Incidental Mutation 'R6478:Col9a1'
ID 516876
Institutional Source Beutler Lab
Gene Symbol Col9a1
Ensembl Gene ENSMUSG00000026147
Gene Name collagen, type IX, alpha 1
Synonyms Col9a-1
MMRRC Submission 044610-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.092) question?
Stock # R6478 (G1)
Quality Score 225.009
Status Validated
Chromosome 1
Chromosomal Location 24216691-24291765 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to A at 24224486 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Leucine to Isoleucine at position 223 (L223I)
Ref Sequence ENSEMBL: ENSMUSP00000051579 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000054588]
AlphaFold no structure available at present
Predicted Effect unknown
Transcript: ENSMUST00000054588
AA Change: L223I
SMART Domains Protein: ENSMUSP00000051579
Gene: ENSMUSG00000026147
AA Change: L223I

DomainStartEndE-ValueType
signal peptide 1 23 N/A INTRINSIC
TSPN 50 244 5.73e-78 SMART
Pfam:Collagen 266 326 2e-11 PFAM
Pfam:Collagen 308 358 3.5e-9 PFAM
Pfam:Collagen 357 409 1.2e-8 PFAM
Pfam:Collagen 415 472 7.8e-11 PFAM
Pfam:Collagen 454 515 2.9e-11 PFAM
Pfam:Collagen 592 667 3.9e-8 PFAM
Pfam:Collagen 646 716 1.7e-9 PFAM
Pfam:Collagen 697 760 1.6e-10 PFAM
Pfam:Collagen 785 848 3.1e-11 PFAM
low complexity region 878 899 N/A INTRINSIC
Meta Mutation Damage Score 0.0653 question?
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.6%
  • 10x: 97.8%
  • 20x: 93.3%
Validation Efficiency 95% (75/79)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes one of the three alpha chains of type IX collagen, which is a minor (5-20%) collagen component of hyaline cartilage. Type IX collagen is usually found in tissues containing type II collagen, a fibrillar collagen. Studies in knockout mice have shown that synthesis of the alpha 1 chain is essential for assembly of type IX collagen molecules, a heterotrimeric molecule, and that lack of type IX collagen is associated with early onset osteoarthritis. Mutations in this gene are associated with osteoarthritis in humans, with multiple epiphyseal dysplasia, 6, a form of chondrodysplasia, and with Stickler syndrome, a disease characterized by ophthalmic, orofacial, articular, and auditory defects. Two transcript variants that encode different isoforms have been identified for this gene. [provided by RefSeq, Jul 2008]
PHENOTYPE: Homozygotes for a targeted mutation show no conspicuous skeletal abnormalities at birth but develop early-onset degenerative joint disease resembling osteoarthritis as well as progressive hearing loss; restoration and remodeling of trabecular bone is perturbed with minimal effects on cortical bone. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 78 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Aatk T A 11: 119,901,817 (GRCm39) S803C probably benign Het
Abcc9 C T 6: 142,625,034 (GRCm39) A454T probably damaging Het
Abr T C 11: 76,343,158 (GRCm39) E565G probably damaging Het
