Incidental Mutation 'IGL02984:Acvr1b'
ID 453284
Institutional Source Beutler Lab
Gene Symbol Acvr1b
Ensembl Gene ENSMUSG00000000532
Gene Name activin A receptor, type 1B
Synonyms ActRIB, Acvrlk4, SKR2, Alk4, ActR-IB
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # IGL02984 (G1)
Quality Score 212
Status Validated
Chromosome 15
Chromosomal Location 101071953-101111565 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 101100959 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Arginine to Glycine at position 374 (R374G)
Ref Sequence ENSEMBL: ENSMUSP00000000544 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000000544]
AlphaFold Q61271
Predicted Effect probably damaging
Transcript: ENSMUST00000000544
AA Change: R374G

PolyPhen 2 Score 0.980 (Sensitivity: 0.75; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000000544
Gene: ENSMUSG00000000532
AA Change: R374G

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
Meta Mutation Damage Score 0.7466 question?
Coding Region Coverage
  • 1x: 0.0%
  • 3x: 0.0%
  • 10x: 0.0%
  • 20x: 0.0%
Validation Efficiency 100% (43/43)
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: 36 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
2310003L06Rik T A 5: 88,120,662 (GRCm39) I473N probably damaging Het
4933416I08Rik TCC TCCC X: 52,692,862 (GRCm39) noncoding transcript Het
A530064D06Rik T C 17: 48,470,448 (GRCm39) I178V probably benign Het
Aldh1l2 G A 10: 83,363,199 (GRCm39) P55S probably damaging Het
Bglap3 T C 3: 88,276,098 (GRCm39) T85A possibly damaging Het
Cilp TGGG TGG 9: 65,187,412 (GRCm39) probably null Het
Crb1 CG C 1: 139,164,824 (GRCm39) probably null Het
Csrnp3 A G 2: 65,852,553 (GRCm39) D315G probably benign Het
Dclk3 T C 9: 111,317,643 (GRCm39) Y760H probably damaging Het
Eef1akmt2 A G 7: 132,438,935 (GRCm39) *52R probably null Het
Epc2 A G 2: 49,418,866 (GRCm39) K225E probably damaging Het
Fcna G C 2: 25,520,693 (GRCm39) probably benign Het
Foxi2 C T 7: 135,012,127 (GRCm39) T5M possibly damaging Het
Frmd4b T A 6: 97,273,221 (GRCm39) T670S probably damaging Het
Gm14137 G T 2: 119,005,961 (GRCm39) E173D probably damaging Het
Kif12 GGGGC GGGGCCTCCACCCGGCGGGC 4: 63,089,660 (GRCm39) probably benign Het
Mfsd4b3-ps G A 10: 39,823,184 (GRCm39) probably benign Het
Mlst8 A G 17: 24,695,127 (GRCm39) F252S probably damaging Het
Mmp1a TG TGG 9: 7,465,083 (GRCm38) probably null Het
Mogs A G 6: 83,094,296 (GRCm39) K371R probably benign Het
Nsun2 T C 13: 69,691,727 (GRCm39) probably benign Het
Otog T A 7: 45,954,932 (GRCm39) C2702S probably damaging Het
Plekhg4 A G 8: 106,107,020 (GRCm39) E905G probably damaging Het
Rtn4rl1 T C 11: 75,156,087 (GRCm39) V173A probably benign Het
Sall3 T C 18: 81,016,665 (GRCm39) E421G probably benign Het
Setd6 G A 8: 96,442,903 (GRCm39) probably null Het
Sh3tc1 T C 5: 35,871,403 (GRCm39) probably null Het
Slc35f5 T A 1: 125,490,250 (GRCm39) Y71N probably benign Het
Snx1 A G 9: 65,996,390 (GRCm39) probably benign Het
Speer4c1 A C 5: 15,919,214 (GRCm39) probably benign Het
Sspo T C 6: 48,472,089 (GRCm39) V792A probably benign Het
Sufu C A 19: 46,462,038 (GRCm39) D350E probably benign Het
Trav18 C A 14: 54,069,026 (GRCm39) Q23K probably damaging Het
Ugt1a1 AT A 1: 88,140,093 (GRCm39) probably null Het
Usp17le T A 7: 104,418,311 (GRCm39) H277L probably benign Het
Wdsub1 A G 2: 59,707,173 (GRCm39) S20P probably damaging 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
R1367:Acvr1b UTSW 15 101,091,819 (GRCm39) missense possibly damaging 0.58
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'- TGCACACATCTTCCTTGAACATG -3'
(R):5'- CAGGGCCACACTTCTATGGAAC -3'

Sequencing Primer
(F):5'- AACATGCCCGGTTTGTGTC -3'
(R):5'- ACACTTCTATGGAACCAGGGCTTG -3'
Posted On 2017-02-01