Incidental Mutation 'R8097:Col18a1'
ID 630253
Institutional Source Beutler Lab
Gene Symbol Col18a1
Ensembl Gene ENSMUSG00000001435
Gene Name collagen, type XVIII, alpha 1
Synonyms endostatin
MMRRC Submission 067529-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R8097 (G1)
Quality Score 225.009
Status Validated
Chromosome 10
Chromosomal Location 76888013-77002351 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to C at 76948342 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Leucine to Arginine at position 390 (L390R)
Ref Sequence ENSEMBL: ENSMUSP00000072538 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000072755] [ENSMUST00000081654] [ENSMUST00000105409]
AlphaFold no structure available at present
Predicted Effect unknown
Transcript: ENSMUST00000072755
AA Change: L390R
SMART Domains Protein: ENSMUSP00000072538
Gene: ENSMUSG00000001435
AA Change: L390R

DomainStartEndE-ValueType
Pfam:DUF959 16 218 6.8e-104 PFAM
low complexity region 295 307 N/A INTRINSIC
FRI 369 484 4.03e-47 SMART
TSPN 492 680 4.25e-72 SMART
LamG 541 679 2.17e-2 SMART
low complexity region 699 715 N/A INTRINSIC
low complexity region 719 734 N/A INTRINSIC
low complexity region 739 751 N/A INTRINSIC
Pfam:Collagen 820 881 5.5e-11 PFAM
low complexity region 921 942 N/A INTRINSIC
Pfam:Collagen 951 1008 6.1e-10 PFAM
Pfam:Collagen 988 1053 1.4e-8 PFAM
Pfam:Collagen 1060 1117 7.3e-10 PFAM
low complexity region 1132 1147 N/A INTRINSIC
low complexity region 1166 1181 N/A INTRINSIC
low complexity region 1186 1202 N/A INTRINSIC
Pfam:Collagen 1207 1267 8.2e-10 PFAM
low complexity region 1275 1288 N/A INTRINSIC
low complexity region 1301 1319 N/A INTRINSIC
low complexity region 1358 1393 N/A INTRINSIC
low complexity region 1397 1414 N/A INTRINSIC
low complexity region 1417 1433 N/A INTRINSIC
low complexity region 1441 1454 N/A INTRINSIC
Pfam:Endostatin 1461 1769 4.4e-116 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000081654
SMART Domains Protein: ENSMUSP00000080358
Gene: ENSMUSG00000001435

DomainStartEndE-ValueType
signal peptide 1 25 N/A INTRINSIC
TSPN 33 221 4.25e-72 SMART
LamG 82 220 2.17e-2 SMART
low complexity region 240 256 N/A INTRINSIC
low complexity region 260 275 N/A INTRINSIC
low complexity region 280 292 N/A INTRINSIC
Pfam:Collagen 359 422 1.6e-10 PFAM
low complexity region 462 483 N/A INTRINSIC
Pfam:Collagen 492 549 1.6e-9 PFAM
Pfam:Collagen 529 594 3.3e-8 PFAM
Pfam:Collagen 601 658 1.9e-9 PFAM
Pfam:Collagen 631 689 4e-8 PFAM
Pfam:Collagen 701 752 1.7e-7 PFAM
Pfam:Collagen 748 808 2.2e-9 PFAM
low complexity region 816 829 N/A INTRINSIC
low complexity region 842 860 N/A INTRINSIC
low complexity region 899 934 N/A INTRINSIC
low complexity region 938 955 N/A INTRINSIC
low complexity region 958 974 N/A INTRINSIC
low complexity region 982 995 N/A INTRINSIC
Pfam:Endostatin 999 1315 8.2e-151 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000105409
SMART Domains Protein: ENSMUSP00000101049
Gene: ENSMUSG00000001435

DomainStartEndE-ValueType
Pfam:DUF959 16 219 3.6e-100 PFAM
TSPN 245 433 4.25e-72 SMART
LamG 294 432 2.17e-2 SMART
low complexity region 452 468 N/A INTRINSIC
