Incidental Mutation 'R4991:Sv2b'
ID 386193
Institutional Source Beutler Lab
Gene Symbol Sv2b
Ensembl Gene ENSMUSG00000053025
Gene Name synaptic vesicle glycoprotein 2b
Synonyms A830038F04Rik
MMRRC Submission 042585-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R4991 (G1)
Quality Score 225
Status Validated
Chromosome 7
Chromosomal Location 74764642-74959010 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 74767470 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Asparagine to Serine at position 642 (N642S)
Ref Sequence ENSEMBL: ENSMUSP00000146049 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000085164] [ENSMUST00000165175] [ENSMUST00000206344]
AlphaFold Q8BG39
Predicted Effect possibly damaging
Transcript: ENSMUST00000085164
AA Change: N642S

PolyPhen 2 Score 0.554 (Sensitivity: 0.88; Specificity: 0.91)
SMART Domains Protein: ENSMUSP00000082254
Gene: ENSMUSG00000053025
AA Change: N642S

DomainStartEndE-ValueType
Pfam:Sugar_tr 93 415 3.8e-29 PFAM
Pfam:MFS_1 111 429 9.3e-25 PFAM
Pfam:MFS_1 517 681 8.2e-15 PFAM
Predicted Effect possibly damaging
Transcript: ENSMUST00000165175
AA Change: N642S

PolyPhen 2 Score 0.554 (Sensitivity: 0.88; Specificity: 0.91)
SMART Domains Protein: ENSMUSP00000127245
Gene: ENSMUSG00000053025
AA Change: N642S

DomainStartEndE-ValueType
Pfam:Sugar_tr 89 412 1.5e-29 PFAM
Pfam:MFS_1 111 429 9.5e-25 PFAM
Pfam:Pentapeptide_4 453 528 7.9e-11 PFAM
Pfam:MFS_1 516 681 5.9e-15 PFAM
Predicted Effect possibly damaging
Transcript: ENSMUST00000206344
AA Change: N642S

