Incidental Mutation 'R7752:Col4a2'
ID 597303
Institutional Source Beutler Lab
Gene Symbol Col4a2
Ensembl Gene ENSMUSG00000031503
Gene Name collagen, type IV, alpha 2
Synonyms Col4a-2
MMRRC Submission 045808-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R7752 (G1)
Quality Score 225.009
Status Not validated
Chromosome 8
Chromosomal Location 11362805-11499287 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 11479358 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Aspartic acid to Valine at position 747 (D747V)
Ref Sequence ENSEMBL: ENSMUSP00000033899 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000033899]
AlphaFold P08122
Predicted Effect probably benign
Transcript: ENSMUST00000033899
AA Change: D747V

PolyPhen 2 Score 0.385 (Sensitivity: 0.90; Specificity: 0.89)
SMART Domains Protein: ENSMUSP00000033899
Gene: ENSMUSG00000031503
AA Change: D747V

DomainStartEndE-ValueType
signal peptide 1 28 N/A INTRINSIC
Pfam:Collagen 56 119 1.2e-10 PFAM
Pfam:Collagen 112 174 3.9e-8 PFAM
low complexity region 193 229 N/A INTRINSIC
Pfam:Collagen 289 348 1.3e-10 PFAM
low complexity region 370 389 N/A INTRINSIC
low complexity region 427 445 N/A INTRINSIC
Pfam:Collagen 488 546 2e-10 PFAM
Pfam:Collagen 590 655 4.5e-9 PFAM
low complexity region 665 673 N/A INTRINSIC
Pfam:Collagen 674 731 3.5e-10 PFAM
Pfam:Collagen 714 775 4.3e-10 PFAM
Pfam:Collagen 773 831 1.5e-10 PFAM
Pfam:Collagen 861 935 8.1e-10 PFAM
Pfam:Collagen 915 976 1.1e-9 PFAM
Pfam:Collagen 978 1038 2.6e-8 PFAM
Pfam:Collagen 1027 1091 1.7e-10 PFAM
Pfam:Collagen 1094 1155 5.5e-11 PFAM
Pfam:Collagen 1147 1211 1e-10 PFAM
Pfam:Collagen 1271 1340 2.1e-8 PFAM
Pfam:Collagen 1330 1392 7.1e-10 PFAM
C4 1484 1591 7.85e-59 SMART
C4 1592 1706 7.65e-71 SMART
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 100.0%
  • 10x: 99.7%
  • 20x: 99.1%
Validation Efficiency
MGI Phenotype FUNCTION: This gene encodes the alpha-2 subunit of the type IV collagens, an essential component of basement membranes. The encoded protein forms a triple helical heterotrimer comprised of alpha-1 and alpha-2 subunits that assembles into a type IV collagen network. Canstatin, a peptide derived fom the C-terminus of the collagen chain, is a matrikine that has been shown to inhibit angiogenesis. Homozygous knockout mice for this gene exhibit impaired basement membrane integrity and embryonic lethality. This gene shares a bi-directional promoter with a related gene on chromosome 8. [provided by RefSeq, Nov 2015]
PHENOTYPE: ENU-induced missense mutations of this gene result in a variable phenotype affecting the eye, brain and vascular stability in heterozygotes, and fetal or postnatal survival in homozygotes. [provided by MGI curators]
Allele List at MGI

All alleles(10) : Targeted, knock-out(1) Gene trapped(6) Chemically induced(3)

Other mutations in this stock
Total: 60 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Agfg2 A T 5: 137,665,966 (GRCm39) F98I probably damaging Het
Akap13 T A 7: 75,327,006 (GRCm39) N668K possibly damaging Het
Aox4 G A 1: 58,293,107 (GRCm39) V868I not run Het
Ccdc39 T C 3: 33,886,766 (GRCm39) R281G possibly damaging Het
