Incidental Mutation 'R6965:Comp'
ID 541949
Institutional Source Beutler Lab
Gene Symbol Comp
Ensembl Gene ENSMUSG00000031849
Gene Name cartilage oligomeric matrix protein
Synonyms TSP5, thrombospondin-5
MMRRC Submission 045075-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.291) question?
Stock # R6965 (G1)
Quality Score 225.009
Status Not validated
Chromosome 8
Chromosomal Location 70826208-70834716 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 70829164 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Leucine to Proline at position 278 (L278P)
Ref Sequence ENSEMBL: ENSMUSP00000003659 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000003659]
AlphaFold Q9R0G6
PDB Structure Storage function of COMP:the crystal structure of the coiled-coil domain in complex with vitamin D3 [X-RAY DIFFRACTION]
COMPcc in complex with fatty acids [X-RAY DIFFRACTION]
COMPcc in complex with fatty acids [X-RAY DIFFRACTION]
COMPcc in complex with fatty acids [X-RAY DIFFRACTION]
COMPcc in complex with fatty acids [X-RAY DIFFRACTION]
Predicted Effect probably damaging
Transcript: ENSMUST00000003659
AA Change: L278P

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000003659
Gene: ENSMUSG00000031849
AA Change: L278P

DomainStartEndE-ValueType
signal peptide 1 21 N/A INTRINSIC
Pfam:COMP 28 72 6.2e-22 PFAM
EGF 88 124 8.19e-2 SMART
EGF_CA 125 177 5.08e-7 SMART
EGF_CA 178 220 1.73e-9 SMART
EGF 226 265 7.53e-1 SMART
Pfam:TSP_3 299 334 6.1e-16 PFAM
Pfam:TSP_3 358 393 1.2e-15 PFAM
Pfam:TSP_3 393 416 2.7e-6 PFAM
Pfam:TSP_3 417 454 1.6e-14 PFAM
Pfam:TSP_3 455 490 3.7e-14 PFAM
Pfam:TSP_3 491 526 6.1e-15 PFAM
Pfam:TSP_C 544 741 2.6e-101 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000212488
Predicted Effect probably benign
Transcript: ENSMUST00000213072
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.3%
  • 20x: 97.3%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The protein encoded by this gene is a noncollagenous extracellular matrix (ECM) protein. It consists of five identical glycoprotein subunits, each with EGF-like and calcium-binding (thrombospondin-like) domains. Oligomerization results from formation of a five-stranded coiled coil and disulfides. Binding to other ECM proteins such as collagen appears to depend on divalent cations. Contraction or expansion of a 5 aa aspartate repeat and other mutations can cause pseudochondroplasia (PSACH) and multiple epiphyseal dysplasia (MED). [provided by RefSeq, Jul 2016]
PHENOTYPE: Mice homozygous for a targeted null mutation are indistinguishable from controls. Mice homozygous for a knockin allele with two point mutations exhibit short limb dwarfism, osteoarthritis, abnormal chondrocytes, mild myopathy, and abnormal tendon morphology and stiffness. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 59 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca14 C T 7: 119,882,452 (GRCm39) Q1205* probably null Het
Als2 A G 1: 59,209,716 (GRCm39) F1422S possibly damaging Het
Anapc4 T C 5: 52,993,093 (GRCm39) V68A possibly damaging Het
Atmin T C 8: 117,683,777 (GRCm39) F479S probably damaging Het
Atp7b T C 8: 22,518,101 (GRCm39) T234A probably benign Het
