Incidental Mutation 'R8389:Col4a2'
ID 647287
Institutional Source Beutler Lab
Gene Symbol Col4a2
Ensembl Gene ENSMUSG00000031503
Gene Name collagen, type IV, alpha 2
Synonyms Col4a-2
MMRRC Submission 067754-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R8389 (G1)
Quality Score 225.009
Status Not validated
Chromosome 8
Chromosomal Location 11362805-11499287 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to A at 11498132 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Alanine to Glutamic Acid at position 1647 (A1647E)
Ref Sequence ENSEMBL: ENSMUSP00000033899 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000033899]
AlphaFold P08122
Predicted Effect probably damaging
Transcript: ENSMUST00000033899
AA Change: A1647E

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000033899
Gene: ENSMUSG00000031503
AA Change: A1647E

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: 44 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acadl C T 1: 66,893,906 (GRCm39) G83E probably damaging Het
Adamtsl2 A G 2: 26,993,136 (GRCm39) D722G possibly damaging Het
Akap11 A T 14: 78,756,322 (GRCm39) D25E Het
Akr1c21 C T 13: 4,626,278 (GRCm39) R101W probably damaging Het
Ano2 T C 6: 125,957,132 (GRCm39) Y634H probably damaging Het
Bach1 G A 16: 87,516,179 (GRCm39) R240Q probably benign Het
Cfap221 T C 1: 119,851,301 (GRCm39) E820G probably damaging Het
Chad A G 11: 94,458,718 (GRCm39) D289G probably benign Het
Dhx32 G T 7: 133,326,935 (GRCm39) T522K possibly damaging Het
Eloa A G 4: 135,733,622 (GRCm39) V707A probably benign Het
Fam219a A G 4: 41,520,935 (GRCm39) S109P probably damaging Het
Ftl1 A T 7: 45,108,651 (GRCm39) F36I probably benign Het
Furin C T 7: 80,040,627 (GRCm39) R737Q probably benign Het
Gm40460 GCAGCAGCTGGACTGGCAGCAGCAGGGCTTACAGCAGCTGGACTGGCAGCAGCAGGGCTTACAGCAGCTGGACTGGCAGCAGCAGGGCTTACAGCAGCTGGACTGGCAGCAG GCAGCAGCTGGACTGGCAGCAGCAGGGCTTACAGCAGCTGGACTGGCAGCAGCAGGGCTTACAGCAGCTGGACTGGCAGCAG 7: 141,794,171 (GRCm39) probably benign Het
Gpt C T 15: 76,583,242 (GRCm39) T393M probably damaging Het
Greb1l A T 18: 10,529,613 (GRCm39) D865V probably benign Het
Ifi207 GTT GT 1: 173,557,016 (GRCm39) probably null Het
Klk1b11 G A 7: 43,649,120 (GRCm39) C219Y probably damaging Het
Lcn11 A T 2: 25,669,043 (GRCm39) D117V probably damaging Het
Lrpprc A T 17: 85,080,742 (GRCm39) V161D possibly damaging Het
Lrrk2 T C 15: 91,584,194 (GRCm39) L318S probably damaging Het
Muc5b A G 7: 141,415,516 (GRCm39) T2821A possibly damaging Het
Mysm1 A G 4: 94,853,849 (GRCm39) M250T probably benign Het
Nol12 A G 15: 78,819,268 (GRCm39) K27E probably damaging Het
Omg T A 11: 79,393,001 (GRCm39) M286L probably benign Het
Or4c100 G A 2: 88,355,931 (GRCm39) M1I probably null Het
Or8g32 A G 9: 39,305,912 (GRCm39) K272R probably damaging Het
Pdyn A G 2: 129,530,357 (GRCm39) L104P probably benign Het
Pira2 A C 7: 3,846,888 (GRCm39) L218R probably damaging Het
Pnpt1 A T 11: 29,080,758 (GRCm39) M1L unknown Het
Pofut2 C T 10: 77,101,785 (GRCm39) T274M probably benign Het
Pramel34 A T 5: 93,785,587 (GRCm39) F231Y probably benign Het
Rbm12b1 C A 4: 12,146,363 (GRCm39) D778E probably damaging Het
Srsf12 C G 4: 33,226,070 (GRCm39) P111R probably damaging Het
Tbc1d14 G A 5: 36,687,792 (GRCm39) probably benign Het
Tcf23 A G 5: 31,127,464 (GRCm39) K89E probably benign Het
Tmem74 C T 15: 43,730,315 (GRCm39) G243R probably damaging Het
Ufd1 T C 16: 18,639,853 (GRCm39) V119A possibly damaging Het
Vmn2r72 A T 7: 85,401,168 (GRCm39) Y84N probably damaging Het
Zfp120 A T 2: 149,959,327 (GRCm39) C354S probably damaging Het
Zfp69 G A 4: 120,806,549 (GRCm39) T28I possibly damaging Het
Zfp764l1 C T 7: 126,992,496 (GRCm39) C38Y probably null Het
Zfp959 T C 17: 56,204,299 (GRCm39) V112A probably benign Het
Zfr2 T A 10: 81,081,323 (GRCm39) W458R 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
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
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'- TTAGCAAACAAGCAGGGACC -3'
(R):5'- TCTTCATGCACACTTGGCAG -3'

Sequencing Primer
(F):5'- CATTTGATCCAAGCTGCTGGAGAC -3'
(R):5'- ACTTGGCAGCGGCTGATG -3'
Posted On 2020-09-02