Incidental Mutation 'R4744:Sv2b'
ID 356580
Institutional Source Beutler Lab
Gene Symbol Sv2b
Ensembl Gene ENSMUSG00000053025
Gene Name synaptic vesicle glycoprotein 2b
Synonyms A830038F04Rik
MMRRC Submission 042027-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R4744 (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 74856266 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Aspartic acid to Glycine at position 8 (D8G)
Ref Sequence ENSEMBL: ENSMUSP00000146049 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000085164] [ENSMUST00000165175] [ENSMUST00000206344]
AlphaFold Q8BG39
Predicted Effect probably benign
Transcript: ENSMUST00000085164
AA Change: D8G

PolyPhen 2 Score 0.012 (Sensitivity: 0.96; Specificity: 0.78)
SMART Domains Protein: ENSMUSP00000082254
Gene: ENSMUSG00000053025
AA Change: D8G

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 benign
Transcript: ENSMUST00000165175
AA Change: D8G

PolyPhen 2 Score 0.012 (Sensitivity: 0.96; Specificity: 0.78)
SMART Domains Protein: ENSMUSP00000127245
Gene: ENSMUSG00000053025
AA Change: D8G

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 noncoding transcript
Transcript: ENSMUST00000206236
Predicted Effect probably benign
Transcript: ENSMUST00000206344
AA Change: D8G

