Incidental Mutation 'R4169:Col4a2'
ID 320696
Institutional Source Beutler Lab
Gene Symbol Col4a2
Ensembl Gene ENSMUSG00000031503
Gene Name collagen, type IV, alpha 2
Synonyms Col4a-2
MMRRC Submission 041010-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R4169 (G1)
Quality Score 225
Status Validated
Chromosome 8
Chromosomal Location 11362805-11499287 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to T at 11479391 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Proline to Leucine at position 758 (P758L)
Ref Sequence ENSEMBL: ENSMUSP00000033899 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000033899]
AlphaFold P08122
Predicted Effect probably benign
Transcript: ENSMUST00000033899
AA Change: P758L

PolyPhen 2 Score 0.223 (Sensitivity: 0.91; Specificity: 0.88)
SMART Domains Protein: ENSMUSP00000033899
Gene: ENSMUSG00000031503
AA Change: P758L

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
Meta Mutation Damage Score 0.1452 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.4%
  • 20x: 95.8%
Validation Efficiency 98% (48/49)
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: 43 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acot7 T C 4: 152,302,250 (GRCm39) C121R probably damaging Het
Ampd1 T A 3: 103,002,157 (GRCm39) M546K probably damaging Het
Birc2 T A 9: 7,849,684 (GRCm39) D535V possibly damaging Het
Btn1a1 A G 13: 23,649,325 (GRCm39) L9P probably benign Het
Cmip A T 8: 118,183,656 (GRCm39) N743I probably damaging Het
Ddx50 A T 10: 62,476,549 (GRCm39) Y241* probably null Het
Elk3 A G 10: 93,101,197 (GRCm39) probably null Het
Fbn1 T C 2: 125,205,872 (GRCm39) T1042A possibly damaging Het
Gm5445 A G 13: 12,393,527 (GRCm39) noncoding transcript Het
Gnat3 T C 5: 18,208,862 (GRCm39) F189L probably damaging Het
Hectd1 T C 12: 51,837,008 (GRCm39) T815A probably damaging Het
Hmcn1 A C 1: 150,471,750 (GRCm39) probably null Het
Hrc A G 7: 44,986,181 (GRCm39) D444G probably benign Het
Ighv1-53 T A 12: 115,122,166 (GRCm39) I70F possibly damaging Het
Kat7 A G 11: 95,171,298 (GRCm39) F469L probably damaging Het
Klk14 G A 7: 43,341,501 (GRCm39) C51Y probably damaging Het
Krt81 T A 15: 101,359,193 (GRCm39) M242L probably benign Het
Krtap6-1 A G 16: 88,828,584 (GRCm39) probably null Het
Man2c1 A G 9: 57,045,310 (GRCm39) D473G probably benign Het
Mthfr-ps1 T C 5: 78,622,436 (GRCm39) noncoding transcript Het
Nop53 A T 7: 15,676,244 (GRCm39) W152R probably benign Het
Or5p58 A T 7: 107,694,591 (GRCm39) M62K probably damaging Het
Or6y1 T A 1: 174,277,162 (GRCm39) S324R unknown Het
Or8s8 A G 15: 98,354,878 (GRCm39) E229G probably benign Het
Pcdh1 A T 18: 38,331,358 (GRCm39) N548K probably damaging Het
Pcdhga12 A G 18: 37,899,467 (GRCm39) I100V probably benign Het
Piezo2 T C 18: 63,183,675 (GRCm39) H1743R probably benign Het
Pkdrej A G 15: 85,700,515 (GRCm39) V1807A probably benign Het
Rabl2 T C 15: 89,474,582 (GRCm39) M1V probably null Het
Rexo5 A G 7: 119,426,621 (GRCm39) probably benign Het
Rfng C G 11: 120,674,772 (GRCm39) G73R probably benign Het
Rps6ka4 A G 19: 6,809,188 (GRCm39) L459P possibly damaging Het
Samd11 T A 4: 156,332,203 (GRCm39) D536V probably damaging Het
Slc9a5 A G 8: 106,084,032 (GRCm39) T451A possibly damaging Het
Snapc1 T A 12: 74,029,265 (GRCm39) N349K probably benign Het
Sox1ot A G 8: 12,480,544 (GRCm39) noncoding transcript Het
Tmem178 C T 17: 81,252,232 (GRCm39) H39Y possibly damaging Het
Trav8n-2 A T 14: 53,583,875 (GRCm39) T111S possibly damaging Het
Ttn T A 2: 76,703,103 (GRCm39) probably benign Het
Ttn T C 2: 76,762,909 (GRCm39) D3250G probably damaging Het
Ube2nl T A 7: 61,199,380 (GRCm39) noncoding transcript Het
Vps25 T C 11: 101,144,918 (GRCm39) S39P probably damaging Het
Zkscan14 G A 5: 145,132,985 (GRCm39) T182I possibly 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
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'- CCTCCCAGAGTCAGTTCATAC -3'
(R):5'- TGAGAAGGAAGCTGCTCTCAC -3'

Sequencing Primer
(F):5'- GAGTCAGTTCATACCACACCCTG -3'
(R):5'- TGCACCTCAGAGCAGCTG -3'
Posted On 2015-06-12