Incidental Mutation 'R7278:Sv2b'
ID 571550
Institutional Source Beutler Lab
Gene Symbol Sv2b
Ensembl Gene ENSMUSG00000053025
Gene Name synaptic vesicle glycoprotein 2b
Synonyms A830038F04Rik
MMRRC Submission 045360-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R7278 (G1)
Quality Score 225.009
Status Validated
Chromosome 7
Chromosomal Location 74764642-74959010 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to A at 74797402 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Proline to Serine at position 331 (P331S)
Ref Sequence ENSEMBL: ENSMUSP00000082254 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000085164] [ENSMUST00000165175] [ENSMUST00000206344]
AlphaFold Q8BG39
Predicted Effect probably damaging
Transcript: ENSMUST00000085164
AA Change: P331S

PolyPhen 2 Score 0.992 (Sensitivity: 0.70; Specificity: 0.97)
SMART Domains Protein: ENSMUSP00000082254
Gene: ENSMUSG00000053025
AA Change: P331S

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 probably damaging
Transcript: ENSMUST00000165175
AA Change: P331S

PolyPhen 2 Score 0.992 (Sensitivity: 0.70; Specificity: 0.97)
SMART Domains Protein: ENSMUSP00000127245
Gene: ENSMUSG00000053025
AA Change: P331S

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 probably damaging
Transcript: ENSMUST00000206344
AA Change: P331S

