Incidental Mutation 'R2124:Col4a2'
ID 229664
Institutional Source Beutler Lab
Gene Symbol Col4a2
Ensembl Gene ENSMUSG00000031503
Gene Name collagen, type IV, alpha 2
Synonyms Col4a-2
MMRRC Submission 040127-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R2124 (G1)
Quality Score 225
Status Validated
Chromosome 8
Chromosomal Location 11362805-11499287 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to A at 11466070 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Proline to Glutamine at position 443 (P443Q)
Ref Sequence ENSEMBL: ENSMUSP00000033899 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000033899]
AlphaFold P08122
Predicted Effect probably damaging
Transcript: ENSMUST00000033899
AA Change: P443Q

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000033899
Gene: ENSMUSG00000031503
AA Change: P443Q

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: ENSMUST00000145295
SMART Domains Protein: ENSMUSP00000114737
Gene: ENSMUSG00000031503

DomainStartEndE-ValueType
Pfam:Collagen 6 55 9.7e-8 PFAM
Pfam:Collagen 81 140 4.4e-12 PFAM
Pfam:Collagen 145 210 2.7e-8 PFAM
Pfam:Collagen 184 239 2.9e-8 PFAM
low complexity region 280 293 N/A INTRINSIC
Predicted Effect noncoding transcript
Transcript: ENSMUST00000148654
Meta Mutation Damage Score 0.6467 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.3%
  • 20x: 95.2%
Validation Efficiency 98% (80/82)
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: 78 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4933430I17Rik T A 4: 62,457,109 (GRCm39) L143M possibly damaging Het
Abca13 T C 11: 9,259,013 (GRCm39) probably benign Het
Abcg5 T A 17: 84,978,575 (GRCm39) E294D probably benign Het
Adgrg6 T C 10: 14,342,930 (GRCm39) D339G probably damaging Het
Ahctf1 C A 1: 179,597,017 (GRCm39) R43L probably damaging Het
Ambn T A 5: 88,608,617 (GRCm39) probably benign Het
Arap3 A C 18: 38,106,403 (GRCm39) L1480R probably damaging Het
Arhgef10 A G 8: 14,984,820 (GRCm39) D200G probably damaging Het
Aspg G A 12: 112,087,608 (GRCm39) V8I probably benign Het
Aven T A 2: 112,455,541 (GRCm39) W26R probably damaging Het
Car4 T A 11: 84,854,911 (GRCm39) probably benign Het
Cd163 C T 6: 124,295,815 (GRCm39) R720C probably damaging Het
Cdh1 A G 8: 107,390,842 (GRCm39) I653V probably benign Het
Cdh3 A T 8: 107,279,520 (GRCm39) H712L probably damaging Het
Cdr2 T C 7: 120,581,250 (GRCm39) E9G probably damaging Het
Cfap47 T C X: 78,553,927 (GRCm39) I267V probably benign Het
Chrnb2 T C 3: 89,676,648 (GRCm39) probably benign Het
Cyp2a12 A G 7: 26,736,071 (GRCm39) *493W probably null Het
Ddias T C 7: 92,507,464 (GRCm39) Q817R probably benign Het
Ddx6 C T 9: 44,535,816 (GRCm39) Q182* probably null Het
Dhrs7 A G 12: 72,699,951 (GRCm39) I227T probably damaging Het
Dhx8 A T 11: 101,653,071 (GRCm39) M970L probably damaging Het
Dnah7a A T 1: 53,536,101 (GRCm39) D2647E possibly damaging Het
Dstyk G A 1: 132,380,857 (GRCm39) G451R possibly damaging Het
Ednrb T A 14: 104,059,204 (GRCm39) D274V probably benign Het
Efl1 C T 7: 82,342,121 (GRCm39) R510C probably damaging Het
Eif4g3 A G 4: 137,912,053 (GRCm39) E1409G probably damaging Het
Fam78b G A 1: 166,906,278 (GRCm39) V146M probably damaging Het
Fcgbp T C 7: 27,791,444 (GRCm39) Y902H probably benign Het