Bpifa1 G A 2: 153,987,581 (GRCm39) G144S probably damaging Het
Brf2 A T 8: 27,614,586 (GRCm39) M200K probably benign Het
C1ql2 G A 1: 120,268,944 (GRCm39) C33Y probably damaging Het
Cdk18 A G 1: 132,045,319 (GRCm39) V269A probably damaging Het
Clcc1 T C 3: 108,580,625 (GRCm39) V313A probably damaging Het
Cntrl A T 2: 35,052,845 (GRCm39) T1117S probably benign Het
Col15a1 G A 4: 47,247,533 (GRCm39) E236K probably damaging Het
Csnk2a1-ps3 C T 1: 156,352,119 (GRCm39) R107* probably null Het
Dlg5 C A 14: 24,199,498 (GRCm39) D1469Y probably damaging Het
Efna1 A T 3: 89,186,782 (GRCm39) V23D probably damaging Het
Enpp5 G A 17: 44,396,155 (GRCm39) G356S probably damaging Het
Epb41l4b T C 4: 57,040,915 (GRCm39) Y516C probably damaging Het
Esr2 T C 12: 76,168,631 (GRCm39) D526G probably damaging Het
Fam184b T C 5: 45,712,477 (GRCm39) T514A probably benign Het
Fcmr A C 1: 130,803,724 (GRCm39) E176A possibly damaging Het
Fry T A 5: 150,339,685 (GRCm39) N1485K possibly damaging Het
Fut2 A G 7: 45,300,305 (GRCm39) C156R probably damaging Het
Gm5431 T C 11: 48,786,027 (GRCm39) Y116C probably benign Het
Gm5493 T A 17: 22,967,047 (GRCm39) V61E possibly damaging Het
Golga4 A T 9: 118,377,847 (GRCm39) Q456L probably damaging Het
Gpam T C 19: 55,063,041 (GRCm39) Y757C probably damaging Het
Iqcg C T 16: 32,851,174 (GRCm39) A266T probably benign Het
Lta4h G T 10: 93,307,759 (GRCm39) G331* probably null Het
Macf1 C A 4: 123,302,538 (GRCm39) V655F probably benign Het
Map3k13 T A 16: 21,740,900 (GRCm39) D742E probably benign Het
Mrgprb2 G A 7: 48,202,597 (GRCm39) L43F probably damaging Het
N4bp1 T C 8: 87,571,461 (GRCm39) R846G probably damaging Het
Nbn T C 4: 15,970,863 (GRCm39) I282T probably benign Het
Ncor1 C T 11: 62,244,059 (GRCm39) probably null Het
Or4a77 G T 2: 89,487,009 (GRCm39) P259T probably damaging Het
Or4d10c A G 19: 12,066,120 (GRCm39) F12S possibly damaging Het
Or8b12 T A 9: 37,657,433 (GRCm39) M1K probably null Het
Pclo A G 5: 14,731,976 (GRCm39) probably benign Het
Pde9a G T 17: 31,662,861 (GRCm39) V97L probably benign Het
Ptch1 T C 13: 63,672,881 (GRCm39) Y771C possibly damaging Het
R3hcc1l G A 19: 42,551,284 (GRCm39) D94N probably damaging Het
Rnpep T A 1: 135,190,858 (GRCm39) K602* probably null Het
Rph3al T C 11: 75,745,276 (GRCm39) Y156C probably damaging Het
Rundc1 A T 11: 101,324,737 (GRCm39) Y481F possibly damaging Het
Serpinb9f A G 13: 33,509,859 (GRCm39) K17R possibly damaging Het
Smpd3 T C 8: 106,986,513 (GRCm39) H459R probably damaging Het
Spata31 A C 13: 65,070,648 (GRCm39) Q932P possibly damaging Het
Srgap3 C T 6: 112,700,090 (GRCm39) A963T probably damaging Het
Syne1 A T 10: 5,179,120 (GRCm39) F4451L possibly damaging Het
Tbc1d19 T A 5: 54,014,266 (GRCm39) probably null Het
Thap12 T A 7: 98,364,669 (GRCm39) V279D probably damaging Het
Tmprss6 T C 15: 78,328,328 (GRCm39) D544G probably damaging Het
Tox2 A G 2: 163,164,930 (GRCm39) *523W probably null Het
Txnrd1 T C 10: 82,717,652 (GRCm39) I212T probably benign Het
Unc80 T C 1: 66,685,725 (GRCm39) I2283T probably benign Het
Vmn1r176 A G 7: 23,535,099 (GRCm39) I18T possibly damaging Het
Vmn2r101 C T 17: 19,811,284 (GRCm39) T456I probably benign Het
Vmn2r79 T A 7: 86,651,100 (GRCm39) H166Q probably benign Het
