Incidental Mutation 'R8081:Npc1l1'
ID 629360
Institutional Source Beutler Lab
Gene Symbol Npc1l1
Ensembl Gene ENSMUSG00000020447
Gene Name NPC1 like intracellular cholesterol transporter 1
Synonyms Niemann-Pick disease, type C1, 9130221N23Rik
MMRRC Submission 067514-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.098) question?
Stock # R8081 (G1)
Quality Score 225.009
Status Not validated
Chromosome 11
Chromosomal Location 6161013-6180143 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to C at 6167768 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Glutamine to Glutamic Acid at position 1008 (Q1008E)
Ref Sequence ENSEMBL: ENSMUSP00000004505 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000004505]
AlphaFold no structure available at present
Predicted Effect probably benign
Transcript: ENSMUST00000004505
AA Change: Q1008E

PolyPhen 2 Score 0.014 (Sensitivity: 0.96; Specificity: 0.79)
SMART Domains Protein: ENSMUSP00000004505
Gene: ENSMUSG00000020447
AA Change: Q1008E

DomainStartEndE-ValueType
signal peptide 1 20 N/A INTRINSIC
Pfam:NPC1_N 28 283 8.7e-74 PFAM
low complexity region 294 307 N/A INTRINSIC
transmembrane domain 348 370 N/A INTRINSIC
Pfam:Patched 385 897 4.7e-52 PFAM
Pfam:Sterol-sensing 661 815 5.7e-55 PFAM
Pfam:MMPL 665 830 2.3e-11 PFAM
Pfam:Patched 1063 1268 6.2e-34 PFAM
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.7%
  • 10x: 98.9%
  • 20x: 95.7%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The protein encoded by this gene is a multi-pass membrane protein. It contains a conserved N-terminal Niemann-Pick C1 (NPC1) domain and a putative sterol-sensing domain (SSD) which includes a YQRL motif functioning as a plasma membrane to trans-Golgi network transport signal in other proteins. This protein takes up free cholesterol into cells through vesicular endocytosis and plays a critical role in the absorption of intestinal cholesterol. It also has the ability to transport alpha-tocopherol (vitamin E). The drug ezetimibe targets this protein and inhibits the absorption of intestinal cholesterol and alpha-tocopherol. In addition, this protein may play a critical role in regulating lipid metabolism. Polymorphic variations in this gene are associated with plasma total cholesterol and low-density lipoprotein cholesterol (LDL-C) levels and coronary heart disease (CHD) risk. Alternatively spliced transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Oct 2009]
PHENOTYPE: Mice homozygous for a targeted null mutation exhibit normal intestinal development, fertility and plasma cholesterol and triglyceride levels; however, intestinal cholesterol absorption was substantially reduced. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 67 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
1700003E16Rik A T 6: 83,138,313 (GRCm39) E119V probably damaging Het
Adamts2 A T 11: 50,668,004 (GRCm39) D522V probably damaging Het
Agtpbp1 A T 13: 59,676,221 (GRCm39) L183* probably null Het
Arhgap10 T C 8: 78,109,375 (GRCm39) I403V possibly damaging Het
Arhgef11 T C 3: 87,632,949 (GRCm39) S687P probably damaging Het
Cdhr1 C T 14: 36,815,967 (GRCm39) V144I probably benign Het
Cdk20 A G 13: 64,586,766 (GRCm39) I339V probably benign Het
Ceacam13 A G 7: 17,747,113 (GRCm39) K189E probably damaging Het
Cep290 C T 10: 100,394,038 (GRCm39) Q2082* probably null Het
Cgrrf1 A G 14: 47,091,468 (GRCm39) T331A probably benign Het
Cntn4 G A 6: 106,651,568 (GRCm39) V706I possibly damaging Het
Csrnp2 T C 15: 100,387,462 (GRCm39) D2G probably damaging Het
Cux2 A G 5: 122,007,519 (GRCm39) I714T probably benign Het
Cx3cr1 C T 9: 119,880,878 (GRCm39) E175K possibly damaging Het
Dennd1c G A 17: 57,381,139 (GRCm39) P163L possibly damaging Het
