Incidental Mutation 'R1520:Sv2b'
ID 167374
Institutional Source Beutler Lab
Gene Symbol Sv2b
Ensembl Gene ENSMUSG00000053025
Gene Name synaptic vesicle glycoprotein 2b
Synonyms A830038F04Rik
MMRRC Submission 039564-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R1520 (G1)
Quality Score 225
Status Not validated
Chromosome 7
Chromosomal Location 74764642-74959010 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 74807077 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Leucine to Proline at position 191 (L191P)
Ref Sequence ENSEMBL: ENSMUSP00000146049 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000085164] [ENSMUST00000165175] [ENSMUST00000206344]
AlphaFold Q8BG39
Predicted Effect probably damaging
Transcript: ENSMUST00000085164
AA Change: L191P

PolyPhen 2 Score 0.983 (Sensitivity: 0.75; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000082254
Gene: ENSMUSG00000053025
AA Change: L191P

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: L191P

PolyPhen 2 Score 0.983 (Sensitivity: 0.75; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000127245
Gene: ENSMUSG00000053025
AA Change: L191P

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: L191P

PolyPhen 2 Score 0.983 (Sensitivity: 0.75; Specificity: 0.96)
Predicted Effect noncoding transcript
Transcript: ENSMUST00000206675
Predicted Effect noncoding transcript
Transcript: ENSMUST00000206845
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.5%
  • 10x: 96.9%
  • 20x: 94.4%
Validation Efficiency
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
Abca7 A G 10: 79,844,664 (GRCm39) N1491S possibly damaging Het
Abcb1b G A 5: 8,864,768 (GRCm39) A249T probably damaging Het
Acacb A G 5: 114,340,001 (GRCm39) D804G possibly damaging Het
Agpat3 A T 10: 78,123,857 (GRCm39) M1K probably null Het
Akr1c12 A C 13: 4,326,298 (GRCm39) I61R probably damaging Het
Antxr2 G A 5: 98,108,551 (GRCm39) A320V probably benign Het
Aoc1l2 T A 6: 48,908,231 (GRCm39) Y410* probably null Het
Arhgef1 A G 7: 24,619,129 (GRCm39) R454G probably damaging Het
C1ql4 T C 15: 98,985,548 (GRCm39) H21R probably benign Het
Celsr3 T C 9: 108,725,857 (GRCm39) S3029P probably damaging Het
Chaf1a T C 17: 56,354,302 (GRCm39) C191R unknown Het
Corin A C 5: 72,488,238 (GRCm39) C627G probably damaging Het
Cyp3a11 T C 5: 145,799,263 (GRCm39) Y308C probably damaging Het
Cyp4a32 A G 4: 115,471,849 (GRCm39) N420S probably damaging Het
Eftud2 A G 11: 102,730,266 (GRCm39) S889P probably damaging Het
Eng A G 2: 32,562,953 (GRCm39) H267R probably benign Het
Ep400 A G 5: 110,839,644 (GRCm39) probably benign Het
Fmo9 G T 1: 166,495,024 (GRCm39) H292Q probably benign Het
Frmpd4 T C X: 166,275,949 (GRCm39) S373G probably damaging Het
Fsip2 T A 2: 82,811,058 (GRCm39) I2459K possibly damaging Het
Gbp5 A T 3: 142,213,775 (GRCm39) H523L probably damaging Het
Gpr65 T C 12: 98,241,434 (GRCm39) V29A probably benign Het
Igkv7-33 T A 6: 70,036,132 (GRCm39) probably benign Het
Iqcc G A 4: 129,510,762 (GRCm39) T251I possibly damaging Het
Jund A G 8: 71,151,923 (GRCm39) T73A probably benign Het
Kif14 A G 1: 136,431,062 (GRCm39) D1153G probably benign Het
Mcm8 T C 2: 132,681,375 (GRCm39) V617A probably benign Het
Mdga1 A G 17: 30,065,493 (GRCm39) F646L probably benign Het
Morc3 A G 16: 93,641,129 (GRCm39) K54E probably damaging Het
Mutyh T C 4: 116,674,749 (GRCm39) L357P probably damaging Het
Mylk4 T C 13: 32,896,821 (GRCm39) probably null Het
Or4k41 G A 2: 111,279,619 (GRCm39) V45I probably benign Het
Osbpl3 T A 6: 50,323,411 (GRCm39) D224V possibly damaging Het
Parp4 T C 14: 56,835,863 (GRCm39) I469T probably damaging Het
Pkd1l2 A G 8: 117,772,898 (GRCm39) V1043A probably benign Het
Plod3 A G 5: 137,020,165 (GRCm39) N460S probably damaging Het
Preb A G 5: 31,115,868 (GRCm39) F192L probably benign Het
Prkra T C 2: 76,469,622 (GRCm39) T146A possibly damaging Het
Pwwp4a G T X: 72,171,261 (GRCm39) G218C probably damaging Het
Rag2 T C 2: 101,460,476 (GRCm39) I262T probably damaging Het
Rgr A G 14: 36,766,672 (GRCm39) W125R probably damaging Het
Rit1 T A 3: 88,636,620 (GRCm39) F211I probably benign Het
Sc5d C T 9: 42,169,946 (GRCm39) V92I probably benign Het
Serinc2 C T 4: 130,154,543 (GRCm39) V234I probably benign Het
Srp54b T C 12: 55,304,354 (GRCm39) M434T possibly damaging Het
Srrt C A 5: 137,297,028 (GRCm39) R69L probably damaging Het
Tcf12 C A 9: 71,790,388 (GRCm39) probably null Het
Tmem273 A T 14: 32,527,083 (GRCm39) probably benign Het
Tmem87b T C 2: 128,681,176 (GRCm39) probably null Het
Ttn T C 2: 76,647,392 (GRCm39) E11031G possibly damaging Het
Uaca A T 9: 60,778,663 (GRCm39) T1017S probably benign Het
Urb1 C A 16: 90,571,633 (GRCm39) V1059L probably benign Het
V1rd19 G A 7: 23,702,623 (GRCm39) A30T probably damaging Het
Vldlr C T 19: 27,217,943 (GRCm39) L91F probably damaging Het
Vldlr G T 19: 27,224,466 (GRCm39) A770S possibly damaging Het
Vmn2r80 A G 10: 79,030,594 (GRCm39) T807A probably damaging Het
Wwox C T 8: 115,438,873 (GRCm39) P313L probably benign Het
Zap70 T C 1: 36,810,036 (GRCm39) S49P probably damaging Het
Zfp317 A G 9: 19,559,144 (GRCm39) I453V possibly 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
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
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'- ACCAGCAATGAGGCTTTCCCTACA -3'
(R):5'- CCAATGCTCCTGGTCTTGGGTTAGT -3'

Sequencing Primer
(F):5'- cacttctacccaccaagcc -3'
(R):5'- GGTTAGTTCACTACAAAGCCCAAG -3'
Posted On 2014-04-13