Incidental Mutation 'R8305:Apoa4'
ID 641011
Institutional Source Beutler Lab
Gene Symbol Apoa4
Ensembl Gene ENSMUSG00000032080
Gene Name apolipoprotein A-IV
Synonyms Apoa-4
MMRRC Submission
Accession Numbers
Essential gene? Probably non essential (E-score: 0.113) question?
Stock # R8305 (G1)
Quality Score 225.009
Status Validated
Chromosome 9
Chromosomal Location 46240696-46243459 bp(+) (GRCm38)
Type of Mutation start codon destroyed
DNA Base Change (assembly) T to A at 46241155 bp (GRCm38)
Zygosity Heterozygous
Amino Acid Change Methionine to Lysine at position 1 (M1K)
Ref Sequence ENSEMBL: ENSMUSP00000034585 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000034585]
AlphaFold P06728
Predicted Effect probably null
Transcript: ENSMUST00000034585
AA Change: M1K

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000034585
Gene: ENSMUSG00000032080
AA Change: M1K

DomainStartEndE-ValueType
signal peptide 1 20 N/A INTRINSIC
Pfam:Apolipoprotein 61 213 1.1e-33 PFAM
Pfam:Apolipoprotein 182 338 9.1e-29 PFAM
Pfam:Apolipoprotein 298 390 7.4e-6 PFAM
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.6%
  • 20x: 98.9%
Validation Efficiency 98% (65/66)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] Apoliprotein (apo) A-IV gene contains 3 exons separated by two introns. A sequence polymorphism has been identified in the 3'UTR of the third exon. The primary translation product is a 396-residue preprotein which after proteolytic processing is secreted its primary site of synthesis, the intestine, in association with chylomicron particles. Although its precise function is not known, apo A-IV is a potent activator of lecithin-cholesterol acyltransferase in vitro. [provided by RefSeq, Jul 2008]
PHENOTYPE: Mice homozygous for disruption of this gene have lower HDL cholesterol levels but normal lipid absorption, growth, and feeding behavior. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 67 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930578I06Rik C T 14: 63,971,395 E243K possibly damaging Het
Accsl A T 2: 93,866,078 H58Q probably benign Het
Actl7a T A 4: 56,743,744 F90L probably benign Het
Adam5 G A 8: 24,810,703 A270V possibly damaging Het
Angptl3 A G 4: 99,031,311 T103A probably damaging Het
Ankhd1 T C 18: 36,647,166 L1757P possibly damaging Het
Arih1 T A 9: 59,396,487 Q445L probably benign Het
Asb14 A T 14: 26,912,097 I420L probably benign Het
Bbs2 A C 8: 94,074,325 V626G probably damaging Het
BC089597 T A 10: 127,876,995 D287E probably damaging Het
Cep290 C A 10: 100,544,934 A1678D probably benign Het
Cilp G A 9: 65,279,004 G794S probably damaging Het
Clca3a1 C T 3: 144,759,166 probably benign Het
Clca3b T A 3: 144,825,937 N702I probably damaging Het
Col24a1 T C 3: 145,474,182 V1143A probably benign Het
Cux1 T C 5: 136,360,009 T223A probably benign Het
Defa30 A T 8: 21,135,459 T80S probably benign Het
Dennd1a G A 2: 37,858,081 L375F probably damaging Het
Dnajc6 C T 4: 101,623,787 T675I probably damaging Het
Emc9 A G 14: 55,585,099 V4A probably damaging Het
Enpp3 C G 10: 24,824,929 probably null Het
Fam117b A G 1: 59,913,623 T154A probably benign Het
Filip1 G T 9: 79,820,475 Y287* probably null Het
Flt3 T C 5: 147,348,054 D751G probably damaging Het
Frem1 T A 4: 82,999,989 Q572L probably benign Het
Gja10 G A 4: 32,602,441 probably benign Het
Gm7356 T A 17: 14,001,437 Y110F probably benign Het
Igf2r T C 17: 12,733,860 K233R probably benign Het
Igkv9-129 A T 6: 67,840,222 E103D probably benign Het
