Incidental Mutation 'R8878:Col9a1'
ID 676664
Institutional Source Beutler Lab
Gene Symbol Col9a1
Ensembl Gene ENSMUSG00000026147
Gene Name collagen, type IX, alpha 1
Synonyms Col9a-1
MMRRC Submission 068746-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.092) question?
Stock # R8878 (G1)
Quality Score 225.009
Status Validated
Chromosome 1
Chromosomal Location 24216691-24291765 bp(+) (GRCm39)
Type of Mutation critical splice donor site (2 bp from exon)
DNA Base Change (assembly) T to C at 24236048 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change
Ref Sequence ENSEMBL: ENSMUSP00000051579 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000054588] [ENSMUST00000088349]
AlphaFold no structure available at present
Predicted Effect probably null
Transcript: ENSMUST00000054588
SMART Domains Protein: ENSMUSP00000051579
Gene: ENSMUSG00000026147

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: 99.9%
  • 10x: 99.7%
  • 20x: 98.9%
Validation Efficiency 99% (73/74)
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: 75 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acss2 C A 2: 155,398,324 (GRCm39) H348Q probably benign Het
Ago1 T A 4: 126,357,516 (GRCm39) Y53F probably benign Het
Arrdc5 A G 17: 56,601,342 (GRCm39) L261P probably benign Het
Asb2 C A 12: 103,290,138 (GRCm39) W551L possibly damaging Het
Atl2 T C 17: 80,160,232 (GRCm39) I452V probably benign Het
Atxn7l3 T C 11: 102,183,545 (GRCm39) S203G probably benign Het
Bche A G 3: 73,608,506 (GRCm39) F307L probably benign Het
C6 T C 15: 4,826,454 (GRCm39) V679A probably benign Het
Cd163 A T 6: 124,297,469 (GRCm39) N872Y probably damaging Het
Cdkal1 C A 13: 29,658,607 (GRCm39) V380F probably damaging Het
Ceacam11 A T 7: 17,709,536 (GRCm39) I245L probably benign Het
Ceacam16 G T 7: 19,592,656 (GRCm39) T84K possibly damaging Het
Ceacam2 T A 7: 25,227,351 (GRCm39) Q172L probably benign Het
Chga T G 12: 102,527,720 (GRCm39) S125A possibly damaging Het
Crybg3 C A 16: 59,380,547 (GRCm39) A236S probably benign Het
Csmd1 A G 8: 15,960,528 (GRCm39) Y3296H probably damaging Het
Cyp2j8 C A 4: 96,358,807 (GRCm39) V371L possibly damaging Het
Des C A 1: 75,337,137 (GRCm39) L26M unknown Het
Edc3 A G 9: 57,623,484 (GRCm39) S140G possibly damaging Het
Fam161a C T 11: 22,970,092 (GRCm39) T90I probably benign Het
Fancm T C 12: 65,173,522 (GRCm39) Y1945H probably damaging Het
Fbn2 C T 18: 58,257,318 (GRCm39) V350I probably benign Het
Git2 A G 5: 114,899,649 (GRCm39) C235R possibly damaging Het
Gk2 T C 5: 97,604,341 (GRCm39) K166E probably benign Het
Gm12258 G A 11: 58,750,112 (GRCm39) R429H unknown Het
Gm7247 T G 14: 51,666,210 (GRCm39) probably benign Het
Gmppa A G 1: 75,414,932 (GRCm39) Y59C probably damaging Het
Has1 G T 17: 18,070,321 (GRCm39) A200E possibly damaging Het
Hbs1l T C 10: 21,234,711 (GRCm39) I588T possibly damaging Het
Helz2 A G 2: 180,874,560 (GRCm39) V1978A possibly damaging Het
Hoxb9 T C 11: 96,165,557 (GRCm39) Y209H probably damaging Het