Fgf18 A C 11: 33,068,003 (GRCm39) F129C probably damaging Het
Gbp9 T A 5: 105,242,409 (GRCm39) D110V probably damaging Het
Gm10477 A G X: 55,570,192 (GRCm39) K31E probably damaging Het
Gm10542 T A 18: 44,334,355 (GRCm39) W9R probably null Het
Gpaa1 A G 15: 76,217,552 (GRCm39) Y330C probably damaging Het
Hectd4 T C 5: 121,456,702 (GRCm39) L689P probably damaging Het
Hoxd3 C A 2: 74,574,578 (GRCm39) P75T possibly damaging Het
Ikbkb A G 8: 23,156,036 (GRCm39) L570P probably damaging Het
Ikbkb T C 8: 23,157,233 (GRCm39) probably benign Het
Il1rap A T 16: 26,529,315 (GRCm39) H379L probably damaging Het
Ints6l T A X: 55,550,228 (GRCm39) S718T probably benign Het
Jaml T A 9: 45,012,362 (GRCm39) I283N probably damaging Het
Kidins220 G A 12: 25,091,302 (GRCm39) probably null Het
Kif1b T C 4: 149,306,753 (GRCm39) D869G probably benign Het
Loxl2 T C 14: 69,929,859 (GRCm39) Y746H probably benign Het
Ltbr A G 6: 125,286,440 (GRCm39) S249P probably benign Het
Mageb5 A G X: 90,823,701 (GRCm39) I226T probably damaging Het
Msantd2 C T 9: 37,434,227 (GRCm39) R357W probably damaging Het
Mtcl2 T C 2: 156,875,245 (GRCm39) E835G probably damaging Het
Neb A G 2: 52,154,076 (GRCm39) F2345S probably damaging Het
Or7e173 T G 9: 19,938,797 (GRCm39) I146L probably benign Het
Pabpc4l T C 3: 46,401,276 (GRCm39) T123A probably benign Het
Plekhg4 TAGTCGATGCCCGAGTC TAGTC 8: 106,103,084 (GRCm39) probably benign Het
Prkdc T C 16: 15,537,297 (GRCm39) V1716A probably benign Het
Prss37 G A 6: 40,492,294 (GRCm39) R186* probably null Het
Psg20 T A 7: 18,414,947 (GRCm39) Y316F probably benign Het
Rasgrp2 T A 19: 6,454,425 (GRCm39) M156K probably benign Het
Rims1 T A 1: 22,474,732 (GRCm39) R200* probably null Het
Rnf168 T G 16: 32,097,036 (GRCm39) L37R probably damaging Het
Sall3 C T 18: 81,015,012 (GRCm39) G972D probably benign Het
Sap18 T A 14: 58,036,011 (GRCm39) S66T probably damaging Het
Scamp5 C A 9: 57,354,508 (GRCm39) V49F possibly damaging Het
Sdk1 C A 5: 142,170,943 (GRCm39) D1935E possibly damaging Het
Setd2 A G 9: 110,378,932 (GRCm39) S632G probably benign Het
Syt16 T A 12: 74,285,009 (GRCm39) S401T probably damaging Het
Tas2r106 A T 6: 131,655,317 (GRCm39) L178H probably damaging Het
Tbcd A G 11: 121,494,146 (GRCm39) Y983C probably damaging Het
Tenm3 A G 8: 48,870,041 (GRCm39) probably null Het
Tll1 T C 8: 64,538,591 (GRCm39) E351G probably benign Het
Tmem44 T A 16: 30,366,262 (GRCm39) K55* probably null Het
Top2a T C 11: 98,895,054 (GRCm39) I849V probably benign Het
Ttn A G 2: 76,624,792 (GRCm39) V13516A probably damaging Het
Uxs1 A G 1: 43,814,006 (GRCm39) L77P probably damaging Het
Vmn2r121 A T X: 123,043,439 (GRCm39) probably null Het
Vmn2r84 A C 10: 130,227,100 (GRCm39) M246R probably damaging Het
Vps13b T A 15: 35,646,226 (GRCm39) N1443K probably benign Het
Wfdc6b C T 2: 164,459,363 (GRCm39) R142C probably benign Het
Zfp616 A G 11: 73,973,869 (GRCm39) probably null Het
Zmym1 T C 4: 126,943,363 (GRCm39) T244A probably benign 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
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'- CCTGCTGAAAATGCTCTTGG -3'
(R):5'- ACAGGGATTTCAGCTCACAG -3'

Sequencing Primer
(F):5'- TGGATTTCAGATTCAATGAGAGGCC -3'
(R):5'- TCCTGCTAAGTCACCGCAG -3'
Posted On 2014-09-17