Incidental Mutation 'R5726:Sv2b'
ID 501449
Institutional Source Beutler Lab
Gene Symbol Sv2b
Ensembl Gene ENSMUSG00000053025
Gene Name synaptic vesicle glycoprotein 2b
Synonyms A830038F04Rik
MMRRC Submission 043344-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R5726 (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 74773962 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Aspartic acid to Glycine at position 503 (D503G)
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: D503G

PolyPhen 2 Score 0.671 (Sensitivity: 0.86; Specificity: 0.91)
SMART Domains Protein: ENSMUSP00000082254
Gene: ENSMUSG00000053025
AA Change: D503G

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: D503G

PolyPhen 2 Score 0.671 (Sensitivity: 0.86; Specificity: 0.91)
SMART Domains Protein: ENSMUSP00000127245
Gene: ENSMUSG00000053025
AA Change: D503G

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: D503G

PolyPhen 2 Score 0.671 (Sensitivity: 0.86; Specificity: 0.91)
Predicted Effect probably benign
Transcript: ENSMUST00000207001
Meta Mutation Damage Score 0.5840 question?
Coding Region Coverage
  • 1x: 99.1%
  • 3x: 98.4%
  • 10x: 96.6%
  • 20x: 93.3%
Validation Efficiency 100% (72/72)
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: 66 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
9130023H24Rik T C 7: 127,835,832 (GRCm39) K254E probably damaging Het
Aak1 C T 6: 86,902,106 (GRCm39) Q92* probably null Het
Acss3 T C 10: 106,959,183 (GRCm39) T88A possibly damaging Het
Adcy4 A T 14: 56,021,118 (GRCm39) S6R probably damaging Het
Aldh1l2 T C 10: 83,348,170 (GRCm39) E311G possibly damaging Het
Arhgap25 C T 6: 87,440,441 (GRCm39) S402N probably benign Het
Btn1a1 T A 13: 23,643,522 (GRCm39) D309V probably damaging Het
Cdh23 C T 10: 60,243,259 (GRCm39) V1037M probably damaging Het
Clcn2 T C 16: 20,529,285 (GRCm39) probably benign Het
Cln3 T C 7: 126,174,673 (GRCm39) T276A probably null Het
CN725425 A G 15: 91,144,706 (GRCm39) E523G possibly damaging Het
Crppa T C 12: 36,597,829 (GRCm39) V320A probably damaging Het
Cspg4 A T 9: 56,793,188 (GRCm39) T308S probably damaging Het
Dgkh G T 14: 78,862,342 (GRCm39) F208L probably benign Het
Eif2ak4 A G 2: 118,273,613 (GRCm39) D846G probably damaging Het
Fmo4 A G 1: 162,635,828 (GRCm39) probably null Het
Foxp4 A G 17: 48,180,033 (GRCm39) Y623H unknown Het
Fxr2 T C 11: 69,524,172 (GRCm39) V10A probably benign Het
Gm10271 T C 10: 116,792,792 (GRCm39) probably null Het
Gsk3b T C 16: 38,028,498 (GRCm39) probably benign Het
Ift43 T A 12: 86,208,957 (GRCm39) D169E probably damaging Het
Ift57 T A 16: 49,519,861 (GRCm39) L54H probably damaging Het
Ighv1-37 T C 12: 114,860,294 (GRCm39) probably benign Het
Kl A G 5: 150,915,003 (GRCm39) N910S possibly damaging Het
Lrp2 T C 2: 69,339,491 (GRCm39) D1140G probably damaging Het
Map1a G A 2: 121,135,546 (GRCm39) A1883T probably damaging Het
Map4k2 G T 19: 6,401,362 (GRCm39) G611C probably damaging Het
Mical1 A G 10: 41,359,692 (GRCm39) probably benign Het
Myh14 A G 7: 44,292,886 (GRCm39) probably null Het
Myh8 T A 11: 67,185,392 (GRCm39) V881D possibly damaging Het
Myo1g G T 11: 6,459,420 (GRCm39) Q817K probably benign Het
Nin A C 12: 70,124,953 (GRCm39) V123G probably damaging Het
Nup160 A G 2: 90,548,195 (GRCm39) D976G probably damaging Het
Nup210l A T 3: 90,036,514 (GRCm39) probably null Het
Or5an1c A G 19: 12,218,644 (GRCm39) I127T probably damaging Het
Phf14 T C 6: 11,933,537 (GRCm39) probably benign Het
Podxl2 T C 6: 88,825,721 (GRCm39) D400G probably damaging Het
Pygl C T 12: 70,237,916 (GRCm39) W707* probably null Het
Rnf19b T C 4: 128,965,685 (GRCm39) V261A possibly damaging Het
Rnf213 A G 11: 119,307,284 (GRCm39) Y648C probably damaging Het
Scn5a C T 9: 119,362,913 (GRCm39) R569H probably damaging Het
Sdk2 A G 11: 113,742,626 (GRCm39) L761P probably damaging Het
Shroom3 C T 5: 93,090,864 (GRCm39) P1124S probably benign Het
Sirt4 A G 5: 115,617,705 (GRCm39) V317A probably benign Het
Skic3 T C 13: 76,266,466 (GRCm39) Y238H probably damaging Het
Slc12a2 G T 18: 58,029,426 (GRCm39) A271S probably benign Het
Slc6a9 A G 4: 117,721,210 (GRCm39) Y208C probably damaging Het
Snap23 T A 2: 120,414,752 (GRCm39) probably benign Het
Sra1 C T 18: 36,803,226 (GRCm39) probably benign Het
Srbd1 C T 17: 86,428,157 (GRCm39) D359N possibly damaging Het
Srp19 A G 18: 34,464,826 (GRCm39) Y22C probably damaging Het
Sstr4 T C 2: 148,238,003 (GRCm39) S205P probably damaging Het
Tbc1d30 C T 10: 121,103,479 (GRCm39) V518M probably damaging Het
Tlr4 A G 4: 66,758,652 (GRCm39) K482E probably benign Het
Tpm1 G A 9: 66,930,694 (GRCm39) L310F probably damaging Het
Trpm6 A G 19: 18,830,981 (GRCm39) Y1282C probably damaging Het
Tsc22d1 T A 14: 76,742,757 (GRCm39) L65* probably null Het
Ttc39c C A 18: 12,830,992 (GRCm39) A284D probably damaging Het
Txndc16 G A 14: 45,403,221 (GRCm39) H297Y probably benign Het
Utrn A T 10: 12,545,550 (GRCm39) D1698E probably benign Het
Vmn1r232 C T 17: 21,133,601 (GRCm39) R333H probably benign Het
Vmn2r14 A T 5: 109,365,486 (GRCm39) D529E possibly damaging Het
Vmn2r70 C T 7: 85,208,315 (GRCm39) V721I probably damaging Het
Zbtb18 A G 1: 177,276,119 (GRCm39) H484R probably damaging Het
Zc3h13 T A 14: 75,568,269 (GRCm39) S1187R possibly damaging Het
Zfhx4 T A 3: 5,468,381 (GRCm39) D2846E probably benign 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
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'- GCAGGGCAGAAATTATGTTCC -3'
(R):5'- GCACTGGATTTCTTGCTCCATG -3'

Sequencing Primer
(F):5'- TTATGTTCCCAGGCAAGACAG -3'
(R):5'- TCGGACTCAGAAATCTGCCTG -3'
Posted On 2017-12-01