Hps5 T C 7: 46,421,345 (GRCm39) D706G probably benign Het
Hydin T C 8: 111,035,720 (GRCm39) V137A probably benign Het
Ifngr2 T C 16: 91,359,847 (GRCm39) I318T probably benign Het
Iqgap3 C T 3: 88,020,532 (GRCm39) T1290I probably damaging Het
Jrk A T 15: 74,578,988 (GRCm39) V99E probably benign Het
Kalrn G A 16: 34,025,696 (GRCm39) T931M probably damaging Het
Kalrn G A 16: 34,018,830 (GRCm39) P1311S probably benign Het
Kirrel3 A G 9: 34,850,561 (GRCm39) probably benign Het
Klk1b9 T C 7: 43,443,782 (GRCm39) F99L possibly damaging Het
Lamb3 T C 1: 193,013,124 (GRCm39) C450R probably damaging Het
Lyst T A 13: 13,815,661 (GRCm39) S1182T probably benign Het
Map1a T C 2: 121,138,125 (GRCm39) V2933A probably damaging Het
Map2k5 A T 9: 63,250,667 (GRCm39) probably null Het
Mcm6 A G 1: 128,283,248 (GRCm39) probably null Het
Mmp17 G A 5: 129,683,378 (GRCm39) V505M probably damaging Het
Mpped2 A G 2: 106,575,065 (GRCm39) D50G probably damaging Het
Mtf1 T A 4: 124,715,023 (GRCm39) L216* probably null Het
Niban2 A T 2: 32,811,105 (GRCm39) M372L probably benign Het
Obscn T C 11: 58,890,638 (GRCm39) E7298G unknown Het
Or52ab7 A T 7: 102,978,212 (GRCm39) H173L possibly damaging Het
Or56a3 T C 7: 104,735,763 (GRCm39) L280P probably damaging Het
Or6c205 T C 10: 129,086,883 (GRCm39) L160P probably benign Het
Or7d9 A G 9: 20,197,358 (GRCm39) D129G probably damaging Het
Otulinl T A 15: 27,664,884 (GRCm39) H24L probably benign Het
Pax2 G A 19: 44,777,215 (GRCm39) probably null Het
Pcnt T A 10: 76,244,675 (GRCm39) E1135V probably damaging Het
Pgap3 A T 11: 98,281,924 (GRCm39) V129D probably benign Het
Polq A G 16: 36,860,869 (GRCm39) N497S probably benign Het
Ppfia4 T C 1: 134,227,122 (GRCm39) T1138A Het
Prickle4 A G 17: 48,001,587 (GRCm39) L32P Het
Prl2c2 C T 13: 13,171,896 (GRCm39) G158R probably damaging Het
Psd3 A G 8: 68,210,750 (GRCm39) I752T probably benign Het
Sag A T 1: 87,756,158 (GRCm39) Y255F probably benign Het
Scn7a A T 2: 66,506,199 (GRCm39) D1563E probably damaging Het
Secisbp2 A G 13: 51,837,404 (GRCm39) N855S probably benign Het
Setd2 T C 9: 110,421,467 (GRCm39) V2011A probably benign Het
Slc30a6 T C 17: 74,730,112 (GRCm39) V334A probably damaging Het
Spen A G 4: 141,204,520 (GRCm39) V1369A unknown Het
Stac2 T C 11: 97,932,373 (GRCm39) T207A probably benign Het
Syne2 T C 12: 75,952,067 (GRCm39) V445A probably benign Het
Tas2r131 C A 6: 132,934,467 (GRCm39) W114L probably damaging Het
Tgfbrap1 G A 1: 43,088,959 (GRCm39) R815* probably null Het
Trpv2 A T 11: 62,481,112 (GRCm39) I404L probably benign Het
Zfp236 G A 18: 82,617,122 (GRCm39) T1791M probably damaging 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
R8795:Col9a1 UTSW 1 24,233,812 (GRCm39) missense unknown
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'- CCACCATAGAGAGGCATCCTTG -3'
(R):5'- AAGTTGCTGCCCCAAGGATC -3'

Sequencing Primer
(F):5'- GCATCCTTGCTGGTGTGTG -3'
(R):5'- ACGGGTACAAAACTAGTCTCTTCTC -3'
Posted On 2021-07-15