low complexity region 472 487 N/A INTRINSIC
low complexity region 492 504 N/A INTRINSIC
low complexity region 542 613 N/A INTRINSIC
low complexity region 630 648 N/A INTRINSIC
low complexity region 674 695 N/A INTRINSIC
Pfam:Collagen 700 761 5.4e-9 PFAM
Pfam:Collagen 741 806 4e-8 PFAM
Pfam:Collagen 813 874 2.1e-10 PFAM
Pfam:Collagen 846 901 1.2e-7 PFAM
Pfam:Collagen 913 964 2.1e-7 PFAM
Pfam:Collagen 960 1020 2.6e-9 PFAM
low complexity region 1028 1041 N/A INTRINSIC
low complexity region 1054 1072 N/A INTRINSIC
low complexity region 1111 1146 N/A INTRINSIC
low complexity region 1150 1167 N/A INTRINSIC
low complexity region 1170 1186 N/A INTRINSIC
low complexity region 1194 1207 N/A INTRINSIC
Pfam:Endostatin 1211 1527 1.1e-150 PFAM
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.8%
  • 10x: 99.4%
  • 20x: 98.6%
Validation Efficiency 100% (64/64)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes the alpha chain of type XVIII collagen. This collagen is one of the multiplexins, extracellular matrix proteins that contain multiple triple-helix domains (collagenous domains) interrupted by non-collagenous domains. A long isoform of the protein has an N-terminal domain that is homologous to the extracellular part of frizzled receptors. Proteolytic processing at several endogenous cleavage sites in the C-terminal domain results in production of endostatin, a potent antiangiogenic protein that is able to inhibit angiogenesis and tumor growth. Mutations in this gene are associated with Knobloch syndrome. The main features of this syndrome involve retinal abnormalities, so type XVIII collagen may play an important role in retinal structure and in neural tube closure. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Dec 2014]
PHENOTYPE: Mice homozygous for a knock-out allele exhibit defects in hyaloid vessel regression, attenuated visual function, abnormal electroretinograms, broad proximal tubule basement membrane, podocyte effacement, and softened glomeruli. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 66 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abcc2 G A 19: 43,805,394 (GRCm39) M749I probably benign Het
Adcy8 A T 15: 64,743,711 (GRCm39) probably null Het
Adgrb2 G A 4: 129,901,690 (GRCm39) C438Y probably damaging Het
Amn1 G A 6: 149,070,853 (GRCm39) probably benign Het
Atxn2 C T 5: 121,887,286 (GRCm39) R319W probably damaging Het
Ccdc162 T C 10: 41,510,115 (GRCm39) E830G probably benign Het
Ccdc71 T C 9: 108,340,751 (GRCm39) V188A probably benign Het
Ceacam11 A T 7: 17,709,455 (GRCm39) R218* probably null Het
Cps1 A G 1: 67,267,429 (GRCm39) N1399S probably benign Het
Ctnnal1 T C 4: 56,847,845 (GRCm39) E98G probably damaging Het
Cyp1a2 T A 9: 57,586,836 (GRCm39) probably null Het
Cyp2d11 C A 15: 82,274,581 (GRCm39) probably null Het
Cyp2j7 G A 4: 96,103,647 (GRCm39) T296I possibly damaging Het
Dcc C T 18: 71,812,573 (GRCm39) G407D probably damaging Het
E330034G19Rik T C 14: 24,356,920 (GRCm39) L217S unknown Het
Eea1 A G 10: 95,862,516 (GRCm39) K813E probably benign Het
Ell3 TCTCCTC TCTC 2: 121,269,937 (GRCm39) probably benign Het
