Incidental Mutation 'R8795:Col9a1'
ID 671158
Institutional Source Beutler Lab
Gene Symbol Col9a1
Ensembl Gene ENSMUSG00000026147
Gene Name collagen, type IX, alpha 1
Synonyms Col9a-1
MMRRC Submission 068636-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.121) question?
Stock # R8795 (G1)
Quality Score 225.009
Status Validated
Chromosome 1
Chromosomal Location 24216691-24291765 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 24233812 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Arginine to Glycine at position 249 (R249G)
Ref Sequence ENSEMBL: ENSMUSP00000051579 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000054588] [ENSMUST00000088349]
AlphaFold no structure available at present
Predicted Effect unknown
Transcript: ENSMUST00000054588
AA Change: R249G
SMART Domains Protein: ENSMUSP00000051579
Gene: ENSMUSG00000026147
AA Change: R249G

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
Predicted Effect probably benign
Transcript: ENSMUST00000088349
SMART Domains Protein: ENSMUSP00000085687
Gene: ENSMUSG00000026147

DomainStartEndE-ValueType
low complexity region 7 22 N/A INTRINSIC
Pfam:Collagen 24 85 1.5e-11 PFAM
Pfam:Collagen 66 117 2.7e-9 PFAM
Pfam:Collagen 115 168 2.8e-8 PFAM
Pfam:Collagen 174 231 5.5e-11 PFAM
Pfam:Collagen 213 274 1.9e-11 PFAM
low complexity region 353 391 N/A INTRINSIC
Pfam:Collagen 405 479 1.3e-9 PFAM
Pfam:Collagen 456 519 1e-10 PFAM
Pfam:Collagen 544 607 2.4e-11 PFAM
low complexity region 637 658 N/A INTRINSIC
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 100.0%
  • 10x: 99.7%
  • 20x: 99.0%
Validation Efficiency 97% (72/74)
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: 74 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Aars2 A T 17: 45,818,598 (GRCm39) M128L probably damaging Het
Abcc12 A G 8: 87,258,213 (GRCm39) S768P possibly damaging Het
Adamts8 A T 9: 30,854,484 (GRCm39) M118L probably benign Het
Adgrl4 A G 3: 151,216,416 (GRCm39) N533S probably benign Het
Agk T G 6: 40,363,854 (GRCm39) I278R possibly damaging Het
Atr T A 9: 95,749,584 (GRCm39) W466R probably damaging Het
Cacna1h C T 17: 25,612,538 (GRCm39) V387I probably damaging Het
Cand2 T G 6: 115,763,889 (GRCm39) D270E probably benign Het
Ccdc107 C T 4: 43,495,514 (GRCm39) T139M probably damaging Het
Cenpl A G 1: 160,910,584 (GRCm39) E177G probably benign Het
Clint1 C A 11: 45,775,178 (GRCm39) Q56K probably damaging Het
Cpne5 C T 17: 29,423,662 (GRCm39) probably benign Het
Ddx27 A G 2: 166,859,730 (GRCm39) D54G probably benign Het
Dync2h1 C T 9: 7,137,087 (GRCm39) E1468K probably benign Het
E130308A19Rik A T 4: 59,737,676 (GRCm39) N429I possibly damaging Het
Endov G T 11: 119,390,380 (GRCm39) G86C possibly damaging Het
Ercc5 A T 1: 44,203,089 (GRCm39) Y242F possibly damaging Het
Gabrr1 T A 4: 33,161,756 (GRCm39) V360E probably damaging Het
Gcn1 T C 5: 115,752,454 (GRCm39) I2153T probably benign Het
Gje1 T C 10: 14,593,870 (GRCm39) N8S probably benign Het
Greb1l A G 18: 10,553,739 (GRCm39) H1580R probably damaging Het
Grin1 C G 2: 25,187,468 (GRCm39) S614T probably damaging Het
Hmcn2 A G 2: 31,315,393 (GRCm39) N3714S probably benign Het
Idh1 CA CAA 1: 65,204,347 (GRCm39) probably null Het
Ifitm2 A T 7: 140,535,661 (GRCm39) H56Q probably damaging Het
