Incidental Mutation 'R5471:Fam20b'
ID 433790
Institutional Source Beutler Lab
Gene Symbol Fam20b
Ensembl Gene ENSMUSG00000033557
Gene Name FAM20B, glycosaminoglycan xylosylkinase
Synonyms C530043G21Rik
MMRRC Submission 043032-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R5471 (G1)
Quality Score 225
Status Validated
Chromosome 1
Chromosomal Location 156506102-156546656 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 156533299 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Threonine to Alanine at position 106 (T106A)
Ref Sequence ENSEMBL: ENSMUSP00000112534 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000086153] [ENSMUST00000122424]
AlphaFold Q8VCS3
Predicted Effect probably damaging
Transcript: ENSMUST00000086153
AA Change: T106A

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000083322
Gene: ENSMUSG00000033557
AA Change: T106A

DomainStartEndE-ValueType
transmembrane domain 7 25 N/A INTRINSIC
Pfam:Fam20C 188 399 3.1e-89 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000122424
AA Change: T106A

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000112534
Gene: ENSMUSG00000033557
AA Change: T106A

DomainStartEndE-ValueType
transmembrane domain 7 25 N/A INTRINSIC
Pfam:DUF1193 187 402 2e-95 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000147931
Predicted Effect noncoding transcript
Transcript: ENSMUST00000188941
Meta Mutation Damage Score 0.3797 question?
Coding Region Coverage
  • 1x: 98.2%
  • 3x: 97.3%
  • 10x: 95.1%
  • 20x: 90.5%
Validation Efficiency 96% (67/70)
MGI Phenotype PHENOTYPE: Mice homozygous for a gene trapped allele exhibit complete embryonic lethality associated with decreased embryo size, multisystem organ hypoplasia, and delayed skeleton, digestive system, eye, liver, and lung development. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 52 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acsm1 C T 7: 119,259,829 (GRCm39) H493Y probably damaging Het
Alox12e T C 11: 70,210,850 (GRCm39) I290V probably benign Het
Ankfy1 T A 11: 72,619,617 (GRCm39) N163K probably benign Het
Baiap2l1 T G 5: 144,218,951 (GRCm39) N219T probably benign Het
Cd72 T C 4: 43,448,345 (GRCm39) I312V probably benign Het
Cfap54 A T 10: 92,864,522 (GRCm39) M139K probably damaging Het
Clec4n T A 6: 123,209,145 (GRCm39) M70K probably benign Het
Cmklr2 A C 1: 63,223,058 (GRCm39) V59G probably damaging Het
Cwh43 T A 5: 73,565,574 (GRCm39) C46* probably null Het
Cyp1a2 A T 9: 57,586,303 (GRCm39) I405N probably damaging Het
Dlc1 G T 8: 37,051,879 (GRCm39) S617R probably benign Het
Eif2ak4 A G 2: 118,304,613 (GRCm39) N1546S probably benign Het
Elmo1 A G 13: 20,756,555 (GRCm39) I548V probably benign Het
Exoc6 A G 19: 37,588,065 (GRCm39) D566G probably benign Het
Fam83h T C 15: 75,874,752 (GRCm39) T862A probably benign Het
Fgfr1op2 A T 6: 146,498,860 (GRCm39) probably null Het
Gcnt2 A G 13: 41,014,195 (GRCm39) Y122C probably damaging Het
Gm11992 A T 11: 9,018,333 (GRCm39) probably null Het
Gm5114 C A 7: 39,058,534 (GRCm39) E362* probably null Het
Gm815 A G 19: 26,865,769 (GRCm39) T96A unknown Het
Gm8674 A G 13: 50,054,849 (GRCm39) noncoding transcript Het
Gnat3 T A 5: 18,196,322 (GRCm39) I56N probably damaging Het
Igkv1-133 T C 6: 67,702,531 (GRCm39) V83A probably benign Het
Mrgprb8 T A 7: 48,038,471 (GRCm39) N47K probably damaging Het
Nav2 A G 7: 49,197,917 (GRCm39) D1182G probably damaging Het
Neto2 T C 8: 86,367,389 (GRCm39) T480A probably benign Het
Npnt T G 3: 132,620,148 (GRCm39) N115T probably benign Het
Nr1h5 T C 3: 102,856,442 (GRCm39) N279S possibly damaging Het
Ntrk2 T C 13: 59,019,574 (GRCm39) V395A probably benign Het
Or2ak6 T C 11: 58,593,151 (GRCm39) L208S probably damaging Het