Zer1 A G 2: 29,991,059 (GRCm39) V723A possibly damaging Het
Other mutations in Comp
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01596:Comp APN 8 70,831,285 (GRCm39) missense probably damaging 1.00
IGL02110:Comp APN 8 70,826,289 (GRCm39) missense probably benign 0.08
IGL02721:Comp APN 8 70,828,731 (GRCm39) missense probably damaging 1.00
IGL02812:Comp APN 8 70,829,337 (GRCm39) missense possibly damaging 0.75
IGL03023:Comp APN 8 70,831,260 (GRCm39) unclassified probably benign
BB007:Comp UTSW 8 70,826,503 (GRCm39) missense probably damaging 1.00
BB017:Comp UTSW 8 70,826,503 (GRCm39) missense probably damaging 1.00
IGL03047:Comp UTSW 8 70,827,559 (GRCm39) missense possibly damaging 0.65
R0217:Comp UTSW 8 70,831,558 (GRCm39) missense probably damaging 1.00
R0503:Comp UTSW 8 70,828,384 (GRCm39) missense possibly damaging 0.58
R0659:Comp UTSW 8 70,831,751 (GRCm39) missense possibly damaging 0.84
R1490:Comp UTSW 8 70,826,563 (GRCm39) missense possibly damaging 0.63
R1663:Comp UTSW 8 70,826,250 (GRCm39) missense possibly damaging 0.93
R1666:Comp UTSW 8 70,831,607 (GRCm39) splice site probably null
R1668:Comp UTSW 8 70,831,607 (GRCm39) splice site probably null
R1789:Comp UTSW 8 70,829,796 (GRCm39) missense probably benign 0.01
R2096:Comp UTSW 8 70,828,713 (GRCm39) missense probably damaging 1.00
R2157:Comp UTSW 8 70,832,220 (GRCm39) nonsense probably null
R3836:Comp UTSW 8 70,826,509 (GRCm39) missense probably benign 0.26
R4630:Comp UTSW 8 70,827,032 (GRCm39) missense possibly damaging 0.94
R4743:Comp UTSW 8 70,828,711 (GRCm39) missense probably damaging 1.00
R4747:Comp UTSW 8 70,829,352 (GRCm39) missense probably damaging 1.00
R5028:Comp UTSW 8 70,829,290 (GRCm39) missense probably damaging 0.99
R5070:Comp UTSW 8 70,829,145 (GRCm39) missense probably benign 0.25
R5083:Comp UTSW 8 70,833,950 (GRCm39) missense probably damaging 1.00
R5917:Comp UTSW 8 70,829,011 (GRCm39) splice site probably null
R6705:Comp UTSW 8 70,829,387 (GRCm39) missense probably damaging 0.98
R7309:Comp UTSW 8 70,826,328 (GRCm39) splice site probably null
R7402:Comp UTSW 8 70,829,854 (GRCm39) missense probably benign 0.01
R7501:Comp UTSW 8 70,832,059 (GRCm39) missense possibly damaging 0.82
R7541:Comp UTSW 8 70,834,000 (GRCm39) missense probably damaging 1.00
R7568:Comp UTSW 8 70,826,509 (GRCm39) missense probably benign 0.26
R7930:Comp UTSW 8 70,826,503 (GRCm39) missense probably damaging 1.00
R8103:Comp UTSW 8 70,833,936 (GRCm39) missense probably damaging 1.00
R8259:Comp UTSW 8 70,831,704 (GRCm39) missense probably damaging 1.00
R8271:Comp UTSW 8 70,829,110 (GRCm39) missense probably damaging 1.00
R8677:Comp UTSW 8 70,832,910 (GRCm39) missense probably damaging 1.00
R9273:Comp UTSW 8 70,831,285 (GRCm39) missense probably damaging 1.00
R9355:Comp UTSW 8 70,828,699 (GRCm39) missense probably benign 0.30
R9557:Comp UTSW 8 70,829,854 (GRCm39) missense probably benign 0.01
Z1177:Comp UTSW 8 70,829,871 (GRCm39) missense probably benign 0.06
Predicted Primers PCR Primer
(F):5'- TGCCATGAGAAAGCAAACTGC -3'
(R):5'- ATCCGGGTCACAAGCATCTC -3'

Sequencing Primer
(F):5'- AAACTGCGTCCTGGAGC -3'
(R):5'- GGTCACAAGCATCTCCGATG -3'
Posted On 2018-11-28