Incidental Mutation 'R1866:Syna'
ID 208712
Institutional Source Beutler Lab
Gene Symbol Syna
Ensembl Gene ENSMUSG00000085957
Gene Name syncytin a
Synonyms syncytin-A, Gm52
MMRRC Submission 039889-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R1866 (G1)
Quality Score 225
Status Not validated
Chromosome 5
Chromosomal Location 134587000-134589025 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to T at 134588769 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Alanine to Aspartic acid at position 60 (A60D)
Ref Sequence ENSEMBL: ENSMUSP00000116437 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000149604]
AlphaFold Q5G5D5
Predicted Effect probably damaging
Transcript: ENSMUST00000149604
AA Change: A60D

PolyPhen 2 Score 0.996 (Sensitivity: 0.55; Specificity: 0.98)
SMART Domains Protein: ENSMUSP00000116437
Gene: ENSMUSG00000085957
AA Change: A60D

DomainStartEndE-ValueType
signal peptide 1 17 N/A INTRINSIC
Pfam:TLV_coat 333 578 1.9e-59 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000200729
Predicted Effect noncoding transcript
Transcript: ENSMUST00000202523
Coding Region Coverage
  • 1x: 97.4%
  • 3x: 96.8%
  • 10x: 95.3%
  • 20x: 92.6%
Validation Efficiency
MGI Phenotype FUNCTION: Many different endogenous retrovirus families are expressed in normal placental tissue at high levels, suggesting that endogenous retroviruses are functionally important in reproduction. This gene is part of a mouse endogenous retrovirus provirus on chromosome 5 that has inactivating mutations in the gag and pol genes. This gene is the envelope glycoprotein gene which appears to have been selectively preserved. The gene's protein product plays a major role in placental development and trophoblast fusion. The protein has the characteristics of a typical retroviral envelope protein, including a cleavage site that separates the surface (SU) and transmembrane (TM) proteins which form a heterodimer. [provided by RefSeq, Apr 2015]
PHENOTYPE: Mice homozygous for a knock-out allele exhibit lethality between E11.5 and E14.5 associated with defective placental layrinth formation, impaired placental transport, and increased trophoblast cells. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 92 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Apba1 A T 19: 23,870,195 (GRCm39) E9V probably benign Het
Armc8 T A 9: 99,418,333 (GRCm39) T32S probably benign Het
Atr T A 9: 95,752,658 (GRCm39) probably null Het
Blm A G 7: 80,143,862 (GRCm39) L859P probably benign Het
Cacna2d3 A T 14: 28,691,171 (GRCm39) F51L probably damaging Het
Cdcp2 A G 4: 106,964,197 (GRCm39) N349S probably damaging Het
Cfap57 G A 4: 118,457,124 (GRCm39) H442Y possibly damaging Het
Chrm3 A G 13: 9,928,517 (GRCm39) L173P probably damaging Het
Cpb1 C G 3: 20,317,920 (GRCm39) M201I probably benign Het
Dgcr8 A T 16: 18,076,178 (GRCm39) N2K probably damaging Het
Dnah3 A T 7: 119,528,079 (GRCm39) probably null Het
Dnah6 T A 6: 73,077,071 (GRCm39) Q2398L probably benign Het
Dpep2 A T 8: 106,716,080 (GRCm39) probably null Het
Eif2ak4 C A 2: 118,303,142 (GRCm39) T1504K probably damaging Het
Exoc6b A G 6: 84,828,896 (GRCm39) V496A probably damaging Het
Fam174a A C 1: 95,241,620 (GRCm39) S27R probably benign Het
Fat2 T A 11: 55,182,840 (GRCm39) Q1339L probably benign Het
Fkbpl T A 17: 34,864,797 (GRCm39) D188E possibly damaging Het
Focad A G 4: 88,325,402 (GRCm39) D89G possibly damaging Het
