Incidental Mutation 'IGL02980:Acvr1b'
ID 392155
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 # IGL02980 (G1)
Quality Score 225
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 97% (35/36)
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
Adam28 A T 14: 68,857,255 (GRCm39) S584T probably benign Het
Akap1 A T 11: 88,735,990 (GRCm39) I224N probably benign Het
Ankdd1b C T 13: 96,572,448 (GRCm39) R214Q probably benign Het
Armt1 A G 10: 4,400,643 (GRCm39) probably benign Het
C1rl T C 6: 124,485,487 (GRCm39) I286T probably benign Het
Cdh23 T C 10: 60,150,399 (GRCm39) T2528A probably damaging Het
Col4a4 A G 1: 82,447,198 (GRCm39) probably null Het
Dag1 A G 9: 108,095,237 (GRCm39) I85T probably benign Het
Elf2 A G 3: 51,172,379 (GRCm39) V86A possibly damaging Het
Emsy T C 7: 98,268,587 (GRCm39) T485A probably damaging Het
Fam169a T C 13: 97,250,188 (GRCm39) probably null Het
Hsd17b4 A G 18: 50,279,585 (GRCm39) H188R probably benign Het
Ighv9-2 C T 12: 114,072,839 (GRCm39) V45M probably damaging Het
Kifbp A C 10: 62,394,947 (GRCm39) L565W probably damaging Het
Lama3 C T 18: 12,686,288 (GRCm39) L2784F probably benign Het
Ms4a4c G T 19: 11,393,747 (GRCm39) A64S probably benign Het
Nudt22 A G 19: 6,970,500 (GRCm39) L280P probably damaging Het
Oscar T C 7: 3,614,062 (GRCm39) probably benign Het
Paics A G 5: 77,114,102 (GRCm39) I321V probably benign Het
Pappa A T 4: 65,226,011 (GRCm39) H1288L probably benign Het
Pla2r1 T C 2: 60,345,390 (GRCm39) E322G possibly damaging Het
Poldip2 T A 11: 78,412,054 (GRCm39) M330K probably damaging Het
Potefam1 G A 2: 110,994,818 (GRCm39) H232Y unknown Het
Recql5 T C 11: 115,784,770 (GRCm39) probably null Het
Rnf145 A G 11: 44,452,484 (GRCm39) M488V probably benign Het
Rrp1b T A 17: 32,269,013 (GRCm39) D170E possibly damaging Het
Slamf7 T C 1: 171,468,566 (GRCm39) S109G possibly damaging Het
Slf1 A G 13: 77,192,123 (GRCm39) S904P possibly damaging Het
St7 C A 6: 17,749,545 (GRCm39) probably benign Het
Stk25 A G 1: 93,555,390 (GRCm39) S102P probably damaging Het
Supt6 C T 11: 78,116,548 (GRCm39) A659T probably damaging Het
Tdrp A C 8: 14,003,918 (GRCm39) S140A probably damaging Het
Thbs3 A G 3: 89,130,451 (GRCm39) N527D probably benign Het
Tsnaxip1 G T 8: 106,568,842 (GRCm39) V444L probably damaging Het
U2af2 A G 7: 5,071,042 (GRCm39) I116V probably benign Het
Zfp931 C A 2: 177,711,409 (GRCm39) probably null 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
IGL02984: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'- TCAGCCCAGAATCCTCTCAGAG -3'
(R):5'- ACTGCTGTCAAGTGTCCCAG -3'

Sequencing Primer
(F):5'- ATGCACACATCTTCCTTGAACATG -3'
(R):5'- CTGTCAAGTGTCCCAGTATGG -3'
Posted On 2016-06-09