Dhtkd1 C T 2: 5,928,919 (GRCm39) E251K probably damaging Het
Epas1 C T 17: 87,136,797 (GRCm39) P787S probably benign Het
Epha2 T C 4: 141,049,605 (GRCm39) V737A probably damaging Het
Fam50b G A 13: 34,931,084 (GRCm39) E187K possibly damaging Het
Fcsk T A 8: 111,615,783 (GRCm39) R515S probably benign Het
Fscb A T 12: 64,518,802 (GRCm39) M888K unknown Het
Gldc ACGACC AC 19: 30,135,987 (GRCm39) probably null Het
Gm14443 A T 2: 175,012,238 (GRCm39) C69* probably null Het
Gm19668 G A 10: 77,634,420 (GRCm39) A183V unknown Het
Gm49368 A G 7: 127,726,280 (GRCm39) R1231G unknown Het
Grin2c T C 11: 115,140,719 (GRCm39) Y1133C probably damaging Het
H3c13 C A 3: 96,176,309 (GRCm39) Y100* probably null Het
Hydin T C 8: 111,092,101 (GRCm39) S425P possibly damaging Het
Ifnl3 T C 7: 28,223,682 (GRCm39) S173P probably damaging Het
Igkv4-63 A T 6: 69,355,018 (GRCm39) S88T possibly damaging Het
Klhl5 C A 5: 65,320,268 (GRCm39) N607K possibly damaging Het
Lag3 A T 6: 124,882,410 (GRCm39) L362* probably null Het
Lats2 C A 14: 57,937,968 (GRCm39) G174C probably damaging Het
Mcm6 T C 1: 128,265,905 (GRCm39) E622G probably damaging Het
Med13l C A 5: 118,866,333 (GRCm39) H462Q probably damaging Het
Mrpl53 T A 6: 83,086,159 (GRCm39) F23I probably damaging Het
Muc5b T G 7: 141,417,743 (GRCm39) I3563S possibly damaging Het
Myo16 A C 8: 10,372,743 (GRCm39) L147F unknown Het
Npy4r A G 14: 33,868,524 (GRCm39) S255P probably damaging Het
Nup210 T C 6: 91,053,657 (GRCm39) N287D probably benign Het
Opn3 T A 1: 175,493,135 (GRCm39) H143L probably damaging Het
Or12e7 G T 2: 87,287,513 (GRCm39) M1I probably null Het
Or12j3 A T 7: 139,952,972 (GRCm39) L184M probably damaging Het
Or12j5 A T 7: 140,084,369 (GRCm39) M1K probably null Het
Or4k2 T A 14: 50,423,825 (GRCm39) N284I probably damaging Het
Or5ap2b-ps1 C T 2: 85,693,839 (GRCm39) P28L probably damaging Het
Pdcd7 C T 9: 65,253,967 (GRCm39) R182C probably damaging Het
Peg10 GC GCTCC 6: 4,756,452 (GRCm39) probably benign Het
Picalm T A 7: 89,840,451 (GRCm39) L540* probably null Het
Ppp1r21 T A 17: 88,866,272 (GRCm39) I356N probably damaging Het
Rgs6 C T 12: 83,094,347 (GRCm39) Q67* probably null Het
Ripor2 C A 13: 24,897,683 (GRCm39) Q794K probably benign Het
Rnf216 A T 5: 143,013,719 (GRCm39) I702N probably damaging Het
Robo4 T C 9: 37,316,936 (GRCm39) L417P probably damaging Het
Samhd1 A T 2: 156,943,358 (GRCm39) C605* probably null Het
Scaper C T 9: 55,823,330 (GRCm39) G22D unknown Het
Senp5 T C 16: 31,784,577 (GRCm39) T692A probably damaging Het
Six6 G T 12: 72,986,875 (GRCm39) G16W probably damaging Het
Slc38a8 A T 8: 120,212,269 (GRCm39) M358K possibly damaging Het
Snx2 T C 18: 53,349,459 (GRCm39) F407L probably benign Het
Srrm2 T A 17: 24,039,219 (GRCm39) N1954K probably damaging Het
Syk A T 13: 52,792,195 (GRCm39) M429L probably benign Het
Tln2 T A 9: 67,264,029 (GRCm39) N537Y probably damaging Het
Usp29 T A 7: 6,966,629 (GRCm39) M824K probably benign Het
Utrn A G 10: 12,423,803 (GRCm39) probably benign Het
Wdr37 C T 13: 8,885,406 (GRCm39) D346N probably damaging Het
Zfpm2 T A 15: 40,965,644 (GRCm39) C710S probably damaging Het
Other mutations in Npc1l1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00163:Npc1l1 APN 11 6,174,199 (GRCm39) missense probably damaging 1.00
IGL01348:Npc1l1 APN 11 6,177,974 (GRCm39) missense probably damaging 1.00
IGL01891:Npc1l1 APN 11 6,164,280 (GRCm39) missense probably damaging 1.00
IGL01897:Npc1l1 APN 11 6,177,879 (GRCm39) missense probably benign
IGL02098:Npc1l1 APN 11 6,164,581 (GRCm39) missense probably damaging 0.99
IGL02121:Npc1l1 APN 11 6,178,157 (GRCm39) missense probably benign
IGL02724:Npc1l1 APN 11 6,164,684 (GRCm39) missense possibly damaging 0.88