Ccnt1 A T 15: 98,441,797 (GRCm39) D490E probably benign Het
Cfhr2 T A 1: 139,741,322 (GRCm39) I218F probably damaging Het
Clcn4 T C 7: 7,296,936 (GRCm39) K234R probably benign Het
Cplane1 A G 15: 8,299,190 (GRCm39) E3126G unknown Het
Csf1r T A 18: 61,243,368 (GRCm39) L128Q probably damaging Het
Dcp1b G T 6: 119,152,318 (GRCm39) R22L possibly damaging Het
Ddx6 T G 9: 44,538,960 (GRCm39) F256C probably damaging Het
Diras1 C T 10: 80,857,895 (GRCm39) V119M probably damaging Het
Ect2l T A 10: 18,017,712 (GRCm39) D681V possibly damaging Het
Eme1 G T 11: 94,541,645 (GRCm39) P59Q probably damaging Het
Farp1 G C 14: 121,495,359 (GRCm39) E605Q probably damaging Het
Frem1 G T 4: 82,877,614 (GRCm39) T1321K probably benign Het
Gcn1 T A 5: 115,753,627 (GRCm39) L2326Q probably damaging Het
Gpld1 T A 13: 25,146,758 (GRCm39) V240E probably damaging Het
Gpr4 C A 7: 18,956,340 (GRCm39) H87Q probably damaging Het
Ifi213 A T 1: 173,394,784 (GRCm39) S584T probably benign Het
Il36b C T 2: 24,048,826 (GRCm39) T77M possibly damaging Het
Inf2 A G 12: 112,576,118 (GRCm39) E865G unknown Het
Klk1b1 T C 7: 43,620,669 (GRCm39) I253T probably damaging Het
Lcmt1 G T 7: 122,969,030 (GRCm39) M8I unknown Het
Mrs2 T A 13: 25,202,549 (GRCm39) D64V possibly damaging Het
Ms4a20 A G 19: 11,079,224 (GRCm39) I148T probably benign Het
Muc4 A G 16: 32,589,108 (GRCm39) Y755C Het
Ncoa3 T A 2: 165,907,688 (GRCm39) L1099* probably null Het
Nlrp6 T C 7: 140,507,353 (GRCm39) V873A possibly damaging Het
Nup155 C T 15: 8,145,926 (GRCm39) P159L possibly damaging Het
Or10v1 A T 19: 11,873,898 (GRCm39) H171L probably benign Het
Or1ak2 A T 2: 36,827,630 (GRCm39) L166F probably damaging Het
Or4m1 A T 14: 50,557,573 (GRCm39) S240T probably damaging Het
Pex5 A G 6: 124,380,860 (GRCm39) S255P probably damaging Het
Pex5 T C 6: 124,390,977 (GRCm39) T58A probably benign Het
Phip T G 9: 82,772,203 (GRCm39) M1115L probably benign Het
Ppl T G 16: 4,920,166 (GRCm39) S410R probably benign Het
Ppp1r17 G A 6: 55,999,441 (GRCm39) D25N probably damaging Het
Pramel51 T C 12: 88,142,769 (GRCm39) E478G probably damaging Het
Prox2 T A 12: 85,134,815 (GRCm39) I489F probably damaging Het
Ptprb C G 10: 116,205,333 (GRCm39) P1896A probably benign Het
Rgl2 T C 17: 34,154,799 (GRCm39) L601P possibly damaging Het
Sash1 C T 10: 8,656,328 (GRCm39) W221* probably null Het
Skint1 A C 4: 111,876,399 (GRCm39) T107P probably damaging Het
Slc41a2 A G 10: 83,091,905 (GRCm39) S453P possibly damaging Het
Sox11 A T 12: 27,391,439 (GRCm39) N323K probably damaging Het
Taf4 G A 2: 179,573,822 (GRCm39) T682M probably damaging Het
Thbd C A 2: 148,248,894 (GRCm39) V325L probably damaging Het
Tmco5 T C 2: 116,722,743 (GRCm39) F288S probably damaging Het
Traj16 T C 14: 54,440,645 (GRCm39) Y19H unknown Het
Trip11 A G 12: 101,853,233 (GRCm39) V454A probably benign Het
Tsg101 G T 7: 46,563,183 (GRCm39) Q24K probably benign Het
Ttn T C 2: 76,555,370 (GRCm39) E30545G probably damaging Het
Unkl T C 17: 25,437,627 (GRCm39) S200P probably damaging Het
Vwa2 T A 19: 56,897,672 (GRCm39) I659N probably damaging Het
Wipf3 A G 6: 54,458,896 (GRCm39) I84V probably benign Het
