Incidental Mutation 'R7255:Galc'
ID 564219
Institutional Source Beutler Lab
Gene Symbol Galc
Ensembl Gene ENSMUSG00000021003
Gene Name galactosylceramidase
Synonyms 2310068B06Rik, Gacy, A930008M05Rik, galactocerebrosidase
MMRRC Submission 045316-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R7255 (G1)
Quality Score 225.009
Status Validated
Chromosome 12
Chromosomal Location 98168553-98225718 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 98212514 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Lysine to Arginine at position 207 (K207R)
Ref Sequence ENSEMBL: ENSMUSP00000021390 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000021390]
AlphaFold P54818
PDB Structure STRUCTURE OF GALACTOCEREBROSIDASE FROM MOUSE [X-RAY DIFFRACTION]
STRUCTURE OF GALACTOCEREBROSIDASE FROM MOUSE IN COMPLEX WITH GALACTOSE [X-RAY DIFFRACTION]
STRUCTURE OF MOUSE GALACTOCEREBROSIDASE WITH 4NBDG: ENZYME-SUBSTRATE COMPLEX [X-RAY DIFFRACTION]
STRUCTURE OF MOUSE GALACTOCEREBROSIDASE WITH D-GALACTAL: ENZYME- INTERMEDIATE COMPLEX [X-RAY DIFFRACTION]
STRUCTURE OF MOUSE GALACTOCEREBROSIDASE WITH GALACTOSE: ENZYME- PRODUCT COMPLEX [X-RAY DIFFRACTION]
Predicted Effect probably null
Transcript: ENSMUST00000021390
AA Change: K207R

PolyPhen 2 Score 0.843 (Sensitivity: 0.83; Specificity: 0.93)
SMART Domains Protein: ENSMUSP00000021390
Gene: ENSMUSG00000021003
AA Change: K207R

DomainStartEndE-ValueType
Pfam:Glyco_hydro_59 17 684 N/A PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000221063
Meta Mutation Damage Score 0.4439 question?
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.6%
  • 20x: 98.7%
Validation Efficiency 97% (66/68)
MGI Phenotype FUNCTION: This gene encodes galactosylceramidase, the lysosomal hydryolase involved in the catabolism of galactosylceramide. Mutations in this gene result in slow growth, tremors and hind leg weakness, collectively termed as the 'twitcher' phenotype. In humans, deficiency of this gene product causes a lysosomal storage disorder known as Krabbe disease. [provided by RefSeq, Dec 2014]
PHENOTYPE: Homozygotes for spontaneous and targeted mutations exhibit tremors, progressive weakness, wasting, both central and peripheral demyelination, massive accumulation of galactosylceramide, abnormal macrophages, and death by 4 months of age. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 70 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Aldh1a7 A G 19: 20,692,092 (GRCm39) S234P probably damaging Het
Arhgap28 T C 17: 68,159,999 (GRCm39) H650R probably damaging Het
Asic1 A G 15: 99,595,338 (GRCm39) D355G probably damaging Het
Atp8b1 T A 18: 64,689,939 (GRCm39) S598C probably damaging Het
Bcat1 C A 6: 144,978,511 (GRCm39) E237* probably null Het
Btbd16 A T 7: 130,387,722 (GRCm39) I114F probably benign Het
Casp2 A G 6: 42,245,841 (GRCm39) D166G probably damaging Het
Cd86 CA CAA 16: 36,426,917 (GRCm39) probably null Het
Cpsf1 G A 15: 76,481,743 (GRCm39) T1099M probably damaging Het
Crisp4 C A 1: 18,200,455 (GRCm39) A116S probably damaging Het
Cyb5r3 A G 15: 83,044,366 (GRCm39) I168T probably damaging Het
Dip2b G A 15: 100,107,508 (GRCm39) D1407N probably benign Het
Dnajc8 A G 4: 132,278,884 (GRCm39) K201R probably benign Het
Dock10 C T 1: 80,520,816 (GRCm39) probably null Het
Dop1b C A 16: 93,567,034 (GRCm39) H1272N probably damaging Het
Dsc1 C T 18: 20,230,330 (GRCm39) R325Q probably benign Het
Enpp1 A T 10: 24,521,213 (GRCm39) I838K possibly damaging Het
Fcna T G 2: 25,516,040 (GRCm39) D159A probably damaging Het
