Incidental Mutation 'R1746:Col4a2'
ID 193983
Institutional Source Beutler Lab
Gene Symbol Col4a2
Ensembl Gene ENSMUSG00000031503
Gene Name collagen, type IV, alpha 2
Synonyms Col4a-2
MMRRC Submission 039778-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R1746 (G1)
Quality Score 149
Status Validated
Chromosome 8
Chromosomal Location 11362805-11499287 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to A at 11496020 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Glycine to Aspartic acid at position 1547 (G1547D)
Ref Sequence ENSEMBL: ENSMUSP00000033899 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000033899]
AlphaFold P08122
Predicted Effect probably benign
Transcript: ENSMUST00000033899
AA Change: G1547D

PolyPhen 2 Score 0.354 (Sensitivity: 0.90; Specificity: 0.89)
SMART Domains Protein: ENSMUSP00000033899
Gene: ENSMUSG00000031503
AA Change: G1547D

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
Predicted Effect noncoding transcript
Transcript: ENSMUST00000146219
Meta Mutation Damage Score 0.1742 question?
Coding Region Coverage
  • 1x: 97.4%
  • 3x: 96.9%
  • 10x: 95.3%
  • 20x: 92.6%
Validation Efficiency 100% (62/62)
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
Adamts16 T A 13: 70,927,717 (GRCm39) probably null Het
Agrp G T 8: 106,293,467 (GRCm39) T106K probably damaging Het
Aknad1 A G 3: 108,659,099 (GRCm39) T38A possibly damaging Het
Anpep C T 7: 79,488,004 (GRCm39) E518K probably benign Het
Arhgap21 T C 2: 20,865,910 (GRCm39) E902G probably damaging Het
Atg2b A G 12: 105,635,588 (GRCm39) S227P possibly damaging Het
Atp2c2 C T 8: 120,461,182 (GRCm39) probably benign Het
Atxn10 T C 15: 85,260,864 (GRCm39) V203A probably damaging Het
Chd9 A C 8: 91,737,326 (GRCm39) E1468D probably benign Het
Cntn5 T A 9: 9,831,577 (GRCm39) D601V probably damaging Het
Cul1 A G 6: 47,485,179 (GRCm39) E270G probably damaging Het
Dclk2 C T 3: 86,712,946 (GRCm39) R503Q possibly damaging Het
Dmgdh C A 13: 93,888,933 (GRCm39) T857K probably benign Het
Ednra T G 8: 78,398,211 (GRCm39) T279P probably benign Het
Erbin A G 13: 103,987,339 (GRCm39) I407T probably damaging Het
Fggy A G 4: 95,814,965 (GRCm39) Y440C probably damaging Het
Flrt2 A T 12: 95,747,566 (GRCm39) N635Y possibly damaging Het
Fnbp1l A G 3: 122,350,140 (GRCm39) I357T probably benign Het
Gulp1 A G 1: 44,793,513 (GRCm39) H58R possibly damaging Het
Hid1 A T 11: 115,245,464 (GRCm39) V446E probably damaging Het
Igfn1 A G 1: 135,897,561 (GRCm39) S1002P possibly damaging Het
Klri1 A G 6: 129,675,118 (GRCm39) probably null Het
Kmt2d A C 15: 98,762,259 (GRCm39) L409R probably damaging Het
Ltn1 A C 16: 87,208,669 (GRCm39) S810A possibly damaging Het
Mysm1 G A 4: 94,836,648 (GRCm39) Q721* probably null Het
Nae1 A G 8: 105,254,017 (GRCm39) V105A possibly damaging Het
Nagpa C T 16: 5,021,503 (GRCm39) V83M probably damaging Het
Nrg2 G A 18: 36,154,975 (GRCm39) T503M probably damaging Het
Nrxn3 A G 12: 89,221,789 (GRCm39) M150V possibly damaging Het
Or5p52 C A 7: 107,502,093 (GRCm39) H56Q probably benign Het
Or8g28 A G 9: 39,169,498 (GRCm39) S157P probably damaging Het
Papola T A 12: 105,773,468 (GRCm39) D162E probably benign Het
Plxnc1 T C 10: 94,680,041 (GRCm39) probably null Het
Ppp1r16b T A 2: 158,588,585 (GRCm39) probably null Het
Ptprq T A 10: 107,474,691 (GRCm39) E1338V probably damaging Het
Puf60 G A 15: 75,942,633 (GRCm39) H437Y probably benign Het
Qsox2 C T 2: 26,110,650 (GRCm39) V189I probably benign Het
Rad51ap2 A T 12: 11,507,776 (GRCm39) D566V probably benign Het
Rb1cc1 T A 1: 6,333,237 (GRCm39) probably null Het
Rfpl4b C T 10: 38,697,049 (GRCm39) C184Y possibly damaging Het
Rif1 GCCACCA GCCA 2: 52,000,336 (GRCm39) probably benign Het
Rundc3a GAGCC GAGCCAGCC 11: 102,291,739 (GRCm39) probably null Het
Scara5 A C 14: 65,968,539 (GRCm39) M271L probably benign Het
Sel1l2 A G 2: 140,127,157 (GRCm39) L118P probably damaging Het
Sema6a T A 18: 47,439,416 (GRCm39) probably benign Het
Siglech T A 7: 55,418,252 (GRCm39) H73Q probably benign Het
Sim1 A G 10: 50,860,205 (GRCm39) D689G probably benign Het
Skp2 T C 15: 9,139,530 (GRCm39) E55G possibly damaging Het
Slc1a1 T A 19: 28,871,869 (GRCm39) V114E probably benign Het
Slc26a6 G A 9: 108,738,916 (GRCm39) G614D probably benign Het
Sptbn2 C T 19: 4,795,992 (GRCm39) Q1724* probably null Het
Tet3 T C 6: 83,345,050 (GRCm39) T1796A probably damaging Het
Tmem117 A C 15: 94,829,714 (GRCm39) D183A possibly damaging Het
Trmt44 A G 5: 35,721,403 (GRCm39) S587P probably benign Het
Ttn G T 2: 76,619,166 (GRCm39) probably benign Het
Tubgcp5 G A 7: 55,458,285 (GRCm39) V399M probably benign Het
Txndc2 T A 17: 65,945,130 (GRCm39) D349V probably damaging Het
Uggt2 T A 14: 119,250,915 (GRCm39) N1194I probably benign Het
Vmn1r178 A T 7: 23,593,329 (GRCm39) I53L probably benign Het
Vmn2r129 G T 4: 156,686,692 (GRCm39) noncoding transcript 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
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
R7752:Col4a2 UTSW 8 11,479,358 (GRCm39) missense probably benign 0.38
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'- GCATGAGAAGTAACACATGCCCCTG -3'
(R):5'- AGCATGGCAAGCTCTACCTCACTG -3'

Sequencing Primer
(F):5'- GGCCAGGCACAGTCAGAG -3'
(R):5'- catggttcttggagatccaaac -3'
Posted On 2014-05-23