Incidental Mutation 'R2240:Col9a1'
ID 240279
Institutional Source Beutler Lab
Gene Symbol Col9a1
Ensembl Gene ENSMUSG00000026147
Gene Name collagen, type IX, alpha 1
Synonyms Col9a-1
MMRRC Submission 040240-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.121) question?
Stock # R2240 (G1)
Quality Score 225
Status Not validated
Chromosome 1
Chromosomal Location 24216691-24291765 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 24218582 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Valine at position 65 (I65V)
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: I65V
SMART Domains Protein: ENSMUSP00000051579
Gene: ENSMUSG00000026147
AA Change: I65V

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
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.7%
  • 10x: 97.4%
  • 20x: 95.5%
Validation Efficiency
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
Abca3 T A 17: 24,595,417 (GRCm39) I318N probably damaging Het
Abl1 A G 2: 31,690,517 (GRCm39) K679E probably benign Het
Actr8 A G 14: 29,711,714 (GRCm39) H420R possibly damaging Het
Arhgap29 T A 3: 121,805,102 (GRCm39) V897D probably benign Het
Bckdk C A 7: 127,504,590 (GRCm39) R105S probably damaging Het
Bicc1 A G 10: 70,782,633 (GRCm39) probably null Het
Brd4 T C 17: 32,432,613 (GRCm39) probably benign Het
Camk2g T C 14: 20,815,514 (GRCm39) E184G probably damaging Het
Camta1 T C 4: 151,169,032 (GRCm39) S240G possibly damaging Het
Cbx7 C A 15: 79,802,558 (GRCm39) A240S probably damaging Het
Ccdc181 A T 1: 164,107,596 (GRCm39) D93V probably damaging Het
Ces2g A C 8: 105,689,134 (GRCm39) S37R probably benign Het
Clca3a1 T A 3: 144,714,746 (GRCm39) R624W probably damaging Het
Clca3b T C 3: 144,531,696 (GRCm39) K703E probably benign Het
Clec2h T C 6: 128,652,845 (GRCm39) V204A probably benign Het
Cltb T C 13: 54,746,967 (GRCm39) N3S possibly damaging Het
D430041D05Rik C T 2: 103,987,161 (GRCm39) R1895Q probably damaging Het
Dnah1 T C 14: 31,021,931 (GRCm39) S1191G probably benign Het
Ehf G A 2: 103,104,420 (GRCm39) P163S probably benign Het
Fam170b A C 14: 32,557,825 (GRCm39) H220P probably damaging Het
Fastkd1 G A 2: 69,527,297 (GRCm39) T598I probably benign Het
Fignl2 C T 15: 100,951,916 (GRCm39) G122D probably damaging Het
Foxp4 C A 17: 48,182,201 (GRCm39) V530L unknown Het
Gcnt1 G T 19: 17,306,695 (GRCm39) D343E possibly damaging Het
Gja8 T G 3: 96,827,618 (GRCm39) N15H probably benign Het
Gm128 T C 3: 95,148,243 (GRCm39) E17G probably benign Het
Gnl1 T C 17: 36,293,571 (GRCm39) V252A probably benign Het
Gpld1 G A 13: 25,166,490 (GRCm39) probably null Het
Gpr179 A G 11: 97,242,559 (GRCm39) L95P probably damaging Het
Gtf2a1 A T 12: 91,553,513 (GRCm39) D31E possibly damaging Het
Il12a T A 3: 68,601,517 (GRCm39) Y58* probably null Het
Il1r2 T C 1: 40,144,630 (GRCm39) W106R probably damaging Het
Kif26b A G 1: 178,543,488 (GRCm39) S374G probably benign Het
Mafb A T 2: 160,207,947 (GRCm39) V217E probably damaging Het
Mapk13 T A 17: 28,997,085 (GRCm39) D292E probably damaging Het
Matn2 A G 15: 34,433,209 (GRCm39) D871G probably damaging Het
Mdn1 C A 4: 32,765,701 (GRCm39) T5220K possibly damaging Het
Mfsd6 T C 1: 52,699,978 (GRCm39) I723M probably damaging Het
Mia2 G A 12: 59,154,668 (GRCm39) S127N probably benign Het
Mpeg1 A C 19: 12,440,402 (GRCm39) E620A probably damaging Het
Mrgprb3 A T 7: 48,293,389 (GRCm39) F54Y probably damaging Het
Mtx2 A G 2: 74,699,696 (GRCm39) I156V probably benign Het
Neurog1 T C 13: 56,399,348 (GRCm39) E133G probably damaging Het
Nid2 G A 14: 19,855,982 (GRCm39) D1236N probably damaging Het
Nif3l1 A G 1: 58,491,288 (GRCm39) T213A probably benign Het
Or7e173 A G 9: 19,938,440 (GRCm39) S265P probably damaging Het
Otog A G 7: 45,890,453 (GRCm39) M1V probably null Het
Pde4dip C T 3: 97,631,480 (GRCm39) R1143K probably benign Het
Pgam2 T C 11: 5,753,265 (GRCm39) probably benign Het
Plec T C 15: 76,090,250 (GRCm39) D30G probably damaging Het
Pramel5 C A 4: 143,999,506 (GRCm39) E194* probably null Het
Prss22 T A 17: 24,215,755 (GRCm39) S56C probably damaging Het
Rab23 A G 1: 33,778,406 (GRCm39) N216S probably benign Het
Rasgrf1 A T 9: 89,858,815 (GRCm39) E491V probably damaging Het
Rbbp8 C T 18: 11,810,726 (GRCm39) T76I probably damaging Het
Rtn2 G A 7: 19,020,754 (GRCm39) probably null Het
Sdr39u1 A T 14: 56,137,124 (GRCm39) N62K probably damaging Het
Secisbp2l C T 2: 125,582,657 (GRCm39) G933D possibly damaging Het
Slc26a3 T C 12: 31,507,071 (GRCm39) V342A probably damaging Het
Slc49a3 A G 5: 108,592,573 (GRCm39) S234P probably benign Het
Snx30 G T 4: 59,886,515 (GRCm39) C308F probably damaging Het
Timd2 A T 11: 46,569,043 (GRCm39) V205E probably benign Het
Tmcc1 C CAT 6: 116,019,831 (GRCm39) probably null Het
Tnfaip6 G A 2: 51,940,926 (GRCm39) D156N probably benign Het
Uggt2 T A 14: 119,232,461 (GRCm39) E1463D probably damaging Het
Urb2 C A 8: 124,756,878 (GRCm39) P862T probably benign Het
Vmn1r64 A T 7: 5,887,369 (GRCm39) L58* probably null Het
Vmn2r3 C A 3: 64,166,483 (GRCm39) G883C probably benign Het
Vps13d A T 4: 144,837,465 (GRCm39) C2707S possibly damaging Het
Wdr11 G T 7: 129,207,418 (GRCm39) probably null Het
Wdr37 T A 13: 8,911,268 (GRCm39) probably benign Het
Wtap G A 17: 13,194,352 (GRCm39) Q95* probably null Het
Zfp26 A T 9: 20,348,563 (GRCm39) L667H probably damaging Het
Zfp268 C T 4: 145,311,891 (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
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
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'- TCCCAAGATCAGGATTGGCC -3'
(R):5'- TGACCTACCACTGAGCTGTC -3'

Sequencing Primer
(F):5'- TCAGGATTGGCCAAGATGACTTACC -3'
(R):5'- TTGTAAGGCTGTGGATCC -3'
Posted On 2014-10-15