Etf1 T C 18: 35,064,697 (GRCm39) D4G probably benign Het
F830045P16Rik T C 2: 129,305,505 (GRCm39) T290A possibly damaging Het
Filip1 T C 9: 79,725,541 (GRCm39) D1026G probably benign Het
Flad1 A T 3: 89,316,442 (GRCm39) L40H probably damaging Het
Fpr3 C A 17: 18,191,054 (GRCm39) N108K probably damaging Het
Galntl6 A G 8: 58,415,407 (GRCm39) probably null Het
Hmgcll1 T C 9: 75,922,421 (GRCm39) L22P probably benign Het
Iars2 C T 1: 185,061,586 (GRCm39) probably benign Het
Ifna15 A T 4: 88,475,938 (GRCm39) L182Q probably benign Het
Kcna6 A T 6: 126,715,575 (GRCm39) V438E probably damaging Het
Kcnma1 T A 14: 23,381,032 (GRCm39) D1012V probably damaging Het
Kctd17 CAGCTGGAGGAGC CAGC 15: 78,321,113 (GRCm39) probably benign Het
Lama2 G A 10: 27,066,660 (GRCm39) Q1074* probably null Het
Lhx9 T C 1: 138,766,089 (GRCm39) Y242C probably damaging Het
Lrrc37a T A 11: 103,394,925 (GRCm39) I167F probably benign Het
Lrrc49 T A 9: 60,522,331 (GRCm39) T351S probably benign Het
Lrrc56 A G 7: 140,775,819 (GRCm39) probably null Het
Mlh1 C A 9: 111,085,160 (GRCm39) probably null Het
Msh4 C T 3: 153,583,545 (GRCm39) probably null Het
Nav2 A G 7: 49,237,525 (GRCm39) D1999G probably damaging Het
Ncapd2 A T 6: 125,145,945 (GRCm39) I1272K possibly damaging Het
Neurl1a A G 19: 47,245,958 (GRCm39) D530G probably damaging Het
Nid2 T C 14: 19,848,657 (GRCm39) V1019A possibly damaging Het
Nlrp2 A T 7: 5,330,650 (GRCm39) L582Q probably damaging Het
Or1o4 A T 17: 37,590,818 (GRCm39) Y164* probably null Het
Or4c121 A T 2: 89,023,976 (GRCm39) I134N probably damaging Het
Or51a39 A G 7: 102,363,197 (GRCm39) V141A possibly damaging Het
Or8k1 A T 2: 86,048,010 (GRCm39) F15I probably damaging Het
Pde6c G T 19: 38,150,414 (GRCm39) E520* probably null Het
Pdzk1 C T 3: 96,757,556 (GRCm39) T4I probably benign Het
Pxdn C T 12: 30,056,601 (GRCm39) L1271F probably damaging Het
Rap1gap G T 4: 137,455,597 (GRCm39) V667F probably benign Het
Recql A T 6: 142,320,637 (GRCm39) I137N probably damaging Het
Ryr2 T C 13: 11,960,881 (GRCm39) E19G probably damaging Het
Ryr3 T C 2: 112,500,615 (GRCm39) probably null Het
Six1 A G 12: 73,090,524 (GRCm39) S214P possibly damaging Het
Slc24a1 T C 9: 64,831,734 (GRCm39) D1121G probably damaging Het
Slc30a6 T A 17: 74,719,693 (GRCm39) C218S possibly damaging Het
Spata31e1 T A 13: 49,943,676 (GRCm39) M1L probably benign Het
Stab2 T C 10: 86,704,959 (GRCm39) D1803G possibly damaging Het
Sult2a3 A T 7: 13,816,635 (GRCm39) V181E possibly damaging Het
Ubc C T 5: 125,466,982 (GRCm39) probably benign Het
Usp8 A G 2: 126,596,800 (GRCm39) N870S probably benign Het
Vmn1r225 A G 17: 20,722,611 (GRCm39) I17M possibly damaging Het
Vps13b T C 15: 35,709,492 (GRCm39) I1813T probably benign Het
Wdr11 C T 7: 129,209,611 (GRCm39) P473L probably damaging Het
Zcchc4 T A 5: 52,953,333 (GRCm39) I114N probably benign Het
Zfp516 C A 18: 83,005,295 (GRCm39) S733* probably null Het
Zfp764l1 C T 7: 126,992,496 (GRCm39) C38Y probably null Het
Other mutations in Col18a1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00952:Col18a1 APN 10 76,905,813 (GRCm39) missense possibly damaging 0.93