Adam33 C A 2: 130,893,266 (GRCm39) R753L probably benign Het
Adgre1 A G 17: 57,708,955 (GRCm39) T49A possibly damaging Het
Ankra2 A T 13: 98,404,950 (GRCm39) H153L probably damaging Het
Ankrd26 T G 6: 118,488,599 (GRCm39) E1353D probably benign Het
Ankrd52 T G 10: 128,215,200 (GRCm39) probably null Het
Arhgef10l T A 4: 140,270,068 (GRCm39) T619S possibly damaging Het
Armh4 A G 14: 50,010,789 (GRCm39) V306A possibly damaging Het
Asgr1 T C 11: 69,947,720 (GRCm39) V130A possibly damaging Het
Atg10 C A 13: 91,085,466 (GRCm39) C161F probably damaging Het
Atm A T 9: 53,401,554 (GRCm39) N1438K probably damaging Het
BC107364 T A 3: 96,343,322 (GRCm39) probably null Het
Bcar3 G T 3: 122,220,225 (GRCm39) A41S probably benign Het
Btbd6 A G 12: 112,940,932 (GRCm39) probably benign Het
Cchcr1 A G 17: 35,835,600 (GRCm39) T318A possibly damaging Het
Celsr1 A T 15: 85,809,719 (GRCm39) I2221N probably damaging Het
Cept1 C T 3: 106,440,761 (GRCm39) W48* probably null Het
Cfap161 T A 7: 83,442,484 (GRCm39) I85L probably benign Het
Clasp1 A T 1: 118,439,910 (GRCm39) R640* probably null Het
Col5a1 T A 2: 27,842,448 (GRCm39) I441N unknown Het
Dnah2 T C 11: 69,406,836 (GRCm39) D223G probably benign Het
Dnah8 G A 17: 30,967,542 (GRCm39) D2585N probably benign Het
Dpy19l1 A T 9: 24,361,992 (GRCm39) M129K possibly damaging Het
Ecpas A T 4: 58,810,785 (GRCm39) I1524N probably damaging Het
Fcgbpl1 C G 7: 27,854,798 (GRCm39) P1808R probably damaging Het
Fcrl1 C A 3: 87,296,946 (GRCm39) H318Q probably benign Het
Fer1l5 A G 1: 36,441,612 (GRCm39) N609S probably damaging Het
Fkbp4 C T 6: 128,410,194 (GRCm39) E256K probably damaging Het
Fsip2 A G 2: 82,820,430 (GRCm39) T5388A possibly damaging Het
Glrx G A 13: 75,995,418 (GRCm39) probably null Het
Gm7356 A T 17: 14,221,726 (GRCm39) M101K probably damaging Het
Gstp2 A T 19: 4,090,499 (GRCm39) I162N probably benign Het
Hectd3 A C 4: 116,856,783 (GRCm39) K443N probably damaging Het
Hmcn1 T A 1: 150,540,535 (GRCm39) R2925W probably damaging Het
Hspa1a G T 17: 35,189,282 (GRCm39) N540K probably damaging Het
Ints6 A T 14: 62,938,235 (GRCm39) M649K probably benign Het
Katnb1 T C 8: 95,822,084 (GRCm39) V270A possibly damaging Het
Kctd3 A G 1: 188,704,561 (GRCm39) S737P probably benign Het
Klra10 T C 6: 130,249,507 (GRCm39) probably null Het
Lmtk3 A G 7: 45,448,013 (GRCm39) D1353G unknown Het
Lrrk1 A G 7: 65,912,481 (GRCm39) V1693A probably damaging Het
Mpnd A T 17: 56,316,575 (GRCm39) I85F probably damaging Het
Myo3b A G 2: 70,179,304 (GRCm39) T1173A probably benign Het
Myof G A 19: 37,892,279 (GRCm39) P1158L probably damaging Het
Naip2 A C 13: 100,298,549 (GRCm39) S496A probably benign Het
Ncor2 A G 5: 125,187,069 (GRCm39) probably benign Het
Npepps C T 11: 97,149,099 (GRCm39) probably null Het
Opn5 T A 17: 42,891,640 (GRCm39) I266F probably benign Het
Or4a74 T G 2: 89,439,790 (GRCm39) I219L probably damaging Het
P2rx4 A G 5: 122,845,763 (GRCm39) D16G probably damaging Het