PolyPhen 2 Score 0.554 (Sensitivity: 0.88; Specificity: 0.91)
Predicted Effect probably benign
Transcript: ENSMUST00000207001
Meta Mutation Damage Score 0.0930 question?
Coding Region Coverage
  • 1x: 99.0%
  • 3x: 98.2%
  • 10x: 95.7%
  • 20x: 90.0%
Validation Efficiency 95% (73/77)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a member of the synaptic vesicle proteins 2 (SV2) family and major facilitator superfamily of proteins. This protein and other members of the family are localized to synaptic vesicles and may function in the regulation of vesicle trafficking and exocytosis. Studies in mice suggest that the encoded protein may act as a protein receptor for botulinum neurotoxin E in neurons, and that this protein may be important for the integrity of the glomerular filtration barrier. This gene shows reduced expression in areas of synaptic loss in the hippocampus of human temporal lobe epilepsy patients. [provided by RefSeq, Sep 2016]
PHENOTYPE: Homozygotes for a targeted null mutation are phenotypically normal, and Sv2a/Sv2b double knockouts are no more affected than Sv2a single knockouts. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 62 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adcy4 G T 14: 56,010,922 (GRCm39) T665K probably benign Het
Adgrf3 C T 5: 30,404,146 (GRCm39) V369M probably benign Het
Als2 T C 1: 59,246,927 (GRCm39) K571E probably benign Het
Amer3 A C 1: 34,627,822 (GRCm39) D687A probably benign Het
Asb14 T C 14: 26,637,015 (GRCm39) S586P probably damaging Het
Catspere2 A C 1: 177,925,987 (GRCm39) I218L probably benign Het
Chmp4b A G 2: 154,534,545 (GRCm39) E187G probably benign Het
Cox6b2 T C 7: 4,755,160 (GRCm39) D38G probably damaging Het
Cpm G A 10: 117,504,008 (GRCm39) C138Y probably damaging Het
Csmd3 G T 15: 47,864,874 (GRCm39) P785Q probably damaging Het
Cstf1 A G 2: 172,219,720 (GRCm39) Y277C probably damaging Het
Cstf2t T A 19: 31,061,983 (GRCm39) N506K probably damaging Het
Dmpk C G 7: 18,821,944 (GRCm39) L301V probably benign Het
Ebf2 A T 14: 67,627,106 (GRCm39) T265S possibly damaging Het
Elmo1 T C 13: 20,526,689 (GRCm39) F413S probably damaging Het
Fbp1 C T 13: 63,012,888 (GRCm39) V102I probably benign Het
Gm19684 A G 17: 36,438,364 (GRCm39) probably benign Het
Gm29106 T C 1: 118,106,121 (GRCm39) M37T probably benign Het
Grem2 A G 1: 174,664,379 (GRCm39) C157R probably damaging Het
Hdac5 T A 11: 102,096,450 (GRCm39) E252D probably damaging Het
Ifitm3 A T 7: 140,590,372 (GRCm39) F63I probably damaging Het
Igkv4-80 A C 6: 68,993,649 (GRCm39) S81A probably benign Het
Irx4 G T 13: 73,413,626 (GRCm39) R32L probably benign Het
Itgb1bp1 C T 12: 21,324,849 (GRCm39) G69D probably damaging Het
Kcnh3 A G 15: 99,130,637 (GRCm39) D418G probably benign Het
Kif1a T C 1: 93,006,530 (GRCm39) T46A probably benign Het
Klk1b26 T A 7: 43,665,673 (GRCm39) probably null Het
Lca5l T C 16: 95,960,932 (GRCm39) E510G possibly damaging Het
Lrriq1 A G 10: 103,036,420 (GRCm39) I911T probably damaging Het
Mios T G 6: 8,215,847 (GRCm39) S348A probably benign Het
Mog T C 17: 37,328,381 (GRCm39) probably null Het
Mtmr7 A G 8: 41,007,386 (GRCm39) S516P probably damaging Het
Nat8f4 T C 6: 85,878,122 (GRCm39) K134E probably benign Het
Nbeal2 C T 9: 110,467,835 (GRCm39) C451Y probably damaging Het
Nkx2-1 T C 12: 56,581,724 (GRCm39) Y41C possibly damaging Het
Nmnat1 G A 4: 149,553,584 (GRCm39) T176M possibly damaging Het
Nrxn3 T A 12: 89,227,244 (GRCm39) I293N probably damaging Het
Or5af2 T C 11: 58,708,544 (GRCm39) S237P probably damaging Het
Or5b97 T G 19: 12,878,815 (GRCm39) T110P probably damaging Het
Or5m8 A G 2: 85,822,631 (GRCm39) M157V probably damaging Het
Osgin1 A G 8: 120,172,028 (GRCm39) E274G probably damaging Het
Otof G A 5: 30,551,525 (GRCm39) R343W probably damaging Het
Pcdha9 A T 18: 37,131,398 (GRCm39) I156F probably damaging Het
Pcsk4 A G 10: 80,161,215 (GRCm39) I233T possibly damaging Het
Pira12 T G 7: 3,898,571 (GRCm39) Q292H probably benign Het
Samd4 A T 14: 47,311,467 (GRCm39) S262C probably damaging Het
Snap91 T C 9: 86,672,207 (GRCm39) probably null Het
Spata31d1a T C 13: 59,850,965 (GRCm39) N388D probably benign Het
St3gal4 A G 9: 34,964,432 (GRCm39) V190A possibly damaging Het
Svil T A 18: 5,056,810 (GRCm39) I561K probably benign Het
Tmem201 A T 4: 149,812,612 (GRCm39) Y235N possibly damaging Het
Tpx2 T C 2: 152,711,644 (GRCm39) S60P probably benign Het
Trpa1 T C 1: 14,980,970 (GRCm39) Y144C probably benign Het
U90926 G A 5: 92,357,879 (GRCm39) P91S probably benign Het
Utp20 G T 10: 88,582,796 (GRCm39) H2780Q probably benign Het
Vmn1r215 T G 13: 23,260,697 (GRCm39) F246V probably damaging Het
Vmn2r72 A G 7: 85,400,338 (GRCm39) L237S probably damaging Het
Washc5 A G 15: 59,215,929 (GRCm39) S817P probably damaging Het
