Incidental Mutation 'R4035:Mfsd2b'
ID 313690
Institutional Source Beutler Lab
Gene Symbol Mfsd2b
Ensembl Gene ENSMUSG00000037336
Gene Name MFSD2 lysolipid transporter B, sphingolipid
Synonyms Gm1964, major facilitator superfamily domain containing 2B
MMRRC Submission 041613-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R4035 (G1)
Quality Score 225
Status Validated
Chromosome 12
Chromosomal Location 4912440-4924359 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 4920578 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Serine to Proline at position 80 (S80P)
Ref Sequence ENSEMBL: ENSMUSP00000114977 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000045921] [ENSMUST00000085790] [ENSMUST00000137337] [ENSMUST00000147241]
AlphaFold no structure available at present
Predicted Effect probably damaging
Transcript: ENSMUST00000045921
AA Change: S80P

PolyPhen 2 Score 0.986 (Sensitivity: 0.74; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000045315
Gene: ENSMUSG00000037336
AA Change: S80P

DomainStartEndE-ValueType
Pfam:MFS_2 33 472 4.6e-74 PFAM
low complexity region 476 490 N/A INTRINSIC
Predicted Effect probably damaging
Transcript: ENSMUST00000085790
AA Change: S80P

PolyPhen 2 Score 0.986 (Sensitivity: 0.74; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000082945
Gene: ENSMUSG00000037336
AA Change: S80P

DomainStartEndE-ValueType
Pfam:MFS_2 32 346 2.2e-56 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000125344
Predicted Effect probably benign
Transcript: ENSMUST00000137337
SMART Domains Protein: ENSMUSP00000117057
Gene: ENSMUSG00000037336

DomainStartEndE-ValueType
Pfam:MFS_2 1 368 1.1e-59 PFAM
low complexity region 373 387 N/A INTRINSIC
Predicted Effect noncoding transcript
Transcript: ENSMUST00000143446
Predicted Effect probably damaging
Transcript: ENSMUST00000147241
AA Change: S80P

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000114977
Gene: ENSMUSG00000037336
AA Change: S80P

