Incidental Mutation 'R4172:Gfra2'
ID 318193
Institutional Source Beutler Lab
Gene Symbol Gfra2
Ensembl Gene ENSMUSG00000022103
Gene Name glial cell line derived neurotrophic factor family receptor alpha 2
Synonyms GFR alpha 2, GFR alpha-2
MMRRC Submission 044391-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.242) question?
Stock # R4172 (G1)
Quality Score 213
Status Not validated
Chromosome 14
Chromosomal Location 71127560-71217278 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to A at 71133521 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Threonine to Lysine at position 117 (T117K)
Ref Sequence ENSEMBL: ENSMUSP00000022699 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000022699] [ENSMUST00000227697]
AlphaFold O08842
Predicted Effect possibly damaging
Transcript: ENSMUST00000022699
AA Change: T117K

PolyPhen 2 Score 0.795 (Sensitivity: 0.85; Specificity: 0.93)
SMART Domains Protein: ENSMUSP00000022699
Gene: ENSMUSG00000022103
AA Change: T117K

DomainStartEndE-ValueType
signal peptide 1 21 N/A INTRINSIC
GDNF 40 117 1.76e-15 SMART
GDNF 161 241 3.7e-23 SMART
GDNF 251 347 1.74e-28 SMART
low complexity region 381 397 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000227697
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.7%
  • 10x: 97.4%
  • 20x: 95.7%
Validation Efficiency
MGI Phenotype FUNCTION: The protein encoded by this gene is part of the receptor complex that transduces glial cell-derived neurotrophic factor and neurturin signals by mediating autophosphorylation and activation of the RET receptor. Mice lacking this protein are viable and fertile but display growth retardation attributed to impaired salivary and pancreatic secretion and innervation deficits in the intestinal tract. In addition, knockout mice display neural defects including a failure to initiate outgrowth of dorsal ganglion root neurons, demonstrating a requirement in neuronal differentiation of these cells. Alternative splicing results in multiple transcript variants encoding different isoforms. [provided by RefSeq, Oct 2014]
PHENOTYPE: Homozygous mutants have dry eyes, poor postweaning growth associated with impaired parasympathetic cholinergic innervation of lacrimal and salivary glands and of small intestine, reduced skin thickness and accelerated hair follicle regression. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 36 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Akip1 C T 7: 109,306,716 (GRCm39) Q138* probably null Het
Cdc5l A G 17: 45,730,698 (GRCm39) I196T probably damaging Het
Dnah7b G T 1: 46,266,106 (GRCm39) R2225L probably damaging Het
Gle1 T C 2: 29,828,538 (GRCm39) I120T probably benign Het
Guf1 T A 5: 69,715,572 (GRCm39) N52K possibly damaging Het
Helq T C 5: 100,919,713 (GRCm39) K813E probably benign Het
Ighv7-4 A T 12: 114,186,635 (GRCm39) F46I probably damaging Het
Il6st G A 13: 112,631,861 (GRCm39) D467N probably benign Het
Jak1 C A 4: 101,016,329 (GRCm39) V812L probably benign Het
Kank4 G T 4: 98,667,358 (GRCm39) T363K probably damaging Het
Lcat C A 8: 106,669,059 (GRCm39) W72L possibly damaging Het
Map2 T C 1: 66,452,759 (GRCm39) S392P possibly damaging Het
Mtmr2 T C 9: 13,711,358 (GRCm39) F456L probably damaging Het
Myh8 A T 11: 67,183,247 (GRCm39) R709W probably damaging Het
Nop14 T C 5: 34,807,951 (GRCm39) N337S probably damaging Het
Npbwr1 A G 1: 5,987,155 (GRCm39) Y120H probably damaging Het
Or4c58 T G 2: 89,675,122 (GRCm39) D65A probably damaging Het
