Incidental Mutation 'R4757:Sv2b'
ID 358239
Institutional Source Beutler Lab
Gene Symbol Sv2b
Ensembl Gene ENSMUSG00000053025
Gene Name synaptic vesicle glycoprotein 2b
Synonyms A830038F04Rik
MMRRC Submission 041973-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R4757 (G1)
Quality Score 225
Status Not validated
Chromosome 7
Chromosomal Location 74764642-74959010 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 74773918 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Threonine to Alanine at position 518 (T518A)
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: T518A

PolyPhen 2 Score 0.312 (Sensitivity: 0.90; Specificity: 0.89)
SMART Domains Protein: ENSMUSP00000082254
Gene: ENSMUSG00000053025
AA Change: T518A

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: T518A

PolyPhen 2 Score 0.312 (Sensitivity: 0.90; Specificity: 0.89)
SMART Domains Protein: ENSMUSP00000127245
Gene: ENSMUSG00000053025
AA Change: T518A

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 benign
Transcript: ENSMUST00000206344
AA Change: T518A

PolyPhen 2 Score 0.312 (Sensitivity: 0.90; Specificity: 0.89)
Predicted Effect probably benign
Transcript: ENSMUST00000207001
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.5%
  • 10x: 97.0%
  • 20x: 94.5%
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: 76 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930550C14Rik A T 9: 53,336,830 (GRCm39) M45L probably benign Het
Abcb1a T A 5: 8,787,632 (GRCm39) V978D probably damaging Het
Acsm4 T C 7: 119,297,900 (GRCm39) V179A probably benign Het
Agtr1a C A 13: 30,565,842 (GRCm39) Y302* probably null Het
Akap9 T C 5: 4,058,382 (GRCm39) I1677T probably damaging Het
Ankk1 T A 9: 49,327,230 (GRCm39) M650L probably benign Het
Apod T A 16: 31,122,280 (GRCm39) N65Y probably damaging Het
Bcl2l1 T A 2: 152,624,178 (GRCm39) N197Y possibly damaging Het
Brpf1 A T 6: 113,292,072 (GRCm39) I373F probably damaging Het
Car13 T C 3: 14,726,615 (GRCm39) V257A probably damaging Het
Ccdc150 A T 1: 54,317,874 (GRCm39) H271L possibly damaging Het
Cit T A 5: 116,135,608 (GRCm39) I1836N probably damaging Het
Clec12b A G 6: 129,357,655 (GRCm39) S68P probably damaging Het
Col4a4 A G 1: 82,506,187 (GRCm39) F298L unknown Het
Crct1 G A 3: 92,922,093 (GRCm39) Q15* probably null Het
Creld1 A G 6: 113,469,208 (GRCm39) E346G probably benign Het
Ctnnal1 T A 4: 56,847,980 (GRCm39) H53L probably damaging Het
Cyb5d1 T C 11: 69,285,814 (GRCm39) D74G probably damaging Het
Deptor A T 15: 55,075,674 (GRCm39) S293C probably damaging Het
Dnajb12 A G 10: 59,728,592 (GRCm39) S187G probably benign Het
Duoxa2 G T 2: 122,131,072 (GRCm39) V78L possibly damaging Het
Fem1al A T 11: 29,775,454 (GRCm39) M1K probably null Het
Fhod1 C A 8: 106,074,443 (GRCm39) probably benign Het
Foxf2 C T 13: 31,810,172 (GRCm39) P37L unknown Het
Gabbr2 T C 4: 46,875,675 (GRCm39) N149S probably damaging Het
Gckr G T 5: 31,464,728 (GRCm39) M344I possibly damaging Het
Herc6 G A 6: 57,577,045 (GRCm39) probably null Het
Igf1 A T 10: 87,751,287 (GRCm39) E161V probably benign Het
Ighv8-13 T A 12: 115,729,268 (GRCm39) probably benign Het
