Incidental Mutation 'R8752:Sv2b'
ID 663915
Institutional Source Beutler Lab
Gene Symbol Sv2b
Ensembl Gene ENSMUSG00000053025
Gene Name synaptic vesicle glycoprotein 2b
Synonyms A830038F04Rik
MMRRC Submission 068595-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R8752 (G1)
Quality Score 103.008
Status Validated
Chromosome 7
Chromosomal Location 74764642-74959010 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to A at 74855842 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Methionine to Isoleucine at position 149 (M149I)
Ref Sequence ENSEMBL: ENSMUSP00000082254 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000085164] [ENSMUST00000165175] [ENSMUST00000206344]
AlphaFold Q8BG39
Predicted Effect possibly damaging
Transcript: ENSMUST00000085164
AA Change: M149I

PolyPhen 2 Score 0.854 (Sensitivity: 0.83; Specificity: 0.93)
SMART Domains Protein: ENSMUSP00000082254
Gene: ENSMUSG00000053025
AA Change: M149I

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: M149I

PolyPhen 2 Score 0.854 (Sensitivity: 0.83; Specificity: 0.93)
SMART Domains Protein: ENSMUSP00000127245
Gene: ENSMUSG00000053025
AA Change: M149I

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: M149I

PolyPhen 2 Score 0.854 (Sensitivity: 0.83; Specificity: 0.93)
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.6%
  • 20x: 98.8%
Validation Efficiency 100% (55/55)
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: 59 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
1700012B07Rik T C 11: 109,704,396 (GRCm39) K82R probably damaging Het
Acad8 A T 9: 26,896,853 (GRCm39) M202K probably damaging Het
Adam29 A T 8: 56,325,328 (GRCm39) C375* probably null Het
Adat2 A T 10: 13,432,604 (GRCm39) E35D probably benign Het
Afm A C 5: 90,700,424 (GRCm39) E600D probably benign Het
Ahnak T A 19: 8,992,901 (GRCm39) D4728E probably damaging Het
Ak7 AAGGAG AAG 12: 105,713,476 (GRCm39) probably benign Het
Ankrd28 C A 14: 31,477,699 (GRCm39) probably benign Het
Ankrd31 A T 13: 96,916,879 (GRCm39) H131L probably damaging Het
Ano5 T C 7: 51,196,617 (GRCm39) F183L probably damaging Het
Asah1 G A 8: 41,813,314 (GRCm39) S33L possibly damaging Het
Catsperg2 T C 7: 29,404,744 (GRCm39) D773G possibly damaging Het
Ccdc47 A G 11: 106,095,818 (GRCm39) Y293H probably damaging Het
Cd302 A G 2: 60,102,529 (GRCm39) F30S probably damaging Het
Ces1c C G 8: 93,846,964 (GRCm39) A243P probably damaging Het
Deptor A T 15: 55,044,280 (GRCm39) T149S probably benign Het
Dnah14 G A 1: 181,455,581 (GRCm39) R902H probably benign Het
Dnah5 A G 15: 28,290,365 (GRCm39) I1252V probably benign Het
Dnah7c A G 1: 46,711,701 (GRCm39) I2643V probably benign Het
Dnajc4 C T 19: 6,966,801 (GRCm39) V177I probably benign Het
Efhc1 A T 1: 21,059,692 (GRCm39) N581Y probably benign Het
Espl1 A G 15: 102,214,759 (GRCm39) T767A probably damaging Het
Etv6 A G 6: 134,243,391 (GRCm39) E382G probably benign Het
Foxd4 A T 19: 24,878,094 (GRCm39) D35E probably damaging Het
Gata2 T C 6: 88,177,513 (GRCm39) V181A possibly damaging Het
Gm5114 A T 7: 39,057,927 (GRCm39) M564K probably damaging Het
Gpr45 A T 1: 43,071,842 (GRCm39) I162F possibly damaging Het
Hic1 A G 11: 75,060,206 (GRCm39) F47S probably benign Het
Hsf1 C A 15: 76,384,344 (GRCm39) S417* probably null Het
Id4 A T 13: 48,415,065 (GRCm39) H31L possibly damaging Het
Il12rb2 T C 6: 67,328,265 (GRCm39) S322G probably damaging Het
Lcn11 T C 2: 25,668,138 (GRCm39) Y99H probably damaging Het
Mipol1 G A 12: 57,372,367 (GRCm39) R142Q probably damaging Het
Mpp2 A G 11: 101,976,129 (GRCm39) S10P probably benign Het
Muc15 A T 2: 110,561,758 (GRCm39) N65Y possibly damaging Het
Nav3 T C 10: 109,596,165 (GRCm39) probably benign Het
Ndst3 C T 3: 123,342,684 (GRCm39) R709Q probably damaging Het
Nek11 G T 9: 105,225,207 (GRCm39) Q102K probably benign Het
Nhsl1 A G 10: 18,407,113 (GRCm39) N1416D probably benign Het
Or13p3 A C 4: 118,567,083 (GRCm39) T160P probably damaging Het
Or2v1 T A 11: 49,025,505 (GRCm39) V162E possibly damaging Het
Or4c111 T C 2: 88,844,231 (GRCm39) Y59C probably damaging Het
Or5p72 T C 7: 108,022,480 (GRCm39) I234T probably benign Het
Or5w20 T C 2: 87,726,591 (GRCm39) I16T possibly damaging Het
Parp4 G T 14: 56,886,073 (GRCm39) E1717D unknown Het
Pla2g4d A T 2: 120,099,248 (GRCm39) probably null Het
Pramel52-ps A T 5: 94,529,354 (GRCm39) R41S possibly damaging Het
Psmc2 A G 5: 22,001,533 (GRCm39) I107V probably benign Het
Rhod G T 19: 4,476,121 (GRCm39) T210N probably damaging Het
Setx A T 2: 29,048,992 (GRCm39) D2006V probably damaging Het
Sfpq T A 4: 126,919,969 (GRCm39) M541K possibly damaging Het
Sorbs1 C T 19: 40,349,872 (GRCm39) probably null Het
Svil T A 18: 5,060,366 (GRCm39) probably benign Het
Vmn1r216 G T 13: 23,283,880 (GRCm39) V188F probably damaging Het
Vmn2r27 A G 6: 124,201,018 (GRCm39) F313S probably benign Het
Vmn2r44 A G 7: 8,370,805 (GRCm39) F747S probably damaging Het
Vmn2r95 T C 17: 18,661,738 (GRCm39) S495P probably damaging Het
Xpo5 C T 17: 46,547,838 (GRCm39) probably benign Het
Zscan20 A C 4: 128,479,480 (GRCm39) C1004G 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
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
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'- GGATATCCAACAGTGACAAGCTATAC -3'
(R):5'- CTAAGCAGACCAAGATGGCG -3'

Sequencing Primer
(F):5'- CCAACAGTGACAAGCTATACGTGTG -3'
(R):5'- GGCCAGGCAGACTTGATG -3'
Posted On 2021-03-08