Ifrd1 G A 12: 40,263,076 (GRCm39) T218I possibly damaging Het
Igkv1-99 G T 6: 68,519,370 (GRCm39) G109V Het
Impg2 A G 16: 56,080,611 (GRCm39) E805G probably benign Het
Itgb6 T A 2: 60,483,629 (GRCm39) N260Y probably damaging Het
Maneal G T 4: 124,750,483 (GRCm39) Y424* probably null Het
Map4k2 T G 19: 6,401,640 (GRCm39) C677W probably damaging Het
Med6 T C 12: 81,638,034 (GRCm39) H59R probably benign Het
Mms22l T A 4: 24,536,245 (GRCm39) D571E probably benign Het
Mroh8 A G 2: 157,067,493 (GRCm39) F622S probably damaging Het
Mrpl44 A T 1: 79,753,974 (GRCm39) Q42L probably damaging Het
Myh8 G T 11: 67,174,203 (GRCm39) probably benign Het
Ndufb2 T C 6: 39,569,586 (GRCm39) V13A probably benign Het
Nf1 T A 11: 79,316,442 (GRCm39) L499Q probably damaging Het
Opa1 T C 16: 29,448,450 (GRCm39) C874R probably damaging Het
Or1i2 T C 10: 78,447,698 (GRCm39) Y259C probably damaging Het
Or4c99 T G 2: 88,329,855 (GRCm39) V142G probably damaging Het
Or4k37 T A 2: 111,158,881 (GRCm39) L39* probably null Het
Or6c6 T C 10: 129,187,194 (GRCm39) I254T probably damaging Het
Pld3 T A 7: 27,235,286 (GRCm39) D314V possibly damaging Het
Pou6f1 A C 15: 100,485,686 (GRCm39) C114W possibly damaging Het
Prl2c1 A C 13: 28,033,389 (GRCm39) Q2P possibly damaging Het
Prl2c1 G T 13: 28,033,390 (GRCm39) Q2H probably benign Het
Pzp C A 6: 128,471,701 (GRCm39) K908N probably damaging Het
Rab6b G A 9: 103,039,825 (GRCm39) G125D probably damaging Het
Rhbdd2 C T 5: 135,663,985 (GRCm39) T69I probably benign Het
Samd9l A T 6: 3,374,221 (GRCm39) Y1013* probably null Het
Slc13a4 T A 6: 35,260,230 (GRCm39) T217S probably benign Het
Slc66a3 A G 12: 17,043,481 (GRCm39) W150R probably damaging Het
Smarcad1 T C 6: 65,049,033 (GRCm39) L253S probably benign Het
Snrpa C A 7: 26,891,034 (GRCm39) V146L possibly damaging Het
Spata31f1e A G 4: 42,792,992 (GRCm39) V380A probably benign Het
Srrt A T 5: 137,298,238 (GRCm39) D311E probably benign Het
Stk32b A T 5: 37,806,483 (GRCm39) F20L probably damaging Het
Sult2a7 T C 7: 14,224,014 (GRCm39) T136A probably benign Het
Sv2a G A 3: 96,094,396 (GRCm39) V244I probably benign Het
Tesk1 T A 4: 43,446,070 (GRCm39) probably null Het
Tmem260 A G 14: 48,689,370 (GRCm39) H63R probably damaging Het
Ugt1a6b A G 1: 88,034,794 (GRCm39) E44G probably benign Het
Unc79 A T 12: 103,074,513 (GRCm39) I1363F probably damaging Het
Usp15 T A 10: 122,988,953 (GRCm39) N255Y probably benign Het
Usp35 A G 7: 96,961,167 (GRCm39) V753A possibly damaging Het
Usp35 T C 7: 96,961,270 (GRCm39) N719D probably benign Het
Vmn2r104 T A 17: 20,262,988 (GRCm39) I158L probably benign Het
Vmn2r69 A T 7: 85,064,883 (GRCm39) M1K probably null Het
Zan C T 5: 137,396,522 (GRCm39) E4345K unknown Het
Zc3h7a A T 16: 10,965,147 (GRCm39) M662K possibly damaging Het
Zfp512 G A 5: 31,634,134 (GRCm39) V438M probably damaging Het
Zfy1 T C Y: 738,945 (GRCm39) D87G unknown Het
Zmym4 A T 4: 126,799,819 (GRCm39) V653E 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
R6478:Col9a1 UTSW 1 24,224,486 (GRCm39) missense unknown
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
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'- GTCAAGGCTGTGTTTCACTG -3'
(R):5'- TACCAGATACAGGTCTGCCC -3'

Sequencing Primer
(F):5'- CACTGAGCTAAGTTCAAAGGGCTTC -3'
(R):5'- TGAAGGGTCCTACAGCCAAGTC -3'
Posted On 2021-04-30