Incidental Mutation 'R1471:Col18a1'
ID 164907
Institutional Source Beutler Lab
Gene Symbol Col18a1
Ensembl Gene ENSMUSG00000001435
Gene Name collagen, type XVIII, alpha 1
Synonyms endostatin
MMRRC Submission 039524-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R1471 (G1)
Quality Score 225
Status Not validated
Chromosome 10
Chromosomal Location 76888013-77002351 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to T at 76932040 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Glutamine to Lysine at position 350 (Q350K)
Ref Sequence ENSEMBL: ENSMUSP00000101049 (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: Q597K
SMART Domains Protein: ENSMUSP00000072538
Gene: ENSMUSG00000001435
AA Change: Q597K

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 unknown
Transcript: ENSMUST00000081654
AA Change: Q138K
SMART Domains Protein: ENSMUSP00000080358
Gene: ENSMUSG00000001435
AA Change: Q138K

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 unknown
Transcript: ENSMUST00000105409
AA Change: Q350K
SMART Domains Protein: ENSMUSP00000101049
Gene: ENSMUSG00000001435
AA Change: Q350K

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: 99.3%
  • 3x: 98.6%
  • 10x: 96.8%
  • 20x: 94.4%
Validation Efficiency
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: 96 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930486L24Rik C A 13: 61,001,336 (GRCm39) K130N probably damaging Het
Adam6a T A 12: 113,508,013 (GRCm39) S129T probably damaging Het
Adamts10 T A 17: 33,772,112 (GRCm39) F1087I probably damaging Het
Afp T A 5: 90,651,541 (GRCm39) N385K possibly damaging Het
Ahnak T G 19: 8,990,296 (GRCm39) probably benign Het
Akap6 A G 12: 53,188,279 (GRCm39) T1898A probably benign Het
Antxr2 C A 5: 98,123,199 (GRCm39) V283F possibly damaging Het
Asgr1 T C 11: 69,946,919 (GRCm39) V55A possibly damaging Het
Asxl3 A G 18: 22,649,411 (GRCm39) K467E probably damaging Het
Atp5f1a C A 18: 77,868,969 (GRCm39) Q398K probably damaging Het
Atxn2 T A 5: 121,924,437 (GRCm39) D455E probably damaging Het
B4galt6 C T 18: 20,878,410 (GRCm39) A39T possibly damaging Het
C130073F10Rik C T 4: 101,747,535 (GRCm39) E165K probably benign Het
Cabin1 A G 10: 75,530,626 (GRCm39) C1519R probably damaging Het
Casp8ap2 C T 4: 32,639,386 (GRCm39) R147* probably null Het
Ccdc88b A G 19: 6,831,391 (GRCm39) L517P probably benign Het
Cd109 G A 9: 78,561,869 (GRCm39) V220I probably damaging Het
Cd2ap T C 17: 43,131,488 (GRCm39) K369R probably benign Het
Cd300c A G 11: 114,850,614 (GRCm39) V63A probably benign Het
Cnot10 A G 9: 114,420,619 (GRCm39) V741A probably benign Het
Crnkl1 T C 2: 145,774,236 (GRCm39) K76E possibly damaging Het
Cryzl2 A G 1: 157,298,291 (GRCm39) K227E probably benign Het
Cts6 G A 13: 61,344,194 (GRCm39) T286I probably benign Het
Cul1 T C 6: 47,491,820 (GRCm39) V392A probably damaging Het
Dcaf7 T A 11: 105,937,573 (GRCm39) F65L probably benign Het
Dgke A C 11: 88,946,320 (GRCm39) V160G possibly damaging Het
Dock8 C A 19: 25,178,400 (GRCm39) Q2098K possibly damaging Het
Efhb T A 17: 53,706,140 (GRCm39) D799V possibly damaging Het
Ephb2 T C 4: 136,386,262 (GRCm39) D829G probably benign Het
Exosc1 A T 19: 41,913,157 (GRCm39) S117R probably damaging Het
Fga T C 3: 82,935,925 (GRCm39) S51P probably benign Het
Fmn1 T C 2: 113,523,439 (GRCm39) F1141L possibly damaging Het
Foxm1 C T 6: 128,350,837 (GRCm39) L713F probably damaging Het
Galnt4 A G 10: 98,944,536 (GRCm39) E87G probably benign Het
Gamt T C 10: 80,096,692 (GRCm39) D15G probably benign Het
Gm15557 C A 2: 155,784,174 (GRCm39) D154E possibly damaging Het
Gnptab A G 10: 88,281,625 (GRCm39) I1211V probably benign Het
Greb1 A T 12: 16,761,775 (GRCm39) M535K probably damaging Het
Grm8 C A 6: 27,363,308 (GRCm39) A736S possibly damaging Het