PolyPhen 2 Score 0.012 (Sensitivity: 0.96; Specificity: 0.78)
Meta Mutation Damage Score 0.0667 question?
Coding Region Coverage
  • 1x: 99.1%
  • 3x: 98.5%
  • 10x: 96.9%
  • 20x: 94.3%
Validation Efficiency 99% (82/83)
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: 70 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930519G04Rik T C 5: 115,017,617 (GRCm39) S143P possibly damaging Het
4933427D14Rik T C 11: 72,066,365 (GRCm39) K614E probably damaging Het
Aatk A G 11: 119,906,948 (GRCm39) M155T possibly damaging Het
Acvr2b T C 9: 119,260,328 (GRCm39) L333P probably damaging Het
Adam22 T C 5: 8,128,699 (GRCm39) E865G probably damaging Het
Add2 A G 6: 86,087,870 (GRCm39) S358G probably damaging Het
Agap2 T C 10: 126,926,072 (GRCm39) probably null Het
Alkbh8 G A 9: 3,344,604 (GRCm39) W49* probably null Het
AU015228 A T 2: 129,942,549 (GRCm39) noncoding transcript Het
Bank1 G T 3: 135,953,450 (GRCm39) R102S probably benign Het
Brap T A 5: 121,800,193 (GRCm39) D27E probably damaging Het
Cyb5r2 G T 7: 107,349,484 (GRCm39) H276N possibly damaging Het
Dhh A G 15: 98,792,139 (GRCm39) F290L possibly damaging Het
Dhrs7 T A 12: 72,699,025 (GRCm39) N319I possibly damaging Het
Ebpl A G 14: 61,597,682 (GRCm39) V53A probably damaging Het
Eif3j2 TGCCGCCGCCGCCGCCGCCGCCGCCGCC TGCCGCCGCCGCCGCCGCCGCCGCC 18: 43,610,782 (GRCm39) probably benign Het
Etnk1 A C 6: 143,132,319 (GRCm39) N220T probably damaging Het
F11r T A 1: 171,288,166 (GRCm39) V64D probably benign Het
Fam171a1 T C 2: 3,225,946 (GRCm39) S360P probably damaging Het
Fignl1 A G 11: 11,751,585 (GRCm39) M490T probably damaging Het
Fpr-rs7 A T 17: 20,334,265 (GRCm39) M75K probably benign Het
Fzd7 T A 1: 59,523,595 (GRCm39) F493I possibly damaging Het
Galnt14 G T 17: 73,814,828 (GRCm39) P412T probably damaging Het
Gcg T A 2: 62,308,975 (GRCm39) S60C probably damaging Het
Ggt1 A G 10: 75,421,733 (GRCm39) K527E probably benign Het
Gm16551 T A 9: 74,758,153 (GRCm39) noncoding transcript Het
Gm9972 A G 11: 42,927,517 (GRCm39) K55E unknown Het
Gpr141 T A 13: 19,935,884 (GRCm39) D297V probably benign Het
Grin2b G A 6: 135,755,697 (GRCm39) S539L probably damaging Het
Hhipl1 A T 12: 108,286,238 (GRCm39) N515I possibly damaging Het
Hmcn1 T G 1: 150,453,363 (GRCm39) E5317D probably damaging Het
Hsf5 T A 11: 87,513,617 (GRCm39) N227K probably benign Het
Igfn1 A T 1: 135,910,196 (GRCm39) D129E probably benign Het
Invs T C 4: 48,397,609 (GRCm39) F339L probably damaging Het
Jak2 T A 19: 29,239,656 (GRCm39) S17T probably benign Het
Mdga2 T A 12: 66,844,501 (GRCm39) I166F probably benign Het
Nck1 T C 9: 100,388,797 (GRCm39) I6V probably benign Het
Neb T C 2: 52,040,589 (GRCm39) D6624G probably benign Het
Nmur2 A G 11: 55,931,661 (GRCm39) Y17H probably benign Het
Nwd2 T C 5: 63,964,310 (GRCm39) L1298P probably damaging Het
Ocel1 A G 8: 71,825,397 (GRCm39) E161G probably damaging Het
Or1j16 A T 2: 36,530,991 (GRCm39) probably null Het
Pabpc2 A G 18: 39,907,881 (GRCm39) Y382C probably benign Het
Panx1 A G 9: 14,921,594 (GRCm39) probably benign Het
Pdhx A T 2: 102,872,641 (GRCm39) V147D probably benign Het
Pigz A T 16: 31,764,151 (GRCm39) H403L probably damaging Het
Pilra T C 5: 137,833,769 (GRCm39) probably null Het
Rbm47 T C 5: 66,184,036 (GRCm39) D189G probably damaging Het
Rhobtb2 A G 14: 70,031,451 (GRCm39) L558P probably damaging Het
Scarf2 G A 16: 17,621,380 (GRCm39) R322H probably damaging Het
Septin3 T C 15: 82,174,658 (GRCm39) probably null Het
Sirt2 T C 7: 28,476,438 (GRCm39) F26L probably damaging Het
Slc1a1 A T 19: 28,871,925 (GRCm39) T133S probably benign Het
Slc1a2 A G 2: 102,568,214 (GRCm39) I84V probably benign Het
Slc28a2b A T 2: 122,353,286 (GRCm39) K489* probably null Het
Slc6a9 A T 4: 117,725,092 (GRCm39) Q562L probably benign Het
Snx29 C T 16: 11,167,773 (GRCm39) Q25* probably null Het
St6galnac6 A G 2: 32,508,555 (GRCm39) I231V probably damaging Het
Stard9 A G 2: 120,526,604 (GRCm39) T954A probably benign Het
Sufu A G 19: 46,472,069 (GRCm39) M443V possibly damaging Het
Tapbpl G A 6: 125,205,248 (GRCm39) R233W probably damaging Het
Tex10 A G 4: 48,469,990 (GRCm39) L25S probably benign Het
Trp53bp1 A T 2: 121,041,794 (GRCm39) V1254D probably damaging Het
Ugt3a1 T A 15: 9,310,639 (GRCm39) I307N probably benign Het
Unc13c T C 9: 73,839,126 (GRCm39) D575G probably damaging Het
Usf2 A T 7: 30,654,197 (GRCm39) D166E probably damaging Het
Usp25 T A 16: 76,911,877 (GRCm39) L969M probably damaging Het
Usp32 G A 11: 84,885,219 (GRCm39) P1276L probably damaging Het
Vmn2r8 T A 5: 108,956,447 (GRCm39) E58D probably benign Het
Zfp462 G T 4: 55,011,598 (GRCm39) C40F 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
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
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'- TGGTCTGCTTAGACTTGACATC -3'
(R):5'- CCAGCACAAAAGGCTACTTAGG -3'

Sequencing Primer
(F):5'- TGCTTAGACTTGACATCATCTGG -3'
(R):5'- CAGCACAAAAGGCTACTTAGGTTGTC -3'
Posted On 2015-11-11