Incidental Mutation 'R3836:Comp'
ID 275644
Institutional Source Beutler Lab
Gene Symbol Comp
Ensembl Gene ENSMUSG00000031849
Gene Name cartilage oligomeric matrix protein
Synonyms TSP5, thrombospondin-5
MMRRC Submission 040891-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.276) question?
Stock # R3836 (G1)
Quality Score 225
Status Validated
Chromosome 8
Chromosomal Location 70826208-70834716 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 70826509 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Aspartic acid to Glycine at position 28 (D28G)
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 benign
Transcript: ENSMUST00000003659
AA Change: D28G

PolyPhen 2 Score 0.262 (Sensitivity: 0.91; Specificity: 0.88)
SMART Domains Protein: ENSMUSP00000003659
Gene: ENSMUSG00000031849
AA Change: D28G

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 noncoding transcript
Transcript: ENSMUST00000212439
Predicted Effect probably benign
Transcript: ENSMUST00000213072
Meta Mutation Damage Score 0.1169 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.4%
  • 20x: 95.5%
Validation Efficiency 100% (61/61)
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: 60 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
1700028I16Rik A G 10: 82,648,219 (GRCm39) noncoding transcript Het
Aasdh A G 5: 77,026,315 (GRCm39) V903A probably benign Het
Afg2a T A 3: 37,487,792 (GRCm39) Y428N possibly damaging Het
Ankrd6 T A 4: 32,817,531 (GRCm39) D271V probably damaging Het
Ano10 C T 9: 122,092,829 (GRCm39) V167M possibly damaging Het
Arhgef25 T C 10: 127,025,605 (GRCm39) T12A probably benign Het
AW551984 T C 9: 39,509,204 (GRCm39) probably benign Het
Bub1 G T 2: 127,656,806 (GRCm39) P442Q probably damaging Het
Clstn1 A G 4: 149,722,790 (GRCm39) E476G probably damaging Het
Crym A G 7: 119,800,439 (GRCm39) V61A probably benign Het
Dock4 G T 12: 40,844,623 (GRCm39) probably null Het
Dtna A T 18: 23,758,159 (GRCm39) Q488L probably damaging Het
Ecel1 A C 1: 87,078,378 (GRCm39) L565R probably damaging Het
Extl2 T C 3: 115,818,006 (GRCm39) I106T probably benign Het
Fam13c C T 10: 70,378,478 (GRCm39) S336L probably damaging Het
Fnbp4 A G 2: 90,577,129 (GRCm39) T154A probably damaging Het
Fsip2 T C 2: 82,781,290 (GRCm39) L32P probably damaging Het
Gldc T A 19: 30,096,075 (GRCm39) probably benign Het
Gm12695 T G 4: 96,650,334 (GRCm39) T171P probably damaging Het
Gm4868 A C 5: 125,925,014 (GRCm39) noncoding transcript Het
Gpam T C 19: 55,068,890 (GRCm39) N450S probably benign Het
Gstm5 T C 3: 107,803,678 (GRCm39) I37T probably benign Het
Hivep2 C A 10: 14,004,713 (GRCm39) T437K probably benign Het
Itga11 G T 9: 62,676,565 (GRCm39) V918L probably benign Het
Itgb2l T A 16: 96,227,367 (GRCm39) M559L probably benign Het
Itih1 T A 14: 30,657,785 (GRCm39) N429Y probably damaging Het
Madd A T 2: 90,984,988 (GRCm39) probably null Het
Map3k11 A G 19: 5,740,831 (GRCm39) E186G possibly damaging Het
Mbl2 T C 19: 30,216,914 (GRCm39) F242S probably damaging Het
Mcph1 A G 8: 18,672,675 (GRCm39) T102A possibly damaging Het
Mid1ip1 T C X: 10,584,620 (GRCm39) V51A possibly damaging Het
Mkln1 A G 6: 31,445,271 (GRCm39) D389G probably damaging Het
Mmrn1 G A 6: 60,921,831 (GRCm39) S96N probably benign Het
Myd88 A G 9: 119,167,259 (GRCm39) probably benign Het
Nap1l1 T A 10: 111,331,183 (GRCm39) probably null Het
Nprl3 C T 11: 32,183,082 (GRCm39) E502K probably damaging Het
Nudt5 T A 2: 5,871,158 (GRCm39) probably null Het
Or52b2 G A 7: 104,986,417 (GRCm39) P169S probably benign Het
Or5h23 A G 16: 58,906,586 (GRCm39) S87P possibly damaging Het
Or6c69b C T 10: 129,627,039 (GRCm39) V140M probably benign Het
Or8j3 A G 2: 86,029,006 (GRCm39) V30A probably benign Het
Plaa T C 4: 94,475,159 (GRCm39) probably null Het
Ptk2b A G 14: 66,393,791 (GRCm39) L894P probably damaging Het
Rab8b A G 9: 66,755,078 (GRCm39) S183P probably benign Het
Reln A G 5: 22,116,012 (GRCm39) Y2999H probably damaging Het
Rims4 A G 2: 163,760,573 (GRCm39) S11P possibly damaging Het
Scel A G 14: 103,829,822 (GRCm39) K448R possibly damaging Het
Serpinb10 A T 1: 107,463,816 (GRCm39) T33S probably benign Het
Sgip1 A G 4: 102,724,897 (GRCm39) probably null Het
Sv2b A T 7: 74,807,176 (GRCm39) M158K probably damaging Het
Tmem132d A T 5: 127,861,949 (GRCm39) I724N probably damaging Het
Tnrc6c A G 11: 117,614,055 (GRCm39) T738A probably benign Het
Tpbg T C 9: 85,725,167 (GRCm39) probably benign Het
Tubb2a G T 13: 34,259,294 (GRCm39) N165K probably benign Het
Ubtfl1 A T 9: 18,320,533 (GRCm39) E20D possibly damaging Het
Usp14 A G 18: 10,024,532 (GRCm39) probably null Het
Vmn2r25 C A 6: 123,830,044 (GRCm39) D36Y probably damaging Het
Wdhd1 A G 14: 47,482,511 (GRCm39) V946A probably benign Het
Wnk1 T C 6: 119,927,004 (GRCm39) E1265G probably damaging Het
Zmynd8 G A 2: 165,700,019 (GRCm39) T14I probably benign 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
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
R6965:Comp UTSW 8 70,829,164 (GRCm39) missense probably damaging 1.00
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'- GGGTAAAGCCGCTTAGTAGG -3'
(R):5'- TCACTGCGATGTGCCTTCTG -3'

Sequencing Primer
(F):5'- CATGGTTGGACAGGAGGCC -3'
(R):5'- GCACCTGTTCTGCCCCG -3'
Posted On 2015-04-06