Or5ac23 T G 16: 59,148,994 (GRCm39) N293H probably damaging Het
Or6c1 A G 10: 129,517,925 (GRCm39) S228P probably damaging Het
Padi2 A G 4: 140,660,519 (GRCm39) K333R possibly damaging Het
Pira1 T A 7: 3,738,514 (GRCm39) I621F probably benign Het
Ptgis C A 2: 167,066,039 (GRCm39) M130I probably benign Het
Ptpn4 A T 1: 119,693,649 (GRCm39) Y124* probably null Het
Saal1 C T 7: 46,349,072 (GRCm39) V281M probably benign Het
Saxo1 G A 4: 86,363,961 (GRCm39) T174I probably damaging Het
Slc7a12 G A 3: 14,545,935 (GRCm39) V27M probably damaging Het
Slco4c1 C A 1: 96,799,770 (GRCm39) R22L probably benign Het
Slfn9 T G 11: 82,873,613 (GRCm39) Q430P possibly damaging Het
Slit2 T A 5: 48,346,897 (GRCm39) N246K probably damaging Het
Stox2 G T 8: 47,646,548 (GRCm39) T304K probably damaging Het
Tmem87b T G 2: 128,693,240 (GRCm39) F542V possibly damaging Het
Topaz1 T G 9: 122,620,481 (GRCm39) probably null Het
Trappc12 G A 12: 28,741,499 (GRCm39) R737W probably damaging Het
Trim9 A G 12: 70,393,566 (GRCm39) I126T possibly damaging Het
Txnl1 A G 18: 63,809,997 (GRCm39) C149R probably damaging Het
Ubald1 G A 16: 4,693,705 (GRCm39) T70M probably damaging Het
Vash1 G A 12: 86,735,902 (GRCm39) V263M possibly damaging Het
Vsx1 T C 2: 150,524,986 (GRCm39) T343A probably benign Het
Zfp397 A G 18: 24,093,081 (GRCm39) N189D probably benign Het
Other mutations in Fam20b
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01611:Fam20b APN 1 156,530,035 (GRCm39) missense probably benign 0.13
Cancelled UTSW 1 156,533,407 (GRCm39) missense probably damaging 1.00
consequences UTSW 1 156,518,123 (GRCm39) missense probably damaging 1.00
delisted UTSW 1 156,518,215 (GRCm39) missense probably benign 0.18
Head_over_heels UTSW 1 156,518,140 (GRCm39) missense probably damaging 1.00
minuscule UTSW 1 156,533,310 (GRCm39) missense probably damaging 1.00
squirt UTSW 1 156,533,299 (GRCm39) missense probably damaging 1.00
R0105:Fam20b UTSW 1 156,518,140 (GRCm39) missense probably damaging 1.00
R0105:Fam20b UTSW 1 156,518,140 (GRCm39) missense probably damaging 1.00
R0389:Fam20b UTSW 1 156,509,023 (GRCm39) missense probably benign 0.00
R0443:Fam20b UTSW 1 156,509,023 (GRCm39) missense probably benign 0.00
R0518:Fam20b UTSW 1 156,515,026 (GRCm39) missense possibly damaging 0.70
R1466:Fam20b UTSW 1 156,513,758 (GRCm39) splice site probably benign
R1584:Fam20b UTSW 1 156,513,758 (GRCm39) splice site probably benign
R2014:Fam20b UTSW 1 156,533,511 (GRCm39) missense possibly damaging 0.92
R4085:Fam20b UTSW 1 156,533,445 (GRCm39) missense probably benign 0.01
R4755:Fam20b UTSW 1 156,515,066 (GRCm39) nonsense probably null
R5254:Fam20b UTSW 1 156,533,310 (GRCm39) missense probably damaging 1.00
R6886:Fam20b UTSW 1 156,518,081 (GRCm39) missense probably damaging 1.00
R6944:Fam20b UTSW 1 156,515,091 (GRCm39) missense probably benign 0.02
R7013:Fam20b UTSW 1 156,518,135 (GRCm39) missense probably damaging 1.00
R7205:Fam20b UTSW 1 156,529,968 (GRCm39) critical splice donor site probably null
R7215:Fam20b UTSW 1 156,518,123 (GRCm39) missense probably damaging 1.00
R7286:Fam20b UTSW 1 156,509,012 (GRCm39) missense probably benign 0.28
R7684:Fam20b UTSW 1 156,518,215 (GRCm39) missense probably benign 0.18
R8036:Fam20b UTSW 1 156,533,407 (GRCm39) missense probably damaging 1.00
R8119:Fam20b UTSW 1 156,518,072 (GRCm39) missense probably damaging 1.00
R9231:Fam20b UTSW 1 156,509,084 (GRCm39) missense probably benign 0.40
R9562:Fam20b UTSW 1 156,530,010 (GRCm39) nonsense probably null
Predicted Primers PCR Primer
(F):5'- ATCAAGACCGGGTCCCATAG -3'
(R):5'- GAATGATGACTGGCTTGCG -3'

Sequencing Primer
(F):5'- AGAGACTTTTGAGATGTCCCAGCC -3'
(R):5'- ACTGGCTTGCGGGTGGAG -3'
Posted On 2016-10-06