Padi2 G T 4: 140,644,948 (GRCm39) V61L probably benign Het
Pkd1l1 G A 11: 8,813,911 (GRCm39) T1480I probably benign Het
Plcb1 T C 2: 135,177,371 (GRCm39) S568P probably damaging Het
Rassf10 A G 7: 112,554,914 (GRCm39) E505G probably damaging Het
Rcan2 A G 17: 44,147,225 (GRCm39) E21G probably benign Het
Rhob G T 12: 8,549,585 (GRCm39) C16* probably null Het
Ryr3 T C 2: 112,490,413 (GRCm39) N3807S probably damaging Het
Sass6 T A 3: 116,415,046 (GRCm39) N519K probably benign Het
Slco1a8 A T 6: 141,939,368 (GRCm39) N208K possibly damaging Het
Smad9 A T 3: 54,689,864 (GRCm39) D28V probably damaging Het
Spmip8 A T 8: 96,047,894 (GRCm39) probably null Het
Tex14 G T 11: 87,405,199 (GRCm39) G704C probably benign Het
Tmc3 A G 7: 83,271,524 (GRCm39) N892S probably benign Het
Tnfaip2 T A 12: 111,412,097 (GRCm39) L166Q probably damaging Het
Triml2 A G 8: 43,638,165 (GRCm39) probably null Het
Trio A G 15: 27,856,193 (GRCm39) V666A probably benign Het
Tshz2 G T 2: 169,726,584 (GRCm39) L393F probably damaging Het
Ttn T G 2: 76,672,115 (GRCm39) probably benign Het
Tubb5 A G 17: 36,146,734 (GRCm39) Y159H probably damaging Het
Umodl1 A G 17: 31,178,129 (GRCm39) Y35C probably damaging Het
Utp4 T C 8: 107,631,078 (GRCm39) probably null Het
Vmn1r60 A T 7: 5,547,864 (GRCm39) C79S probably damaging Het
Wnt5b T C 6: 119,410,751 (GRCm39) T230A probably damaging Het
Zfp618 A T 4: 63,050,943 (GRCm39) I575F probably damaging Het
Zmym6 G T 4: 127,017,176 (GRCm39) V894L possibly damaging Het
Zpbp T C 11: 11,412,318 (GRCm39) probably benign Het
Other mutations in Col9a1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00233:Col9a1 APN 1 24,224,306 (GRCm39) missense unknown
IGL00517:Col9a1 APN 1 24,234,615 (GRCm39) intron probably benign
IGL01125:Col9a1 APN 1 24,263,726 (GRCm39) critical splice acceptor site probably null
IGL01505:Col9a1 APN 1 24,224,205 (GRCm39) missense unknown
IGL01583:Col9a1 APN 1 24,224,225 (GRCm39) missense unknown
IGL01627:Col9a1 APN 1 24,218,689 (GRCm39) critical splice donor site probably null
IGL01773:Col9a1 APN 1 24,244,147 (GRCm39) missense probably benign 0.17
IGL02117:Col9a1 APN 1 24,276,574 (GRCm39) nonsense probably null
IGL02192:Col9a1 APN 1 24,261,068 (GRCm39) missense probably damaging 1.00
IGL02346:Col9a1 APN 1 24,262,690 (GRCm39) missense probably damaging 0.96
IGL02383:Col9a1 APN 1 24,224,339 (GRCm39) missense unknown
IGL02453:Col9a1 APN 1 24,218,438 (GRCm39) missense unknown
IGL02553:Col9a1 APN 1 24,261,018 (GRCm39) splice site probably benign
IGL03412:Col9a1 APN 1 24,249,508 (GRCm39) critical splice donor site probably null
IGL03493:Col9a1 APN 1 24,260,651 (GRCm39) splice site probably benign
ANU74:Col9a1 UTSW 1 24,224,409 (GRCm39) missense unknown
R0076:Col9a1 UTSW 1 24,276,578 (GRCm39) critical splice donor site probably null
R0076:Col9a1 UTSW 1 24,276,578 (GRCm39) critical splice donor site probably null
R0090:Col9a1 UTSW 1 24,262,643 (GRCm39) splice site probably null