Fstl4 C A 11: 53,077,225 (GRCm39) Q661K probably benign Het
Gck T C 11: 5,853,253 (GRCm39) Y289C probably benign Het
Gm16181 T A 17: 35,442,913 (GRCm39) probably benign Het
Herc1 G A 9: 66,358,073 (GRCm39) G2385S probably damaging Het
Igfn1 T C 1: 135,902,606 (GRCm39) probably null Het
Il12b T C 11: 44,299,353 (GRCm39) W141R probably damaging Het
Itga6 T A 2: 71,664,414 (GRCm39) S517T probably benign Het
Kank1 A G 19: 25,388,813 (GRCm39) S801G probably benign Het
Klrh1 A G 6: 129,752,343 (GRCm39) probably null Het
Lctl A G 9: 64,039,003 (GRCm39) D205G probably damaging Het
Lhx3 A C 2: 26,093,986 (GRCm39) V79G probably damaging Het
Lrrc9 T C 12: 72,543,912 (GRCm39) I1127T probably damaging Het
Ltbp3 A T 19: 5,797,877 (GRCm39) E505D probably benign Het
Man1c1 G C 4: 134,430,749 (GRCm39) P11R probably damaging Het
Map6 A G 7: 98,965,083 (GRCm39) S291G probably damaging Het
Mapk7 A G 11: 61,380,239 (GRCm39) F671L probably benign Het
Mau2 A G 8: 70,484,142 (GRCm39) W149R probably damaging Het
Mb21d2 C T 16: 28,647,267 (GRCm39) V236I possibly damaging Het
Mc5r C G 18: 68,471,741 (GRCm39) probably null Het
Mical1 C A 10: 41,361,466 (GRCm39) P797Q probably benign Het
Mnx1 G A 5: 29,679,043 (GRCm39) R347C unknown Het
Mslnl G A 17: 25,961,908 (GRCm39) V128M probably damaging Het
Nlrp2 G T 7: 5,330,715 (GRCm39) C560* probably null Het
Npat T A 9: 53,474,416 (GRCm39) L736H probably damaging Het
Nup155 T A 15: 8,145,010 (GRCm39) V147E probably damaging Het
Nxpe2 A G 9: 48,238,121 (GRCm39) F45L probably benign Het
Obscn T C 11: 58,951,741 (GRCm39) D4370G probably benign Het
Or2d3b A G 7: 106,514,273 (GRCm39) I289M probably damaging Het
Or4a79 T C 2: 89,551,550 (GRCm39) K302E probably benign Het
Or4c35 T C 2: 89,808,671 (GRCm39) L183S probably damaging Het
Or4d10 A G 19: 12,051,183 (GRCm39) V271A probably benign Het
Or52n4 A G 7: 104,294,004 (GRCm39) S190P probably benign Het
Or5g23 T A 2: 85,439,188 (GRCm39) H22L probably benign Het
Or8k3 A C 2: 86,059,072 (GRCm39) M81R probably damaging Het
Pcx T C 19: 4,671,249 (GRCm39) I1157T possibly damaging Het
Pias2 T A 18: 77,240,412 (GRCm39) S589R probably benign Het
Plcb1 T C 2: 135,186,093 (GRCm39) F687L probably benign Het
Plk5 G T 10: 80,196,403 (GRCm39) probably null Het
Pnpla2 T A 7: 141,035,329 (GRCm39) Y44N probably damaging Het
Ppp1r12a T A 10: 108,098,292 (GRCm39) D337E possibly damaging Het
Prl2c5 G T 13: 13,365,358 (GRCm39) probably null Het
Prom2 T C 2: 127,378,514 (GRCm39) D460G probably damaging Het
Pros1 A G 16: 62,748,498 (GRCm39) H657R possibly damaging Het
Prune2 A G 19: 17,100,856 (GRCm39) E2120G probably damaging Het
Rap2a T A 14: 120,716,347 (GRCm39) L70Q probably damaging Het
Rbl2 A T 8: 91,839,157 (GRCm39) E858D probably benign Het
Rbm48 T C 5: 3,645,997 (GRCm39) Y69C probably damaging Het
Rgs12 T A 5: 35,123,018 (GRCm39) I267N probably damaging Het
Rpusd2 G T 2: 118,865,728 (GRCm39) A142S probably benign Het
Rspo2 A T 15: 42,939,332 (GRCm39) W153R probably damaging Het
Sdk2 C T 11: 113,729,472 (GRCm39) silent Het
Serinc5 T A 13: 92,842,771 (GRCm39) M407K probably damaging Het
Slain2 T C 5: 73,114,665 (GRCm39) S299P probably damaging Het
Slc17a4 A G 13: 24,084,528 (GRCm39) Y419H possibly damaging Het
Slc1a6 T A 10: 78,627,183 (GRCm39) D173E probably damaging Het
Slc22a19 A T 19: 7,688,506 (GRCm39) I18N probably damaging Het
Slc37a3 A T 6: 39,336,902 (GRCm39) F91L probably damaging Het