IGL01023:Col18a1 APN 10 76,906,809 (GRCm39) missense probably damaging 0.98
IGL01304:Col18a1 APN 10 76,911,975 (GRCm39) unclassified probably benign
IGL01519:Col18a1 APN 10 76,895,157 (GRCm39) missense probably damaging 0.99
IGL02217:Col18a1 APN 10 76,889,132 (GRCm39) missense probably damaging 0.96
IGL02275:Col18a1 APN 10 76,895,217 (GRCm39) missense possibly damaging 0.92
IGL02283:Col18a1 APN 10 76,948,943 (GRCm39) missense possibly damaging 0.71
IGL02492:Col18a1 APN 10 76,907,855 (GRCm39) splice site probably benign
IGL02673:Col18a1 APN 10 76,894,997 (GRCm39) missense probably damaging 1.00
IGL02710:Col18a1 APN 10 76,949,146 (GRCm39) missense possibly damaging 0.92
IGL02850:Col18a1 APN 10 76,932,300 (GRCm39) missense probably damaging 0.98
IGL03085:Col18a1 APN 10 76,895,015 (GRCm39) splice site probably benign
IGL03102:Col18a1 APN 10 76,903,457 (GRCm39) splice site probably benign
IGL03139:Col18a1 APN 10 76,949,177 (GRCm39) missense possibly damaging 0.84
IGL03181:Col18a1 APN 10 76,891,532 (GRCm39) missense probably damaging 1.00
IGL03183:Col18a1 APN 10 76,909,588 (GRCm39) missense probably damaging 1.00
R0039:Col18a1 UTSW 10 76,913,002 (GRCm39) missense probably damaging 1.00
R0180:Col18a1 UTSW 10 76,932,351 (GRCm39) missense probably benign 0.33
R0225:Col18a1 UTSW 10 76,924,748 (GRCm39) missense possibly damaging 0.90
R0335:Col18a1 UTSW 10 76,895,197 (GRCm39) missense probably damaging 0.99
R0336:Col18a1 UTSW 10 76,894,570 (GRCm39) missense probably damaging 1.00
R1471:Col18a1 UTSW 10 76,932,040 (GRCm39) missense unknown
R1538:Col18a1 UTSW 10 76,907,170 (GRCm39) missense probably damaging 1.00
R1594:Col18a1 UTSW 10 76,948,870 (GRCm39) missense possibly damaging 0.51
R1631:Col18a1 UTSW 10 76,895,131 (GRCm39) missense probably damaging 0.99
R1774:Col18a1 UTSW 10 76,895,815 (GRCm39) missense probably damaging 0.96
R1934:Col18a1 UTSW 10 76,948,578 (GRCm39) missense possibly damaging 0.73
R1990:Col18a1 UTSW 10 76,916,988 (GRCm39) missense unknown
R1991:Col18a1 UTSW 10 76,916,988 (GRCm39) missense unknown
R1992:Col18a1 UTSW 10 76,916,988 (GRCm39) missense unknown
R2081:Col18a1 UTSW 10 76,890,019 (GRCm39) missense probably damaging 1.00
R2082:Col18a1 UTSW 10 76,895,127 (GRCm39) missense probably damaging 1.00
R2351:Col18a1 UTSW 10 76,948,538 (GRCm39) missense probably benign 0.00
R2510:Col18a1 UTSW 10 76,932,102 (GRCm39) missense unknown
R3076:Col18a1 UTSW 10 76,924,762 (GRCm39) missense possibly damaging 0.57
R3433:Col18a1 UTSW 10 76,932,102 (GRCm39) missense unknown
R3800:Col18a1 UTSW 10 76,903,221 (GRCm39) nonsense probably null
R3918:Col18a1 UTSW 10 76,889,192 (GRCm39) missense probably benign 0.05
R3981:Col18a1 UTSW 10 76,924,721 (GRCm39) missense probably damaging 0.99
R3983:Col18a1 UTSW 10 76,924,721 (GRCm39) missense probably damaging 0.99
R4182:Col18a1 UTSW 10 76,894,675 (GRCm39) splice site probably null
R4239:Col18a1 UTSW 10 76,932,001 (GRCm39) missense unknown
R5014:Col18a1 UTSW 10 76,906,794 (GRCm39) critical splice donor site probably null
R5107:Col18a1 UTSW 10 76,913,057 (GRCm39) critical splice acceptor site probably null
R5413:Col18a1 UTSW 10 76,905,310 (GRCm39) missense probably damaging 1.00