Igsf11 C A 16: 39,007,224 T48N probably damaging Het
Itpkc A T 7: 27,214,519 Y506N probably damaging Het
Kat2a A C 11: 100,709,478 M357R possibly damaging Het
Kbtbd12 T C 6: 88,618,150 R233G possibly damaging Het
Kcnd2 T A 6: 21,726,198 C563* probably null Het
Kcnu1 T C 8: 25,891,990 V456A probably benign Het
Kif24 A G 4: 41,428,825 V45A probably damaging Het
Macf1 A T 4: 123,395,621 probably benign Het
Map3k19 T A 1: 127,817,270 E1177D Het
Mdn1 G T 4: 32,725,107 L2575F probably benign Het
Mga T A 2: 119,946,319 M1569K possibly damaging Het
Mvk T C 5: 114,450,779 Y161H probably damaging Het
Olfr119 T A 17: 37,701,498 M276K probably benign Het
Olfr134 C A 17: 38,175,573 T163K probably damaging Het
Olfr301 G T 7: 86,412,779 C139F probably damaging Het
Pcdhb14 T A 18: 37,450,022 V727E possibly damaging Het
Pcsk7 T G 9: 45,910,409 V167G probably damaging Het
Plin5 T C 17: 56,115,221 D146G probably benign Het
Plxna4 C T 6: 32,211,065 G879R possibly damaging Het
Prss58 C T 6: 40,895,660 A171T probably benign Het
Pum1 A G 4: 130,771,920 I1016V probably benign Het
Rbm43 A G 2: 51,926,700 V85A probably damaging Het
RP23-56A14.9 A G 7: 142,135,623 C138R unknown Het
Rptor T A 11: 119,811,986 L393Q probably damaging Het
Sbf2 T G 7: 110,371,618 H857P possibly damaging Het
Scn8a A C 15: 101,040,506 T1919P probably benign Het
Sema6b C T 17: 56,127,084 G377E probably damaging Het
Senp7 T A 16: 56,155,240 D436E probably damaging Het
Slc6a17 T A 3: 107,473,585 I535F probably benign Het
Sptbn2 T A 19: 4,729,130 S281T possibly damaging Het
Stt3b T C 9: 115,254,931 I392M probably damaging Het
Tfap2b T C 1: 19,226,436 V201A possibly damaging Het
Timm10b T C 7: 105,640,669 probably benign Het
Ttc23 A C 7: 67,662,387 D14A probably damaging Het
Usp32 A T 11: 85,032,185 L636I possibly damaging Het
Vgll4 G T 6: 114,890,652 H79Q probably damaging Het
Vps13d A G 4: 145,092,288 I3047T Het
Zan T C 5: 137,450,551 E1680G unknown Het
Other mutations in Apoa4
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01574:Apoa4 APN 9 46242985 missense probably benign 0.30
IGL02321:Apoa4 APN 9 46242920 missense probably damaging 0.98
R0001:Apoa4 UTSW 9 46242892 missense probably benign 0.03
R0054:Apoa4 UTSW 9 46242524 missense probably benign 0.00
R0054:Apoa4 UTSW 9 46242524 missense probably benign 0.00
R0401:Apoa4 UTSW 9 46243058 missense probably damaging 1.00
R1446:Apoa4 UTSW 9 46242293 missense probably benign 0.03
R2027:Apoa4 UTSW 9 46243000 missense probably damaging 1.00
R2332:Apoa4 UTSW 9 46242355 missense probably benign 0.00
R4979:Apoa4 UTSW 9 46241505 missense probably benign 0.01
R5120:Apoa4 UTSW 9 46242737 missense probably damaging 1.00
R5780:Apoa4 UTSW 9 46242592 missense possibly damaging 0.77
R6769:Apoa4 UTSW 9 46243167 missense probably benign 0.01
R6771:Apoa4 UTSW 9 46243167 missense probably benign 0.01
R7009:Apoa4 UTSW 9 46242880 missense possibly damaging 0.82
R7384:Apoa4 UTSW 9 46241474 missense not run
R7625:Apoa4 UTSW 9 46243112 missense probably damaging 0.99
R8039:Apoa4 UTSW 9 46242293 missense possibly damaging 0.70
R8851:Apoa4 UTSW 9 46242608 missense probably benign 0.00
R9032:Apoa4 UTSW 9 46242977 missense probably damaging 1.00
R9485:Apoa4 UTSW 9 46241155 start codon destroyed probably null 1.00
Z1176:Apoa4 UTSW 9 46242589 missense possibly damaging 0.82
Predicted Primers PCR Primer
(F):5'- ACTAAAGTCCAAGAGGCCTCCTG -3'
(R):5'- TAACCCAGGGAGCACAAGTG -3'

Sequencing Primer
(F):5'- GAGTGTGTCACCTTCCAACGTG -3'
(R):5'- CACAAGTGCCAGGGAGAAC -3'
Posted On 2020-07-28