PolyPhen 2 Score 0.992 (Sensitivity: 0.70; Specificity: 0.97)
Predicted Effect probably benign
Transcript: ENSMUST00000207001
Meta Mutation Damage Score 0.1886 question?
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 100.0%
  • 10x: 99.7%
  • 20x: 99.0%
Validation Efficiency 99% (78/79)
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: 78 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
1110002E22Rik T C 3: 137,771,237 (GRCm39) L142P probably benign Het
Abca13 A T 11: 9,241,126 (GRCm39) R996S possibly damaging Het
Abcb6 A G 1: 75,151,017 (GRCm39) F558L possibly damaging Het
Acp7 T A 7: 28,330,307 (GRCm39) D2V unknown Het
Acvr1c T C 2: 58,174,948 (GRCm39) D280G probably damaging Het
Atp8a1 A G 5: 67,781,380 (GRCm39) S1124P Het
B4galnt1 A T 10: 127,003,657 (GRCm39) T207S probably benign Het
C2cd4d C A 3: 94,271,445 (GRCm39) T237N probably benign Het
C8b T C 4: 104,637,824 (GRCm39) C99R probably damaging Het
Ccnk C A 12: 108,159,964 (GRCm39) Q149K possibly damaging Het
Chfr A G 5: 110,288,226 (GRCm39) D47G probably benign Het
Chid1 A T 7: 141,109,401 (GRCm39) probably null Het
Cibar2 T A 8: 120,895,342 (GRCm39) T187S possibly damaging Het
Cmya5 T A 13: 93,232,208 (GRCm39) E960V probably damaging Het
Col18a1 A G 10: 76,932,118 (GRCm39) S112P unknown Het
Cps1 G A 1: 67,210,080 (GRCm39) V637I probably damaging Het
Crispld1 A G 1: 17,823,102 (GRCm39) T390A probably benign Het
Cyp2c54 A T 19: 40,058,697 (GRCm39) L245* probably null Het
Ddr2 G T 1: 169,812,530 (GRCm39) T654K probably damaging Het
Dnah10 T C 5: 124,868,855 (GRCm39) probably null Het
Elavl4 C T 4: 110,068,622 (GRCm39) probably null Het
Emilin1 T C 5: 31,078,004 (GRCm39) V921A probably benign Het
Evpl T A 11: 116,113,939 (GRCm39) E1250D probably damaging Het
Fam228a C T 12: 4,782,790 (GRCm39) G101E probably benign Het
Gemin4 T C 11: 76,102,932 (GRCm39) T610A probably damaging Het
Glis1 T C 4: 107,292,880 (GRCm39) M1T probably null Het
Gm14399 C T 2: 174,972,252 (GRCm39) probably benign Het
Gorasp2 C T 2: 70,509,849 (GRCm39) T170I probably damaging Het
Gpr37 A G 6: 25,669,341 (GRCm39) V501A possibly damaging Het
Grik4 T A 9: 42,533,356 (GRCm39) Q388L probably benign Het
Hspg2 T A 4: 137,278,436 (GRCm39) D3035E probably damaging Het
Htr4 A T 18: 62,545,247 (GRCm39) N11Y probably benign Het
Itgb2l A G 16: 96,230,243 (GRCm39) S356P probably damaging Het
Klk1b22 A G 7: 43,764,173 (GRCm39) N34D probably benign Het
Lmcd1 A G 6: 112,287,500 (GRCm39) D62G possibly damaging Het
Lrp2 C T 2: 69,316,696 (GRCm39) G2095E probably damaging Het
Macf1 T A 4: 123,334,536 (GRCm39) E4407V possibly damaging Het
Mcm5 T C 8: 75,851,487 (GRCm39) F631L probably benign Het
Mov10l1 A G 15: 88,878,071 (GRCm39) S170G probably benign Het
Muc5b A T 7: 141,411,239 (GRCm39) D1395V unknown Het
Muc6 G A 7: 141,226,842 (GRCm39) T1395M probably benign Het
Myh15 A G 16: 48,911,468 (GRCm39) D300G probably damaging Het
Naa80 T C 9: 107,460,498 (GRCm39) L131P probably damaging Het
Ndst4 A G 3: 125,231,952 (GRCm39) T174A probably benign Het
Nek5 T A 8: 22,580,500 (GRCm39) N406I probably benign Het
Nr2c2 G A 6: 92,136,359 (GRCm39) V400I probably damaging Het
Or1l4 T C 2: 37,092,092 (GRCm39) Y280H probably damaging Het
Or1l4b G T 2: 37,037,021 (GRCm39) V266L probably benign Het
Or51aa2 A T 7: 103,187,935 (GRCm39) Y169N probably benign Het
Or52m1 T C 7: 102,290,190 (GRCm39) S246P probably damaging Het
Or6b1 G A 6: 42,811,330 (GRCm39) probably null Het
Or6c5c T A 10: 129,298,620 (GRCm39) I25N probably damaging Het
Parn T C 16: 13,443,927 (GRCm39) probably null Het
Pfkl T C 10: 77,827,857 (GRCm39) T468A probably damaging Het
Pi16 C A 17: 29,538,208 (GRCm39) P7Q possibly damaging Het
Plce1 T C 19: 38,768,340 (GRCm39) I2205T possibly damaging Het
Prss16 A T 13: 22,187,317 (GRCm39) N442K probably damaging Het
Pus7 A G 5: 23,957,342 (GRCm39) S370P probably damaging Het
Ripk3 G T 14: 56,024,741 (GRCm39) Y210* probably null Het
Rps6ka2 C A 17: 7,539,034 (GRCm39) F317L probably damaging Het
Slc13a3 G A 2: 165,287,448 (GRCm39) R169W possibly damaging Het
Slc6a21 T A 7: 44,931,904 (GRCm39) I256N possibly damaging Het
Slc6a9 G A 4: 117,725,303 (GRCm39) R589Q probably benign Het
Slc8a2 T C 7: 15,875,077 (GRCm39) S442P probably damaging Het
Snupn T A 9: 56,890,028 (GRCm39) M283K probably damaging Het
Steap3 A T 1: 120,162,087 (GRCm39) M395K probably damaging Het
Tlr1 A G 5: 65,084,115 (GRCm39) V154A probably benign Het
Tmem131 A G 1: 36,835,382 (GRCm39) S1580P probably damaging Het
Tmem51 TCCCC TCCC 4: 141,764,996 (GRCm39) probably null Het
Trav14d-3-dv8 G A 14: 53,316,218 (GRCm39) R26H probably benign Het
Trp53 C T 11: 69,482,081 (GRCm39) L365F probably benign Het
Trp53bp1 A T 2: 121,029,516 (GRCm39) I1838N probably damaging Het
Ugt1a5 A T 1: 88,094,608 (GRCm39) K279* probably null Het
Unc80 A G 1: 66,591,368 (GRCm39) E1141G possibly damaging Het
Vti1b T C 12: 79,213,153 (GRCm39) D49G probably benign Het
Wnt10a A T 1: 74,832,641 (GRCm39) H78L possibly damaging Het
Zfp869 G A 8: 70,159,128 (GRCm39) H482Y probably damaging Het
Zfyve1 A G 12: 83,598,314 (GRCm39) V638A probably damaging 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
R4991: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
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'- TCCTTAGGAAATGCTATTAGAAAACGA -3'
(R):5'- CCAGCACACTGTTTAGGGG -3'

Sequencing Primer
(F):5'- TGCTTGAATCCCACAAGGTG -3'
(R):5'- CACACTGTTTAGGGGTGGAGAGC -3'
Posted On 2019-09-13