R5503:Col18a1 UTSW 10 76,907,454 (GRCm39) missense probably damaging 1.00
R5524:Col18a1 UTSW 10 76,894,558 (GRCm39) missense probably damaging 1.00
R5772:Col18a1 UTSW 10 77,002,177 (GRCm39) missense unknown
R5958:Col18a1 UTSW 10 76,932,231 (GRCm39) missense probably benign 0.01
R6280:Col18a1 UTSW 10 76,948,323 (GRCm39) intron probably benign
R6309:Col18a1 UTSW 10 76,948,576 (GRCm39) intron probably benign
R6603:Col18a1 UTSW 10 76,899,811 (GRCm39) critical splice donor site probably null
R6608:Col18a1 UTSW 10 76,948,628 (GRCm39) intron probably benign
R6805:Col18a1 UTSW 10 76,890,073 (GRCm39) missense probably damaging 1.00
R6890:Col18a1 UTSW 10 76,949,318 (GRCm39) intron probably benign
R6938:Col18a1 UTSW 10 76,948,333 (GRCm39) intron probably benign
R7002:Col18a1 UTSW 10 77,002,177 (GRCm39) missense unknown
R7154:Col18a1 UTSW 10 76,908,799 (GRCm39) missense probably benign 0.25
R7204:Col18a1 UTSW 10 76,921,110 (GRCm39) missense unknown
R7278:Col18a1 UTSW 10 76,932,118 (GRCm39) missense unknown
R7442:Col18a1 UTSW 10 76,932,072 (GRCm39) missense unknown
R7453:Col18a1 UTSW 10 76,921,044 (GRCm39) splice site probably null
R7597:Col18a1 UTSW 10 76,949,137 (GRCm39) missense unknown
R7615:Col18a1 UTSW 10 76,902,839 (GRCm39) missense probably damaging 1.00
R7671:Col18a1 UTSW 10 76,921,217 (GRCm39) missense unknown
R7696:Col18a1 UTSW 10 76,921,106 (GRCm39) missense unknown
R7719:Col18a1 UTSW 10 76,913,846 (GRCm39) missense probably benign 0.13
R7772:Col18a1 UTSW 10 76,904,220 (GRCm39) splice site probably null
R8077:Col18a1 UTSW 10 76,916,685 (GRCm39) missense unknown
R8085:Col18a1 UTSW 10 76,924,741 (GRCm39) missense unknown
R8117:Col18a1 UTSW 10 76,895,808 (GRCm39) missense probably benign 0.41
R8130:Col18a1 UTSW 10 76,910,284 (GRCm39) missense probably benign 0.03
R8151:Col18a1 UTSW 10 76,948,418 (GRCm39) missense unknown
R8379:Col18a1 UTSW 10 76,889,072 (GRCm39) missense probably benign 0.08
R8479:Col18a1 UTSW 10 76,916,988 (GRCm39) missense unknown
R8523:Col18a1 UTSW 10 76,890,068 (GRCm39) missense probably damaging 0.99
R8862:Col18a1 UTSW 10 76,949,044 (GRCm39) nonsense probably null
R9109:Col18a1 UTSW 10 76,893,204 (GRCm39) missense probably damaging 1.00
R9298:Col18a1 UTSW 10 76,893,204 (GRCm39) missense probably damaging 1.00
R9312:Col18a1 UTSW 10 76,894,606 (GRCm39) missense probably damaging 0.98
R9366:Col18a1 UTSW 10 76,932,258 (GRCm39) missense unknown
R9399:Col18a1 UTSW 10 76,916,584 (GRCm39) missense unknown
R9559:Col18a1 UTSW 10 76,913,630 (GRCm39) missense probably damaging 1.00
R9649:Col18a1 UTSW 10 76,916,673 (GRCm39) missense unknown
R9689:Col18a1 UTSW 10 76,916,578 (GRCm39) nonsense probably null
R9719:Col18a1 UTSW 10 76,949,432 (GRCm39) missense unknown
Z1176:Col18a1 UTSW 10 76,948,685 (GRCm39) missense unknown
Z1176:Col18a1 UTSW 10 76,891,543 (GRCm39) missense possibly damaging 0.81
Z1177:Col18a1 UTSW 10 76,948,672 (GRCm39) missense unknown
Predicted Primers PCR Primer
(F):5'- GCTAGGTAGTTCCAACATTCGTC -3'
(R):5'- TCTCTCAGGTAGCAGCTTTACC -3'

Sequencing Primer
(F):5'- AGTTCCAACATTCGTCCTCCAAGG -3'
(R):5'- AGCAGCTTTACCTGGGTTC -3'
Posted On 2020-06-30