DomainStartEndE-ValueType
Pfam:MFS_2 33 110 3.1e-13 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000150764
Predicted Effect noncoding transcript
Transcript: ENSMUST00000153676
Meta Mutation Damage Score 0.1221 question?
Coding Region Coverage
  • 1x: 99.1%
  • 3x: 98.5%
  • 10x: 97.1%
  • 20x: 94.5%
Validation Efficiency 100% (51/51)
MGI Phenotype PHENOTYPE: Homozygous KO reduces sphingosine-1-phosphate export from, and increases its accumulation in, red blood cells and platelets, and leads to reduced leukocyte, reticulocyte, and erythrocyte cell numbers. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 52 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
1700013D24Rik A G 6: 124,333,879 (GRCm39) F34L probably benign Het
Abcb8 A G 5: 24,605,619 (GRCm39) S168G probably benign Het
Ano5 A G 7: 51,216,233 (GRCm39) probably benign Het
Api5 C T 2: 94,255,958 (GRCm39) R243Q possibly damaging Het
Bhlhe41 A G 6: 145,808,754 (GRCm39) S353P probably benign Het
Ccdc88c G A 12: 100,896,783 (GRCm39) A1389V possibly damaging Het
Cep350 T C 1: 155,835,541 (GRCm39) T52A probably benign Het
Coro2b A G 9: 62,333,071 (GRCm39) probably benign Het
Ctcf A T 8: 106,390,789 (GRCm39) E132V possibly damaging Het
Cwf19l2 A T 9: 3,456,803 (GRCm39) H712L probably benign Het
Cxcl2 A T 5: 91,052,272 (GRCm39) Q87L possibly damaging Het
Dop1a T C 9: 86,376,486 (GRCm39) V240A probably damaging Het
Etfdh C T 3: 79,521,018 (GRCm39) V294I probably benign Het
Fnip2 C T 3: 79,386,808 (GRCm39) V973I probably benign Het
Fyco1 T C 9: 123,630,348 (GRCm39) T1286A probably benign Het
Gbp10 T A 5: 105,372,324 (GRCm39) E145D possibly damaging Het
Gsdme A T 6: 50,206,428 (GRCm39) N138K possibly damaging Het
Hcn4 A G 9: 58,751,172 (GRCm39) D266G probably benign Het
Henmt1 T C 3: 108,866,001 (GRCm39) V199A probably damaging Het
Hmcn2 A T 2: 31,226,624 (GRCm39) K200* probably null Het
Hmgcr C G 13: 96,787,571 (GRCm39) L852F probably damaging Het
Ifi203 T A 1: 173,757,040 (GRCm39) probably benign Het
Isl2 A G 9: 55,449,754 (GRCm39) S119G probably benign Het
Krba1 A G 6: 48,388,614 (GRCm39) N538D probably damaging Het
Lcorl A T 5: 45,891,383 (GRCm39) N323K possibly damaging Het
Ndst4 C T 3: 125,232,385 (GRCm39) T318M probably damaging Het
Nlrp4f T C 13: 65,341,821 (GRCm39) N608S probably benign Het
Nolc1 GCA GCACCA 19: 46,069,797 (GRCm39) probably benign Het
Or6d12 A G 6: 116,493,590 (GRCm39) N284S possibly damaging Het
Or8b4 G A 9: 37,829,937 (GRCm39) probably benign Het
Osbpl2 G A 2: 179,803,353 (GRCm39) R475H probably damaging Het
Ppfibp1 A G 6: 146,898,334 (GRCm39) K97E probably damaging Het
Pramel26 T A 4: 143,537,026 (GRCm39) D435V probably benign Het
Prpsap1 A T 11: 116,363,834 (GRCm39) M263K probably benign Het
Prtg G T 9: 72,749,991 (GRCm39) E132* probably null Het
Ptch1 T G 13: 63,672,773 (GRCm39) E944A probably benign Het
Rttn T C 18: 89,013,777 (GRCm39) V482A probably benign Het
Samsn1 A G 16: 75,706,073 (GRCm39) M1T probably null Het
Scel A G 14: 103,767,440 (GRCm39) N33S probably damaging Het
Sema4g A T 19: 44,989,853 (GRCm39) Y644F probably damaging Het
Slc39a10 G A 1: 46,851,234 (GRCm39) T752M probably damaging Het
Snx27 T C 3: 94,431,551 (GRCm39) D281G probably damaging Het
Spesp1 T A 9: 62,180,318 (GRCm39) I197L probably benign Het
Srsf4 C T 4: 131,627,413 (GRCm39) probably benign Het
Tpgs1 A G 10: 79,505,199 (GRCm39) probably null Het
Trpc2 G A 7: 101,733,711 (GRCm39) S220N probably damaging Het
Ttk C A 9: 83,736,890 (GRCm39) P450T possibly damaging Het
Ttn T G 2: 76,740,165 (GRCm39) Q3458P probably benign Het
Ube2z A G 11: 95,951,893 (GRCm39) F152L probably damaging Het
Utp20 C T 10: 88,598,668 (GRCm39) V103I probably benign Het
Zfa-ps T A 10: 52,420,636 (GRCm39) noncoding transcript Het
Zfp267 T G 3: 36,218,989 (GRCm39) H337Q possibly damaging Het
Other mutations in Mfsd2b
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01810:Mfsd2b APN 12 4,916,469 (GRCm39) missense possibly damaging 0.63
IGL03188:Mfsd2b APN 12 4,916,538 (GRCm39) splice site probably null
IGL03339:Mfsd2b APN 12 4,924,335 (GRCm39) start codon destroyed probably null
R0142:Mfsd2b UTSW 12 4,916,234 (GRCm39) missense probably benign 0.11
R1468:Mfsd2b UTSW 12 4,920,536 (GRCm39) nonsense probably null
R1468:Mfsd2b UTSW 12 4,920,536 (GRCm39) nonsense probably null
R1535:Mfsd2b UTSW 12 4,920,605 (GRCm39) missense probably damaging 1.00
R1718:Mfsd2b UTSW 12 4,919,037 (GRCm39) missense probably damaging 1.00
R1894:Mfsd2b UTSW 12 4,919,155 (GRCm39) missense probably damaging 0.99
R2127:Mfsd2b UTSW 12 4,917,659 (GRCm39) missense probably benign 0.01
R2392:Mfsd2b UTSW 12 4,915,164 (GRCm39) missense possibly damaging 0.73
R3737:Mfsd2b UTSW 12 4,920,578 (GRCm39) missense probably damaging 1.00
R3738:Mfsd2b UTSW 12 4,920,578 (GRCm39) missense probably damaging 1.00
R3739:Mfsd2b UTSW 12 4,920,578 (GRCm39) missense probably damaging 1.00
R3956:Mfsd2b UTSW 12 4,916,848 (GRCm39) missense probably damaging 1.00
R4244:Mfsd2b UTSW 12 4,924,356 (GRCm39) utr 5 prime probably benign
R4595:Mfsd2b UTSW 12 4,915,807 (GRCm39) missense possibly damaging 0.87
R4667:Mfsd2b UTSW 12 4,917,636 (GRCm39) missense probably benign 0.01
R4723:Mfsd2b UTSW 12 4,918,992 (GRCm39) missense probably benign 0.03
R5126:Mfsd2b UTSW 12 4,916,183 (GRCm39) missense probably benign 0.30
R5145:Mfsd2b UTSW 12 4,915,908 (GRCm39) unclassified probably benign
R5890:Mfsd2b UTSW 12 4,917,651 (GRCm39) missense probably damaging 1.00
R5976:Mfsd2b UTSW 12 4,916,522 (GRCm39) missense probably damaging 1.00
R6753:Mfsd2b UTSW 12 4,917,358 (GRCm39) missense possibly damaging 0.90
R6912:Mfsd2b UTSW 12 4,920,611 (GRCm39) nonsense probably null
R7182:Mfsd2b UTSW 12 4,916,157 (GRCm39) critical splice donor site probably null
R7472:Mfsd2b UTSW 12 4,916,481 (GRCm39) missense probably damaging 1.00
R8429:Mfsd2b UTSW 12 4,916,487 (GRCm39) missense possibly damaging 0.90
R8559:Mfsd2b UTSW 12 4,921,471 (GRCm39) missense possibly damaging 0.63
R8992:Mfsd2b UTSW 12 4,921,490 (GRCm39) missense probably benign
R9410:Mfsd2b UTSW 12 4,915,747 (GRCm39) missense probably damaging 1.00
R9474:Mfsd2b UTSW 12 4,916,820 (GRCm39) missense possibly damaging 0.91
X0062:Mfsd2b UTSW 12 4,915,170 (GRCm39) missense probably benign 0.01
Z1176:Mfsd2b UTSW 12 4,916,530 (GRCm39) critical splice acceptor site probably null
Z1177:Mfsd2b UTSW 12 4,915,794 (GRCm39) missense probably damaging 0.99
Predicted Primers PCR Primer
(F):5'- CTGACCTGGCTCATCTACAC -3'
(R):5'- AGTGGTTCTGATGTCCCTCAG -3'

Sequencing Primer
(F):5'- TGGCTCATCTACACTGCACAGG -3'
(R):5'- TCTGATGTCCCTCAGAGGAG -3'
Posted On 2015-04-30