Zbtb24 A G 10: 41,332,614 (GRCm39) probably null Het
Zfp212 G A 6: 47,903,796 (GRCm39) R127H probably damaging Het
Zfp268 C A 4: 145,348,904 (GRCm39) Q114K probably benign Het
Zfp740 G T 15: 102,116,714 (GRCm39) probably null Het
Other mutations in Sv2b
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01463:Sv2b APN 7 74,786,203 (GRCm39) missense probably damaging 1.00
IGL02302:Sv2b APN 7 74,773,947 (GRCm39) missense probably damaging 0.98
IGL02352:Sv2b APN 7 74,786,197 (GRCm39) missense probably benign 0.01
IGL02359:Sv2b APN 7 74,786,197 (GRCm39) missense probably benign 0.01
IGL02698:Sv2b APN 7 74,790,726 (GRCm39) critical splice donor site probably null
IGL02713:Sv2b APN 7 74,773,911 (GRCm39) missense possibly damaging 0.66
IGL03075:Sv2b APN 7 74,786,068 (GRCm39) missense probably benign
IGL03392:Sv2b APN 7 74,806,508 (GRCm39) critical splice acceptor site probably null
R0015:Sv2b UTSW 7 74,775,389 (GRCm39) missense probably damaging 1.00
R0033:Sv2b UTSW 7 74,767,489 (GRCm39) missense probably benign 0.00
R0033:Sv2b UTSW 7 74,767,489 (GRCm39) missense probably benign 0.00
R0219:Sv2b UTSW 7 74,807,015 (GRCm39) critical splice donor site probably null
R0277:Sv2b UTSW 7 74,856,187 (GRCm39) missense possibly damaging 0.62
R0469:Sv2b UTSW 7 74,786,140 (GRCm39) missense probably benign
R0510:Sv2b UTSW 7 74,786,140 (GRCm39) missense probably benign
R1219:Sv2b UTSW 7 74,786,160 (GRCm39) missense probably benign 0.01
R1307:Sv2b UTSW 7 74,856,182 (GRCm39) missense probably damaging 1.00
R1476:Sv2b UTSW 7 74,769,791 (GRCm39) missense possibly damaging 0.72
R1520:Sv2b UTSW 7 74,807,077 (GRCm39) missense probably damaging 0.98
R1575:Sv2b UTSW 7 74,797,425 (GRCm39) missense probably damaging 0.97
R1585:Sv2b UTSW 7 74,797,425 (GRCm39) missense probably damaging 0.97
R1666:Sv2b UTSW 7 74,856,089 (GRCm39) missense probably benign 0.01
R1712:Sv2b UTSW 7 74,798,807 (GRCm39) missense possibly damaging 0.78
R1864:Sv2b UTSW 7 74,773,828 (GRCm39) missense probably benign 0.17
R1993:Sv2b UTSW 7 74,856,089 (GRCm39) missense probably benign 0.01
R2191:Sv2b UTSW 7 74,773,836 (GRCm39) missense probably damaging 1.00
R3836:Sv2b UTSW 7 74,807,176 (GRCm39) missense probably damaging 1.00
R4744:Sv2b UTSW 7 74,856,266 (GRCm39) missense probably benign 0.01
R4757:Sv2b UTSW 7 74,773,918 (GRCm39) missense probably benign 0.31
R4924:Sv2b UTSW 7 74,786,169 (GRCm39) missense probably benign 0.20
R4990:Sv2b UTSW 7 74,767,470 (GRCm39) missense possibly damaging 0.55
R5038:Sv2b UTSW 7 74,807,173 (GRCm39) missense probably damaging 1.00
R5726:Sv2b UTSW 7 74,773,962 (GRCm39) missense possibly damaging 0.67
R5885:Sv2b UTSW 7 74,806,501 (GRCm39) missense probably damaging 1.00
R6379:Sv2b UTSW 7 74,786,048 (GRCm39) missense possibly damaging 0.73
R6410:Sv2b UTSW 7 74,789,857 (GRCm39) missense probably benign 0.40
R6623:Sv2b UTSW 7 74,856,132 (GRCm39) missense probably damaging 1.00
R6709:Sv2b UTSW 7 74,773,887 (GRCm39) missense probably benign 0.40
R6873:Sv2b UTSW 7 74,855,954 (GRCm39) missense probably damaging 1.00
R6889:Sv2b UTSW 7 74,775,515 (GRCm39) splice site probably null
R7123:Sv2b UTSW 7 74,767,450 (GRCm39) missense possibly damaging 0.94
R7278:Sv2b UTSW 7 74,797,402 (GRCm39) missense probably damaging 0.99
R7363:Sv2b UTSW 7 74,797,402 (GRCm39) missense probably damaging 0.99
R7378:Sv2b UTSW 7 74,797,476 (GRCm39) critical splice acceptor site probably null
R7426:Sv2b UTSW 7 74,773,812 (GRCm39) missense probably damaging 1.00
R7452:Sv2b UTSW 7 74,797,461 (GRCm39) missense probably damaging 1.00
R7504:Sv2b UTSW 7 74,786,131 (GRCm39) missense probably benign 0.14
R8425:Sv2b UTSW 7 74,767,347 (GRCm39) missense probably damaging 1.00
R8490:Sv2b UTSW 7 74,855,833 (GRCm39) splice site probably null
R8752:Sv2b UTSW 7 74,855,842 (GRCm39) missense possibly damaging 0.85
R8905:Sv2b UTSW 7 74,767,459 (GRCm39) missense probably benign 0.00
R9058:Sv2b UTSW 7 74,789,822 (GRCm39) critical splice donor site probably null
R9075:Sv2b UTSW 7 74,789,845 (GRCm39) missense possibly damaging 0.93
R9114:Sv2b UTSW 7 74,856,017 (GRCm39) missense probably damaging 1.00
R9417:Sv2b UTSW 7 74,769,772 (GRCm39) missense probably damaging 0.99
R9568:Sv2b UTSW 7 74,775,428 (GRCm39) missense probably benign 0.12
R9596:Sv2b UTSW 7 74,767,462 (GRCm39) missense probably damaging 1.00
R9704:Sv2b UTSW 7 74,797,420 (GRCm39) missense possibly damaging 0.48
R9711:Sv2b UTSW 7 74,856,238 (GRCm39) missense probably benign 0.01
R9717:Sv2b UTSW 7 74,769,676 (GRCm39) missense probably benign 0.19
R9731:Sv2b UTSW 7 74,786,068 (GRCm39) missense probably benign 0.01
Predicted Primers PCR Primer
(F):5'- TCCTGTAGACAGTGAGAGGC -3'
(R):5'- GTGTTGGCTAAAATGAAATCGC -3'

Sequencing Primer
(F):5'- CTGTGCTGGAGTGTCCTGAAAAAG -3'
(R):5'- AGCGAAGCCCAGAATTTC -3'
Posted On 2016-05-10