Zfp592 T G 7: 80,674,469 (GRCm39) S478A probably benign Het
Zfp664 A T 5: 124,962,839 (GRCm39) K78* probably null Het
Zfp738 A T 13: 67,821,110 (GRCm39) L79* probably null Het
Zfyve28 C T 5: 34,382,326 (GRCm39) R258Q probably damaging Het
Other mutations in Col4a2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00088:Col4a2 APN 8 11,493,685 (GRCm39) missense probably damaging 1.00
IGL00485:Col4a2 APN 8 11,489,012 (GRCm39) missense probably benign
IGL00909:Col4a2 APN 8 11,498,167 (GRCm39) missense possibly damaging 0.91
IGL01574:Col4a2 APN 8 11,489,306 (GRCm39) missense probably damaging 1.00
IGL01914:Col4a2 APN 8 11,464,754 (GRCm39) missense possibly damaging 0.57
IGL02147:Col4a2 APN 8 11,458,140 (GRCm39) missense probably benign 0.28
IGL02205:Col4a2 APN 8 11,481,305 (GRCm39) nonsense probably null
IGL02423:Col4a2 APN 8 11,483,800 (GRCm39) missense probably benign
IGL03131:Col4a2 APN 8 11,475,979 (GRCm39) missense probably benign
band UTSW 8 11,498,225 (GRCm39) missense probably benign 0.00
Binder UTSW 8 11,466,070 (GRCm39) missense probably damaging 1.00
G4846:Col4a2 UTSW 8 11,458,872 (GRCm39) splice site probably benign
IGL03054:Col4a2 UTSW 8 11,498,270 (GRCm39) missense probably damaging 0.96
R0087:Col4a2 UTSW 8 11,491,296 (GRCm39) missense probably benign
R0124:Col4a2 UTSW 8 11,458,871 (GRCm39) splice site probably benign
R0603:Col4a2 UTSW 8 11,464,779 (GRCm39) missense probably benign
R0646:Col4a2 UTSW 8 11,481,252 (GRCm39) missense probably benign 0.17
R0970:Col4a2 UTSW 8 11,465,438 (GRCm39) missense probably benign 0.00
R1738:Col4a2 UTSW 8 11,496,238 (GRCm39) missense probably damaging 1.00
R1746:Col4a2 UTSW 8 11,496,020 (GRCm39) missense probably benign 0.35
R1826:Col4a2 UTSW 8 11,363,509 (GRCm39) critical splice donor site probably null
R1834:Col4a2 UTSW 8 11,452,997 (GRCm39) missense probably benign 0.10
R2016:Col4a2 UTSW 8 11,495,086 (GRCm39) missense probably benign 0.04
R2017:Col4a2 UTSW 8 11,495,086 (GRCm39) missense probably benign 0.04
R2124:Col4a2 UTSW 8 11,466,070 (GRCm39) missense probably damaging 1.00
R2137:Col4a2 UTSW 8 11,483,749 (GRCm39) missense probably benign
R2207:Col4a2 UTSW 8 11,493,352 (GRCm39) missense probably damaging 1.00
R3156:Col4a2 UTSW 8 11,363,414 (GRCm39) unclassified probably benign
R4169:Col4a2 UTSW 8 11,479,391 (GRCm39) missense probably benign 0.22
R4679:Col4a2 UTSW 8 11,481,337 (GRCm39) missense possibly damaging 0.68
R4705:Col4a2 UTSW 8 11,363,504 (GRCm39) missense possibly damaging 0.52
R4710:Col4a2 UTSW 8 11,459,462 (GRCm39) missense probably benign 0.22
R4716:Col4a2 UTSW 8 11,452,224 (GRCm39) missense probably damaging 1.00
R4730:Col4a2 UTSW 8 11,487,590 (GRCm39) missense probably benign
R4732:Col4a2 UTSW 8 11,496,197 (GRCm39) missense probably benign 0.02
R4732:Col4a2 UTSW 8 11,464,779 (GRCm39) missense probably benign
R4733:Col4a2 UTSW 8 11,496,197 (GRCm39) missense probably benign 0.02
R4733:Col4a2 UTSW 8 11,464,779 (GRCm39) missense probably benign
R4834:Col4a2 UTSW 8 11,456,836 (GRCm39) nonsense probably null
R4835:Col4a2 UTSW 8 11,473,570 (GRCm39) nonsense probably null