Oxsm A T 14: 16,242,079 (GRCm38) V230E probably damaging Het
Paox G A 7: 139,713,941 (GRCm39) G234R probably damaging Het
Polq C T 16: 36,881,120 (GRCm39) H1095Y probably benign Het
Rad51c T C 11: 87,293,572 (GRCm39) T77A probably damaging Het
Ryr3 C A 2: 112,624,815 (GRCm39) V2202F probably damaging Het
Shroom3 G T 5: 93,090,945 (GRCm39) V1151F probably damaging Het
Snx27 T C 3: 94,410,794 (GRCm39) H452R probably benign Het
Son C T 16: 91,456,250 (GRCm39) H1666Y probably damaging Het
Spata25 C A 2: 164,669,408 (GRCm39) W201L possibly damaging Het
Spint2 A G 7: 28,963,097 (GRCm39) V67A probably damaging Het
Srgap1 T C 10: 121,691,268 (GRCm39) Y322C probably benign Het
Synm T C 7: 67,385,109 (GRCm39) Y409C probably damaging Het
Tex11 C A X: 99,977,021 (GRCm39) A487S possibly damaging Het
Tpm1 T C 9: 66,930,649 (GRCm39) N283D probably benign Het
Trpv6 T C 6: 41,602,432 (GRCm39) D318G probably damaging Het
Ube2j2 A G 4: 156,033,543 (GRCm39) D39G probably damaging Het
Ubr1 C T 2: 120,777,103 (GRCm39) probably null Het
Vwa5a T C 9: 38,635,166 (GRCm39) F224L probably damaging Het
Zfp445 T A 9: 122,681,002 (GRCm39) M980L probably benign Het
Other mutations in Gfra2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00424:Gfra2 APN 14 71,205,679 (GRCm39) splice site probably benign
IGL01303:Gfra2 APN 14 71,133,292 (GRCm39) missense probably benign 0.09
IGL01380:Gfra2 APN 14 71,204,586 (GRCm39) splice site probably benign
IGL01528:Gfra2 APN 14 71,203,738 (GRCm39) missense possibly damaging 0.95
IGL02203:Gfra2 APN 14 71,204,524 (GRCm39) missense possibly damaging 0.69
IGL02270:Gfra2 APN 14 71,163,347 (GRCm39) missense possibly damaging 0.78
IGL03104:Gfra2 APN 14 71,205,725 (GRCm39) missense probably benign 0.00
IGL03270:Gfra2 APN 14 71,163,344 (GRCm39) missense possibly damaging 0.80
H8562:Gfra2 UTSW 14 71,215,818 (GRCm39) missense possibly damaging 0.94
H8786:Gfra2 UTSW 14 71,215,818 (GRCm39) missense possibly damaging 0.94
R0423:Gfra2 UTSW 14 71,133,521 (GRCm39) missense probably damaging 1.00
R4120:Gfra2 UTSW 14 71,203,715 (GRCm39) missense probably damaging 1.00
R4712:Gfra2 UTSW 14 71,163,377 (GRCm39) missense probably damaging 1.00
R4804:Gfra2 UTSW 14 71,163,361 (GRCm39) missense possibly damaging 0.76
R4902:Gfra2 UTSW 14 71,204,455 (GRCm39) missense probably damaging 1.00
R5424:Gfra2 UTSW 14 71,133,287 (GRCm39) missense probably damaging 1.00
R6711:Gfra2 UTSW 14 71,203,715 (GRCm39) missense probably damaging 1.00
R7290:Gfra2 UTSW 14 71,163,380 (GRCm39) missense probably damaging 1.00
R7322:Gfra2 UTSW 14 71,205,831 (GRCm39) missense probably benign 0.00
R7814:Gfra2 UTSW 14 71,133,410 (GRCm39) missense probably damaging 1.00
R8159:Gfra2 UTSW 14 71,133,397 (GRCm39) missense probably damaging 0.98
R8557:Gfra2 UTSW 14 71,214,737 (GRCm39) missense probably benign 0.05
R8831:Gfra2 UTSW 14 71,204,503 (GRCm39) missense probably benign 0.02
R8833:Gfra2 UTSW 14 71,163,337 (GRCm39) missense probably damaging 1.00
R9072:Gfra2 UTSW 14 71,138,935 (GRCm39) missense possibly damaging 0.69
R9073:Gfra2 UTSW 14 71,138,935 (GRCm39) missense possibly damaging 0.69
R9444:Gfra2 UTSW 14 71,203,751 (GRCm39) missense possibly damaging 0.55
Z1177:Gfra2 UTSW 14 71,215,932 (GRCm39) missense not run
Predicted Primers PCR Primer
(F):5'- AATCCAACTGCAGCTCCAGG -3'
(R):5'- AGCCCGTCATCCAGTTCATC -3'

Sequencing Primer
(F):5'- AACTGCAGCTCCAGGTACCG -3'
(R):5'- GTCATCCAGTTCATCCTCTACCCTG -3'
Posted On 2015-06-10