Hspa14 T C 2: 3,492,645 (GRCm39) I373M probably benign Het
Ifi207 T A 1: 173,557,629 (GRCm39) T370S unknown Het
Igf1r A G 7: 67,653,585 (GRCm39) N41S probably damaging Het
Ikzf5 A T 7: 130,993,496 (GRCm39) V224D probably damaging Het
Il10 C A 1: 130,949,110 (GRCm39) Y90* probably null Het
Itga4 A G 2: 79,117,376 (GRCm39) D394G probably benign Het
Kif21a A T 15: 90,840,622 (GRCm39) S1165T probably benign Het
Krtap14 A G 16: 88,622,515 (GRCm39) S155P probably damaging Het
Loxl2 A G 14: 69,930,546 (GRCm39) N770S probably benign Het
Man2b1 A G 8: 85,813,474 (GRCm39) D222G probably damaging Het
Mcub T A 3: 129,709,464 (GRCm39) Y283F probably damaging Het
Meis3 T A 7: 15,911,496 (GRCm39) Y64* probably null Het
Mfsd6 T A 1: 52,748,716 (GRCm39) I50F probably benign Het
Micu2 T C 14: 58,182,854 (GRCm39) T165A probably damaging Het
Mtcl1 T C 17: 66,686,143 (GRCm39) E921G probably damaging Het
Muc5b A T 7: 141,396,971 (GRCm39) N215Y unknown Het
Muc6 A G 7: 141,234,176 (GRCm39) F772L possibly damaging Het
Myt1 A G 2: 181,438,904 (GRCm39) D142G probably benign Het
Nol6 C T 4: 41,120,281 (GRCm39) V479I probably benign Het
Nsun7 A G 5: 66,441,572 (GRCm39) K414E probably benign Het
Nup210l A C 3: 90,077,869 (GRCm39) I914L probably benign Het
Obox3 G A 7: 15,360,875 (GRCm39) P88L probably benign Het
Or10ag57 A G 2: 87,218,862 (GRCm39) Y271C probably damaging Het
Or4f4b T C 2: 111,314,351 (GRCm39) L192P probably damaging Het
Or8h8 C T 2: 86,752,922 (GRCm39) probably null Het
Or8w1 T C 2: 87,466,014 (GRCm39) T26A probably benign Het
Pclo T C 5: 14,730,441 (GRCm39) probably benign Het
Pcsk5 T C 19: 17,545,688 (GRCm39) N745D probably damaging Het
Pdzrn3 T A 6: 101,128,473 (GRCm39) N731I possibly damaging Het
Pkdrej T A 15: 85,701,334 (GRCm39) Q1534L probably benign Het
Pramel28 T C 4: 143,691,523 (GRCm39) N400S probably benign Het
Rell1 T A 5: 64,093,428 (GRCm39) D109V probably damaging Het
Rplp0 C T 5: 115,701,403 (GRCm39) T285I probably damaging Het
Sanbr A T 11: 23,565,222 (GRCm39) M255K probably damaging Het
Sema3g C T 14: 30,950,002 (GRCm39) R728C probably damaging Het
Slc15a2 A G 16: 36,574,153 (GRCm39) Y536H probably damaging Het
Slc26a5 T A 5: 22,021,962 (GRCm39) Y488F probably benign Het
Slc5a4a A T 10: 76,022,362 (GRCm39) S566C probably damaging Het
Spink7 C T 18: 62,729,275 (GRCm39) E21K possibly damaging Het
Src C T 2: 157,299,107 (GRCm39) Q35* probably null Het
Srrm2 T A 17: 24,039,770 (GRCm39) V2234E probably damaging Het
Stk36 A T 1: 74,650,314 (GRCm39) Q282L probably benign Het
Tas2r118 T G 6: 23,969,170 (GRCm39) E297A probably damaging Het
Terf1 A G 1: 15,913,194 (GRCm39) Y385C probably damaging Het
Tmc3 T C 7: 83,247,498 (GRCm39) S198P probably damaging Het
Tmprss11b C T 5: 86,808,355 (GRCm39) R407H possibly damaging Het
Tspyl4 G A 10: 34,174,107 (GRCm39) E200K probably damaging Het
Ttc21a T C 9: 119,771,707 (GRCm39) Y169H probably damaging Het
Ugt2b36 C T 5: 87,239,930 (GRCm39) D152N probably damaging Het
Unk T C 11: 115,940,235 (GRCm39) I196T probably benign Het
Uroc1 T G 6: 90,321,153 (GRCm39) V243G probably damaging Het
Usp34 C A 11: 23,438,862 (GRCm39) Q3475K probably benign Het
Vmn2r117 T A 17: 23,697,447 (GRCm39) I82L probably benign Het
Vmn2r44 A T 7: 8,380,882 (GRCm39) V337E probably damaging Het
Zbtb14 C A 17: 69,695,497 (GRCm39) F398L probably damaging Het
Zfp362 T C 4: 128,680,993 (GRCm39) T111A probably benign Het
Zfp598 T C 17: 24,899,046 (GRCm39) V615A probably benign 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
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
R8097:Col18a1 UTSW 10 76,948,342 (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'- TGTTCCAGCCTGACCCACAAAG -3'
(R):5'- TCTGGTCTGATCCTGTGTAGCCAC -3'

Sequencing Primer
(F):5'- TGACCCACAAAGAGGCCAG -3'
(R):5'- GGCCTACATCTTTGGACCAGAC -3'
Posted On 2014-03-28