IGL02947:Npc1l1 APN 11 6,179,246 (GRCm39) missense probably benign 0.01
IGL03328:Npc1l1 APN 11 6,168,643 (GRCm39) nonsense probably null
R0137:Npc1l1 UTSW 11 6,178,148 (GRCm39) nonsense probably null
R0322:Npc1l1 UTSW 11 6,179,042 (GRCm39) missense probably benign
R0352:Npc1l1 UTSW 11 6,173,076 (GRCm39) missense probably benign 0.00
R0492:Npc1l1 UTSW 11 6,173,040 (GRCm39) missense possibly damaging 0.82
R0918:Npc1l1 UTSW 11 6,168,239 (GRCm39) missense probably damaging 1.00
R1300:Npc1l1 UTSW 11 6,177,859 (GRCm39) missense probably damaging 1.00
R1455:Npc1l1 UTSW 11 6,178,174 (GRCm39) missense possibly damaging 0.66
R1588:Npc1l1 UTSW 11 6,167,785 (GRCm39) missense probably benign 0.01
R1803:Npc1l1 UTSW 11 6,178,846 (GRCm39) missense probably damaging 1.00
R1882:Npc1l1 UTSW 11 6,167,473 (GRCm39) splice site probably null
R1944:Npc1l1 UTSW 11 6,164,588 (GRCm39) missense possibly damaging 0.67
R1945:Npc1l1 UTSW 11 6,175,199 (GRCm39) nonsense probably null
R1945:Npc1l1 UTSW 11 6,164,588 (GRCm39) missense possibly damaging 0.67
R3155:Npc1l1 UTSW 11 6,171,840 (GRCm39) missense probably benign
R4343:Npc1l1 UTSW 11 6,167,773 (GRCm39) missense probably benign
R4504:Npc1l1 UTSW 11 6,178,741 (GRCm39) missense possibly damaging 0.61
R4610:Npc1l1 UTSW 11 6,178,215 (GRCm39) missense probably damaging 1.00
R4807:Npc1l1 UTSW 11 6,168,723 (GRCm39) missense probably damaging 1.00
R4829:Npc1l1 UTSW 11 6,164,010 (GRCm39) critical splice donor site probably null
R5135:Npc1l1 UTSW 11 6,174,245 (GRCm39) missense possibly damaging 0.94
R5290:Npc1l1 UTSW 11 6,172,221 (GRCm39) missense probably benign 0.00
R5369:Npc1l1 UTSW 11 6,167,705 (GRCm39) critical splice donor site probably null
R5388:Npc1l1 UTSW 11 6,164,733 (GRCm39) missense probably damaging 1.00
R5532:Npc1l1 UTSW 11 6,174,245 (GRCm39) missense probably damaging 0.98
R5540:Npc1l1 UTSW 11 6,164,546 (GRCm39) missense probably damaging 1.00
R5754:Npc1l1 UTSW 11 6,177,839 (GRCm39) missense probably damaging 1.00
R5760:Npc1l1 UTSW 11 6,179,031 (GRCm39) missense probably benign 0.02
R6057:Npc1l1 UTSW 11 6,167,806 (GRCm39) missense possibly damaging 0.66
R6388:Npc1l1 UTSW 11 6,174,145 (GRCm39) missense probably damaging 1.00
R6644:Npc1l1 UTSW 11 6,164,014 (GRCm39) missense probably damaging 0.98
R6644:Npc1l1 UTSW 11 6,164,013 (GRCm39) missense probably damaging 1.00
R6756:Npc1l1 UTSW 11 6,165,153 (GRCm39) missense probably damaging 1.00
R6790:Npc1l1 UTSW 11 6,164,260 (GRCm39) splice site probably null
R7006:Npc1l1 UTSW 11 6,167,731 (GRCm39) missense probably benign
R7062:Npc1l1 UTSW 11 6,167,807 (GRCm39) missense probably benign
R7273:Npc1l1 UTSW 11 6,168,320 (GRCm39) missense probably damaging 1.00
R7383:Npc1l1 UTSW 11 6,167,777 (GRCm39) missense probably benign 0.30
R8003:Npc1l1 UTSW 11 6,165,129 (GRCm39) missense probably benign 0.01
R8272:Npc1l1 UTSW 11 6,179,327 (GRCm39) nonsense probably null
R8549:Npc1l1 UTSW 11 6,168,675 (GRCm39) missense probably damaging 1.00
R8849:Npc1l1 UTSW 11 6,179,038 (GRCm39) missense probably damaging 0.97
R8887:Npc1l1 UTSW 11 6,175,665 (GRCm39) missense probably damaging 1.00
R8907:Npc1l1 UTSW 11 6,178,157 (GRCm39) missense probably benign 0.28
R9102:Npc1l1 UTSW 11 6,164,684 (GRCm39) missense possibly damaging 0.88
R9289:Npc1l1 UTSW 11 6,168,355 (GRCm39) nonsense probably null
R9626:Npc1l1 UTSW 11 6,177,854 (GRCm39) missense probably benign 0.05
R9785:Npc1l1 UTSW 11 6,180,090 (GRCm39) missense unknown
X0022:Npc1l1 UTSW 11 6,178,058 (GRCm39) missense probably damaging 1.00
Z1177:Npc1l1 UTSW 11 6,175,209 (GRCm39) missense possibly damaging 0.92
Z1177:Npc1l1 UTSW 11 6,168,681 (GRCm39) missense probably damaging 0.99
Z1177:Npc1l1 UTSW 11 6,164,343 (GRCm39) missense probably damaging 1.00
Predicted Primers
Posted On 2020-06-30