Igkv6-14 A T 6: 70,412,426 (GRCm39) L12* probably null Het
Kpnb1 C T 11: 97,068,160 (GRCm39) S270N possibly damaging Het
Lingo1 A G 9: 56,527,209 (GRCm39) V460A probably benign Het
Lsm6 T C 8: 79,539,711 (GRCm39) probably null Het
Mccc1 C T 3: 36,050,066 (GRCm39) G42E probably benign Het
Mga A G 2: 119,734,120 (GRCm39) K323E possibly damaging Het
Mks1 A G 11: 87,753,850 (GRCm39) *562W probably null Het
Mrgpra4 T A 7: 47,630,686 (GRCm39) E305V probably damaging Het
Msh4 T A 3: 153,585,024 (GRCm39) H360L probably damaging Het
Mthfsd C T 8: 121,825,737 (GRCm39) probably null Het
Myl12a A T 17: 71,303,798 (GRCm39) F26L possibly damaging Het
Nedd4l A G 18: 65,298,676 (GRCm39) S343G probably damaging Het
Nlgn1 T A 3: 25,490,332 (GRCm39) D465V probably damaging Het
Nlgn1 C T 3: 25,490,507 (GRCm39) V407I possibly damaging Het
Npsr1 T C 9: 24,046,064 (GRCm39) V61A probably benign Het
Nrxn2 A G 19: 6,559,851 (GRCm39) D160G probably damaging Het
Or2p2 T C 13: 21,256,715 (GRCm39) Y252C probably damaging Het
Or52d3 T C 7: 104,229,404 (GRCm39) Y184H possibly damaging Het
Or5b107 A C 19: 13,143,277 (GRCm39) S300R probably benign Het
Or5b113 G T 19: 13,342,810 (GRCm39) A273S probably benign Het
Or9g4 A G 2: 85,504,664 (GRCm39) F277S probably damaging Het
Pbx1 C A 1: 168,023,450 (GRCm39) R235L probably damaging Het
Pcnx4 T C 12: 72,603,067 (GRCm39) V443A probably benign Het
Pde7b T C 10: 20,423,688 (GRCm39) T63A probably benign Het
Phf3 C T 1: 30,859,908 (GRCm39) G873D probably damaging Het
Phox2b A T 5: 67,256,197 (GRCm39) Y30N probably damaging Het
Plch2 T A 4: 155,080,690 (GRCm39) I599F possibly damaging Het
Plekha8 A G 6: 54,599,213 (GRCm39) E249G probably benign Het
Pou2af1 T A 9: 51,144,439 (GRCm39) Y118N possibly damaging Het
Ppp3cc T A 14: 70,455,635 (GRCm39) K489N possibly damaging Het
Sema4b T C 7: 79,866,577 (GRCm39) L219P probably damaging Het
Slc6a5 T G 7: 49,609,030 (GRCm39) V745G probably benign Het
Slf2 A G 19: 44,923,497 (GRCm39) M104V probably benign Het
Slx1b A G 7: 126,291,701 (GRCm39) V121A probably benign Het
Speer4e2 T A 5: 15,026,222 (GRCm39) H145L probably benign Het
Spen T A 4: 141,200,390 (GRCm39) K2746* probably null Het
Stxbp5l T C 16: 37,008,996 (GRCm39) Y681C probably damaging Het
Tgm7 A T 2: 120,926,870 (GRCm39) H426Q possibly damaging Het
Tlx2 A G 6: 83,046,900 (GRCm39) F54S probably benign Het
Trp53bp2 A T 1: 182,286,339 (GRCm39) M1060L probably benign Het
Trpv5 T A 6: 41,630,148 (GRCm39) E647D probably damaging Het
Tut1 G T 19: 8,936,672 (GRCm39) K165N possibly damaging Het
Tyro3 A G 2: 119,641,419 (GRCm39) K543E probably damaging Het
Vmn2r69 T A 7: 85,061,575 (GRCm39) Y133F probably damaging Het
Zfhx4 T A 3: 5,465,122 (GRCm39) V1785D possibly damaging Het
Zfp451 A G 1: 33,804,939 (GRCm39) L1037P probably damaging Het
Zscan29 A T 2: 120,991,392 (GRCm39) F799I 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
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
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'- CCTTGGTTTAACAGCAGCAG -3'
(R):5'- TCTAGGAACTTGAGCAGATTATCAC -3'

Sequencing Primer
(F):5'- CTTGGTTTAACAGCAGCAGATCCAG -3'
(R):5'- CATTTTTGGACAAACATCACTGTGAC -3'
Posted On 2015-11-11