R0356:Col9a1 UTSW 1 24,224,328 (GRCm39) nonsense probably null
R0562:Col9a1 UTSW 1 24,218,360 (GRCm39) splice site probably null
R0584:Col9a1 UTSW 1 24,263,571 (GRCm39) splice site probably benign
R0708:Col9a1 UTSW 1 24,276,342 (GRCm39) missense possibly damaging 0.92
R1342:Col9a1 UTSW 1 24,262,701 (GRCm39) critical splice donor site probably null
R1445:Col9a1 UTSW 1 24,276,579 (GRCm39) critical splice donor site probably null
R1791:Col9a1 UTSW 1 24,224,386 (GRCm39) missense unknown
R1938:Col9a1 UTSW 1 24,261,554 (GRCm39) missense probably damaging 1.00
R2214:Col9a1 UTSW 1 24,247,283 (GRCm39) missense probably damaging 1.00
R2240:Col9a1 UTSW 1 24,218,582 (GRCm39) missense unknown
R3757:Col9a1 UTSW 1 24,271,312 (GRCm39) critical splice donor site probably null
R3891:Col9a1 UTSW 1 24,224,517 (GRCm39) critical splice donor site probably null
R4249:Col9a1 UTSW 1 24,283,462 (GRCm39) missense probably damaging 1.00
R4690:Col9a1 UTSW 1 24,263,787 (GRCm39) splice site probably null
R4918:Col9a1 UTSW 1 24,276,339 (GRCm39) missense possibly damaging 0.74
R4988:Col9a1 UTSW 1 24,224,273 (GRCm39) missense unknown
R5144:Col9a1 UTSW 1 24,278,434 (GRCm39) missense probably benign 0.08
R5327:Col9a1 UTSW 1 24,234,620 (GRCm39) critical splice donor site probably null
R5511:Col9a1 UTSW 1 24,218,619 (GRCm39) missense unknown
R5519:Col9a1 UTSW 1 24,269,335 (GRCm39) splice site probably null
R5564:Col9a1 UTSW 1 24,234,436 (GRCm39) start gained probably benign
R6076:Col9a1 UTSW 1 24,234,457 (GRCm39) start gained probably benign
R6886:Col9a1 UTSW 1 24,224,426 (GRCm39) missense unknown
R7177:Col9a1 UTSW 1 24,234,498 (GRCm39) missense unknown
R7259:Col9a1 UTSW 1 24,224,424 (GRCm39) missense unknown
R7268:Col9a1 UTSW 1 24,246,479 (GRCm39) missense possibly damaging 0.89
R7347:Col9a1 UTSW 1 24,218,484 (GRCm39) splice site probably null
R7644:Col9a1 UTSW 1 24,224,243 (GRCm39) missense unknown
R7860:Col9a1 UTSW 1 24,276,261 (GRCm39) missense probably damaging 1.00
R8267:Col9a1 UTSW 1 24,224,267 (GRCm39) missense unknown
R8296:Col9a1 UTSW 1 24,217,380 (GRCm39) missense unknown
R8737:Col9a1 UTSW 1 24,224,127 (GRCm39) missense unknown
R8773:Col9a1 UTSW 1 24,224,208 (GRCm39) missense unknown
R8795:Col9a1 UTSW 1 24,233,812 (GRCm39) missense unknown
R8878:Col9a1 UTSW 1 24,236,048 (GRCm39) critical splice donor site probably null
R8956:Col9a1 UTSW 1 24,276,300 (GRCm39) missense probably damaging 1.00
R8978:Col9a1 UTSW 1 24,278,396 (GRCm39) missense probably damaging 1.00
R9096:Col9a1 UTSW 1 24,224,207 (GRCm39) missense unknown
R9097:Col9a1 UTSW 1 24,224,207 (GRCm39) missense unknown
R9205:Col9a1 UTSW 1 24,224,175 (GRCm39) missense unknown
R9534:Col9a1 UTSW 1 24,224,250 (GRCm39) missense unknown
Z1176:Col9a1 UTSW 1 24,253,669 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- TTCATACAAGGGACTGGATGGG -3'
(R):5'- GTCATTGCACACACTATATCCATTG -3'

Sequencing Primer
(F):5'- CTGGATGGGAGTCTCCAAAC -3'
(R):5'- GCACACACTATATCCATTGTATACAC -3'
Posted On 2018-05-21