Flnc G T 6: 29,445,765 (GRCm39) G840C probably damaging Het
Flt1 C T 5: 147,517,216 (GRCm39) A1024T probably damaging Het
Gbp2b T A 3: 142,313,878 (GRCm39) L386Q probably damaging Het
Gm8297 T A 14: 16,165,868 (GRCm39) N48K probably damaging Het
Gm9639 G A 10: 77,630,372 (GRCm39) P180L unknown Het
Inpp5a A G 7: 139,091,364 (GRCm39) N116S probably damaging Het
Ipo9 T C 1: 135,313,726 (GRCm39) E984G probably benign Het
Klra4 A G 6: 130,036,605 (GRCm39) F145L probably damaging Het
Lag3 A G 6: 124,887,198 (GRCm39) L123P probably benign Het
Lyz3 T C 10: 117,070,327 (GRCm39) H150R probably benign Het
Med7 T A 11: 46,331,822 (GRCm39) M139K probably damaging Het
Mfsd2a A C 4: 122,845,814 (GRCm39) L153R possibly damaging Het
Mup9 A G 4: 60,377,336 (GRCm39) V71A probably benign Het
Myo16 A T 8: 10,549,169 (GRCm39) Q927L unknown Het
Myo9b T C 8: 71,743,535 (GRCm39) Y199H probably damaging Het
Nefm A G 14: 68,353,449 (GRCm39) F406L probably benign Het
Or10ag2 T A 2: 87,249,286 (GRCm39) L296Q probably damaging Het
Or10ak11 A T 4: 118,687,149 (GRCm39) F162I probably benign Het
Pamr1 T C 2: 102,441,929 (GRCm39) F173L probably damaging Het
Pds5b T A 5: 150,720,132 (GRCm39) D1205E probably benign Het
Plxna2 T G 1: 194,434,411 (GRCm39) F646V probably benign Het
Pnrc1 C T 4: 33,248,045 (GRCm39) G118D probably benign Het
Ppp1r16b T C 2: 158,603,311 (GRCm39) F412S probably benign Het
Prcc A T 3: 87,777,398 (GRCm39) V192E probably damaging Het
Psg19 A G 7: 18,527,973 (GRCm39) Y257H probably benign Het
Rfx7 T G 9: 72,527,110 (GRCm39) S1433R possibly damaging Het
Rgl2 T C 17: 34,153,964 (GRCm39) F457L possibly damaging Het
Sanbr G A 11: 23,570,465 (GRCm39) P145L probably benign Het
Sbspon G T 1: 15,954,021 (GRCm39) C86* probably null Het
Sdhb A G 4: 140,704,729 (GRCm39) E230G possibly damaging Het
Sema6b T C 17: 56,432,336 (GRCm39) T581A probably benign Het
Shkbp1 G T 7: 27,042,173 (GRCm39) T594K possibly damaging Het
Shpk A G 11: 73,090,486 (GRCm39) S48G probably benign Het
Slc1a3 A G 15: 8,672,483 (GRCm39) V332A possibly damaging Het
Slc25a25 T C 2: 32,311,384 (GRCm39) E135G possibly damaging Het
Slc5a8 A T 10: 88,745,493 (GRCm39) D367V probably damaging Het
Slco1c1 A G 6: 141,515,051 (GRCm39) T649A probably benign Het
Sorbs1 G C 19: 40,365,244 (GRCm39) R180G probably benign Het
Spats1 T A 17: 45,765,131 (GRCm39) D163V probably damaging Het
Ssh2 T A 11: 77,316,419 (GRCm39) M304K probably damaging Het
Sulf1 T A 1: 12,929,232 (GRCm39) D166E probably benign Het
Syne1 A G 10: 5,283,446 (GRCm39) S1540P probably damaging Het
Tcf7l1 A T 6: 72,604,330 (GRCm39) probably null Het
Tet1 A T 10: 62,658,415 (GRCm39) M1477K probably benign Het
Tlr5 T C 1: 182,801,881 (GRCm39) F395S probably damaging Het
Trrap T C 5: 144,795,764 (GRCm39) L3847P probably damaging Het
Tsks C T 7: 44,602,112 (GRCm39) S276L probably benign Het
Uggt1 T C 1: 36,185,187 (GRCm39) E1519G probably damaging Het
Vps13a A G 19: 16,631,703 (GRCm39) probably null Het
Wdfy4 A G 14: 32,696,239 (GRCm39) V2768A Het
Wdr26 A C 1: 181,008,889 (GRCm39) I627R probably benign Het
Zfp160 T A 17: 21,245,749 (GRCm39) S100T probably benign Het
Other mutations in Galc
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01023:Galc APN 12 98,197,681 (GRCm39) missense probably benign
IGL01287:Galc APN 12 98,212,503 (GRCm39) unclassified probably benign
IGL01618:Galc APN 12 98,218,340 (GRCm39) missense possibly damaging 0.92
IGL02125:Galc APN 12 98,197,768 (GRCm39) missense probably damaging 1.00
