvr1b UTSW 15 101,096,845 (GRCm39) missense probably damaging 0.99
R5574:Acvr1b UTSW 15 101,099,958 (GRCm39) missense probably benign 0.03
R5906:Acvr1b UTSW 15 101,091,772 (GRCm39) intron probably benign
R6025:Acvr1b UTSW 15 101,092,856 (GRCm39) missense probably benign 0.43
R6467:Acvr1b UTSW 15 101,092,722 (GRCm39) missense possibly damaging 0.86
R7158:Acvr1b UTSW 15 101,091,939 (GRCm39) missense probably benign
R8480:Acvr1b UTSW 15 101,108,720 (GRCm39) missense possibly damaging 0.47
R9502:Acvr1b UTSW 15 101,092,710 (GRCm39) missense probably benign
X0067:Acvr1b UTSW 15 101,091,903 (GRCm39) missense probably benign 0.10
Predicted Primers PCR Primer
(F):5'- TAAGGTGCAGTAGTGCCAGCCAAG -3'
(R):5'- CGAAAGGACAAGATGCCCTTCCTC -3'

Sequencing Primer
(F):5'- AGCCAAGGCTGCCTTTCTG -3'
(R):5'- AGGTCAATCTTGTTGCAGAAGTC -3'
Posted On 2014-02-11