R4953:Col4a2 UTSW 8 11,479,505 (GRCm39) missense probably benign 0.02
R5078:Col4a2 UTSW 8 11,493,936 (GRCm39) missense probably benign
R5204:Col4a2 UTSW 8 11,448,651 (GRCm39) splice site probably null
R5221:Col4a2 UTSW 8 11,498,225 (GRCm39) missense probably benign 0.00
R5355:Col4a2 UTSW 8 11,495,984 (GRCm39) missense probably damaging 0.96
R5478:Col4a2 UTSW 8 11,448,697 (GRCm39) missense probably benign 0.21
R5492:Col4a2 UTSW 8 11,488,608 (GRCm39) missense possibly damaging 0.82
R5646:Col4a2 UTSW 8 11,491,281 (GRCm39) missense probably damaging 1.00
R5857:Col4a2 UTSW 8 11,475,442 (GRCm39) missense probably damaging 1.00
R5948:Col4a2 UTSW 8 11,470,600 (GRCm39) missense probably benign 0.21
R6329:Col4a2 UTSW 8 11,496,238 (GRCm39) missense probably damaging 1.00
R6496:Col4a2 UTSW 8 11,452,994 (GRCm39) missense probably damaging 1.00
R6496:Col4a2 UTSW 8 11,452,993 (GRCm39) nonsense probably null
R6531:Col4a2 UTSW 8 11,458,135 (GRCm39) missense probably benign 0.00
R7185:Col4a2 UTSW 8 11,449,739 (GRCm39) missense probably damaging 0.99
R7196:Col4a2 UTSW 8 11,448,693 (GRCm39) missense probably damaging 1.00
R7266:Col4a2 UTSW 8 11,475,542 (GRCm39) critical splice donor site probably null
R7308:Col4a2 UTSW 8 11,456,856 (GRCm39) critical splice donor site probably null
R7341:Col4a2 UTSW 8 11,448,678 (GRCm39) missense probably damaging 0.97
R7394:Col4a2 UTSW 8 11,496,184 (GRCm39) missense probably benign 0.00
R7434:Col4a2 UTSW 8 11,471,250 (GRCm39) missense probably damaging 1.00
R7606:Col4a2 UTSW 8 11,493,571 (GRCm39) missense probably benign 0.00
R7646:Col4a2 UTSW 8 11,495,086 (GRCm39) missense probably benign 0.04
R7712:Col4a2 UTSW 8 11,475,376 (GRCm39) missense probably benign
R7844:Col4a2 UTSW 8 11,475,453 (GRCm39) nonsense probably null
R7901:Col4a2 UTSW 8 11,479,358 (GRCm39) missense probably benign 0.38
R8186:Col4a2 UTSW 8 11,475,542 (GRCm39) critical splice donor site probably null
R8331:Col4a2 UTSW 8 11,463,985 (GRCm39) nonsense probably null
R8389:Col4a2 UTSW 8 11,498,132 (GRCm39) missense probably damaging 1.00
R8547:Col4a2 UTSW 8 11,479,305 (GRCm39) critical splice acceptor site probably null
R8927:Col4a2 UTSW 8 11,475,543 (GRCm39) splice site probably null
R9051:Col4a2 UTSW 8 11,498,198 (GRCm39) missense probably damaging 1.00
R9088:Col4a2 UTSW 8 11,493,227 (GRCm39) missense possibly damaging 0.91
R9221:Col4a2 UTSW 8 11,491,943 (GRCm39) missense possibly damaging 0.89
R9323:Col4a2 UTSW 8 11,493,413 (GRCm39) missense possibly damaging 0.56
R9337:Col4a2 UTSW 8 11,479,346 (GRCm39) missense probably benign 0.00
R9377:Col4a2 UTSW 8 11,483,725 (GRCm39) missense probably damaging 1.00
R9697:Col4a2 UTSW 8 11,487,628 (GRCm39) missense probably benign 0.34
R9701:Col4a2 UTSW 8 11,493,104 (GRCm39) missense probably benign 0.00
R9729:Col4a2 UTSW 8 11,496,157 (GRCm39) missense probably benign 0.08
R9802:Col4a2 UTSW 8 11,493,104 (GRCm39) missense probably benign 0.00
Predicted Primers PCR Primer
(F):5'- TTACAGACACTGAGAGGCCCAG -3'
(R):5'- GTGACTCACCTCTGAATCCC -3'

Sequencing Primer
(F):5'- ACTGAGAGGCCCAGGTTCCTAG -3'
(R):5'- TGAATCCCGGTGCTCCTG -3'
Posted On 2019-11-26