IGL02274:Galc APN 12 98,220,473 (GRCm39) nonsense probably null
IGL02392:Galc APN 12 98,173,672 (GRCm39) missense probably damaging 0.99
IGL02478:Galc APN 12 98,179,391 (GRCm39) missense possibly damaging 0.96
IGL02544:Galc APN 12 98,197,701 (GRCm39) missense probably benign 0.27
IGL03268:Galc APN 12 98,188,852 (GRCm39) splice site probably benign
IGL03327:Galc APN 12 98,173,735 (GRCm39) splice site probably benign
Crabby2 UTSW 12 98,200,525 (GRCm39) missense probably damaging 1.00
Krabbe UTSW 12 98,188,906 (GRCm39) missense probably damaging 1.00
lobster UTSW 12 98,212,514 (GRCm39) missense probably null 0.84
quake UTSW 12 98,208,973 (GRCm39) missense probably damaging 1.00
teeter UTSW 12 98,225,421 (GRCm39) missense probably damaging 1.00
R0218:Galc UTSW 12 98,188,906 (GRCm39) missense probably damaging 1.00
R0240:Galc UTSW 12 98,218,293 (GRCm39) missense probably damaging 1.00
R0240:Galc UTSW 12 98,218,293 (GRCm39) missense probably damaging 1.00
R0467:Galc UTSW 12 98,208,904 (GRCm39) missense probably damaging 1.00
R1619:Galc UTSW 12 98,200,563 (GRCm39) missense probably benign 0.00
R1763:Galc UTSW 12 98,200,525 (GRCm39) missense probably damaging 1.00
R1832:Galc UTSW 12 98,200,499 (GRCm39) critical splice donor site probably null
R1844:Galc UTSW 12 98,212,556 (GRCm39) splice site probably null
R1996:Galc UTSW 12 98,218,285 (GRCm39) missense probably damaging 1.00
R2010:Galc UTSW 12 98,220,489 (GRCm39) missense possibly damaging 0.51
R2097:Galc UTSW 12 98,218,291 (GRCm39) missense probably benign
R2496:Galc UTSW 12 98,193,540 (GRCm39) missense probably damaging 1.00
R2881:Galc UTSW 12 98,179,355 (GRCm39) missense probably benign
R3009:Galc UTSW 12 98,170,228 (GRCm39) missense probably damaging 1.00
R4571:Galc UTSW 12 98,188,876 (GRCm39) missense probably benign 0.00
R4764:Galc UTSW 12 98,209,003 (GRCm39) missense possibly damaging 0.78
R4851:Galc UTSW 12 98,193,533 (GRCm39) missense probably benign 0.00
R4854:Galc UTSW 12 98,223,136 (GRCm39) missense probably damaging 1.00
R4900:Galc UTSW 12 98,197,731 (GRCm39) missense probably damaging 1.00
R4983:Galc UTSW 12 98,209,027 (GRCm39) nonsense probably null
R5220:Galc UTSW 12 98,197,672 (GRCm39) splice site probably null
R5273:Galc UTSW 12 98,218,330 (GRCm39) missense probably damaging 1.00
R5495:Galc UTSW 12 98,197,673 (GRCm39) critical splice donor site probably null
R5689:Galc UTSW 12 98,179,245 (GRCm39) missense possibly damaging 0.94
R5819:Galc UTSW 12 98,182,520 (GRCm39) missense probably benign 0.06
R6191:Galc UTSW 12 98,218,293 (GRCm39) missense probably damaging 1.00
R6196:Galc UTSW 12 98,225,421 (GRCm39) missense probably damaging 1.00
R6305:Galc UTSW 12 98,225,549 (GRCm39) missense possibly damaging 0.57
R6335:Galc UTSW 12 98,208,973 (GRCm39) missense probably damaging 1.00
R7496:Galc UTSW 12 98,225,497 (GRCm39) nonsense probably null
R7704:Galc UTSW 12 98,175,102 (GRCm39) missense probably benign
R8871:Galc UTSW 12 98,212,543 (GRCm39) missense probably damaging 1.00
R9124:Galc UTSW 12 98,220,423 (GRCm39) critical splice donor site probably null
R9140:Galc UTSW 12 98,173,673 (GRCm39) missense probably null 0.55
R9211:Galc UTSW 12 98,173,699 (GRCm39) missense probably benign 0.00
R9220:Galc UTSW 12 98,220,523 (GRCm39) missense probably damaging 1.00
R9718:Galc UTSW 12 98,225,573 (GRCm39) missense
Predicted Primers PCR Primer
(F):5'- GAATTCCACTGTTAGCCAAACCC -3'
(R):5'- CTACAGTGTGCAGGGAATGACTG -3'

Sequencing Primer
(F):5'- GCCATTCAGGACCTATGAAGAATTAC -3'
(R):5'- AGCACCGAGTGCTCTTCATG -3'
Posted On 2019-06-26