Spag5 C A 11: 78,195,281 (GRCm39) T196K possibly damaging Het
Susd2 G T 10: 75,475,566 (GRCm39) A326D probably damaging Het
Tchh A T 3: 93,355,067 (GRCm39) E1502D unknown Het
Tecta T C 9: 42,303,320 (GRCm39) H104R probably damaging Het
Tmed1 T C 9: 21,420,387 (GRCm39) D102G probably damaging Het
Trip12 T C 1: 84,722,781 (GRCm39) D128G probably damaging Het
Uroc1 A G 6: 90,338,506 (GRCm39) M656V probably benign Het
Usp47 T A 7: 111,701,077 (GRCm39) V1096D possibly damaging Het
Utp20 T A 10: 88,598,632 (GRCm39) K115* probably null Het
Vmn2r19 G T 6: 123,308,597 (GRCm39) probably null Het
Vmn2r86 A T 10: 130,282,255 (GRCm39) V787D probably damaging Het
Vmn2r87 A T 10: 130,308,441 (GRCm39) I599N possibly damaging Het
Vwf A G 6: 125,644,492 (GRCm39) D2449G possibly damaging Het
Zbtb7c T A 18: 76,269,977 (GRCm39) C22S probably benign Het
Zc3h7a A G 16: 10,965,168 (GRCm39) I655T possibly damaging Het
Zfp764l1 A G 7: 126,992,503 (GRCm39) W36R probably damaging Het
Other mutations in Syna
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00229:Syna APN 5 134,588,571 (GRCm39) missense possibly damaging 0.94
IGL01128:Syna APN 5 134,588,334 (GRCm39) missense probably damaging 0.99
IGL03183:Syna APN 5 134,587,144 (GRCm39) missense probably benign 0.03
R0051:Syna UTSW 5 134,588,397 (GRCm39) missense probably damaging 1.00
R0051:Syna UTSW 5 134,588,397 (GRCm39) missense probably damaging 0.99
R0137:Syna UTSW 5 134,588,314 (GRCm39) missense possibly damaging 0.93
R0920:Syna UTSW 5 134,587,956 (GRCm39) missense probably benign 0.12
R1525:Syna UTSW 5 134,588,112 (GRCm39) missense probably benign
R1801:Syna UTSW 5 134,588,943 (GRCm39) missense probably benign 0.02
R1813:Syna UTSW 5 134,588,006 (GRCm39) missense probably benign 0.06
R1887:Syna UTSW 5 134,588,106 (GRCm39) missense probably benign
R1896:Syna UTSW 5 134,588,006 (GRCm39) missense probably benign 0.06
R2139:Syna UTSW 5 134,588,106 (GRCm39) nonsense probably null
R3896:Syna UTSW 5 134,587,165 (GRCm39) nonsense probably null
R4674:Syna UTSW 5 134,587,209 (GRCm39) missense probably damaging 0.99
R4730:Syna UTSW 5 134,587,440 (GRCm39) missense probably damaging 1.00
R5124:Syna UTSW 5 134,588,424 (GRCm39) missense possibly damaging 0.65
R5482:Syna UTSW 5 134,588,028 (GRCm39) missense possibly damaging 0.94
R6130:Syna UTSW 5 134,587,122 (GRCm39) missense possibly damaging 0.72
R6196:Syna UTSW 5 134,588,466 (GRCm39) missense probably benign 0.14
R6243:Syna UTSW 5 134,588,968 (GRCm39) start gained probably benign
R6945:Syna UTSW 5 134,587,815 (GRCm39) missense probably damaging 0.97
R7999:Syna UTSW 5 134,588,046 (GRCm39) missense probably benign
R8320:Syna UTSW 5 134,588,574 (GRCm39) missense possibly damaging 0.86
R8783:Syna UTSW 5 134,588,723 (GRCm39) missense probably benign 0.01
R8784:Syna UTSW 5 134,588,723 (GRCm39) missense probably benign 0.01
R8785:Syna UTSW 5 134,588,723 (GRCm39) missense probably benign 0.01
R8786:Syna UTSW 5 134,588,723 (GRCm39) missense probably benign 0.01
R8787:Syna UTSW 5 134,588,723 (GRCm39) missense probably benign 0.01
X0022:Syna UTSW 5 134,588,427 (GRCm39) missense probably benign 0.01
Z1088:Syna UTSW 5 134,587,383 (GRCm39) missense probably benign 0.01
Predicted Primers PCR Primer
(F):5'- TCTGAAGGAAAGCAATGGCC -3'
(R):5'- TGGAACTCTCAGGACAGCATC -3'

Sequencing Primer
(F):5'- AAAGCAATGGCCCGCTG -3'
(R):5'- TCCTGAAGAGCCATGGTTCGTC -3'
Posted On 2014-06-30