Incidental Mutation 'R5495:Galc'
ID 432303
Institutional Source Beutler Lab
Gene Symbol Galc
Ensembl Gene ENSMUSG00000021003
Gene Name galactosylceramidase
Synonyms 2310068B06Rik, Gacy, A930008M05Rik, galactocerebrosidase
MMRRC Submission 043056-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R5495 (G1)
Quality Score 225
Status Not validated
Chromosome 12
Chromosomal Location 98168553-98225718 bp(-) (GRCm39)
Type of Mutation critical splice donor site (2 bp from exon)
DNA Base Change (assembly) A to G at 98197673 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change
Gene Model predicted gene model for transcript(s): [ENSMUST00000021390]
AlphaFold P54818
Predicted Effect probably null
Transcript: ENSMUST00000021390
SMART Domains Protein: ENSMUSP00000021390
Gene: ENSMUSG00000021003

DomainStartEndE-ValueType
Pfam:Glyco_hydro_59 17 684 N/A PFAM
Predicted Effect probably null
Transcript: ENSMUST00000221063
Predicted Effect noncoding transcript
Transcript: ENSMUST00000222042
Predicted Effect noncoding transcript
Transcript: ENSMUST00000222379
Coding Region Coverage
  • 1x: 98.4%
  • 3x: 97.3%
  • 10x: 95.3%
  • 20x: 91.4%
Validation Efficiency
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: 46 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Akt2 T C 7: 27,335,594 (GRCm39) probably null Het
Arhgap29 T G 3: 121,808,578 (GRCm39) M844R probably damaging Het
Atp1a1 T G 3: 101,498,741 (GRCm39) D184A probably benign Het
Bcl11a T A 11: 24,115,042 (GRCm39) V795E possibly damaging Het
Casp12 T A 9: 5,353,797 (GRCm39) I277N possibly damaging Het
Ccdc59 A G 10: 105,681,239 (GRCm39) K164E probably damaging Het
D630003M21Rik C T 2: 158,062,431 (GRCm39) G30S possibly damaging Het
Dgkd A G 1: 87,854,594 (GRCm39) D632G probably damaging Het
Efr3a A G 15: 65,687,258 (GRCm39) K56E possibly damaging Het
Egflam T A 15: 7,280,722 (GRCm39) R434S probably damaging Het
Fancl C G 11: 26,347,801 (GRCm39) A51G probably damaging Het
Fkbp7 T C 2: 76,493,638 (GRCm39) Y185C probably damaging Het
Galnt15 A G 14: 31,751,774 (GRCm39) S109G probably damaging Het
Gramd2b T C 18: 56,615,694 (GRCm39) I163T probably damaging Het
Impa1 A G 3: 10,391,230 (GRCm39) V80A probably benign Het
Itga10 T C 3: 96,554,687 (GRCm39) M56T possibly damaging Het
Larp1b G T 3: 40,990,257 (GRCm39) R135I probably damaging Het
Lgals12 C T 19: 7,581,495 (GRCm39) A71T probably damaging Het
Lmbr1 A T 5: 29,551,851 (GRCm39) L78* probably null Het
Lrat C A 3: 82,804,289 (GRCm39) M229I probably benign Het
Mug2 A T 6: 122,056,609 (GRCm39) M1185L probably damaging Het
Naprt T C 15: 75,765,696 (GRCm39) probably null Het
Nfat5 A G 8: 108,095,079 (GRCm39) I1107V probably benign Het
Nr4a2 T C 2: 57,002,387 (GRCm39) Y22C probably damaging Het
Ogfod1 C A 8: 94,790,906 (GRCm39) Q526K probably benign Het
Or2d4 C A 7: 106,543,699 (GRCm39) G170* probably null Het
Or3a10 G A 11: 73,935,611 (GRCm39) T163I probably damaging Het
Or4p21 T C 2: 88,276,401 (GRCm39) T294A probably benign Het
Or8g36 T C 9: 39,422,441 (GRCm39) T192A probably benign Het
Parp10 T G 15: 76,127,366 (GRCm39) I24L probably benign Het
Pcdha11 A G 18: 37,144,079 (GRCm39) T57A probably benign Het
Prdm8 A G 5: 98,333,165 (GRCm39) E244G possibly damaging Het
Prl6a1 T C 13: 27,496,654 (GRCm39) S3P possibly damaging Het
Rab11fip3 T A 17: 26,235,117 (GRCm39) T18S probably damaging Het
Rfc4 T C 16: 22,941,004 (GRCm39) probably benign Het
Rubcnl G T 14: 75,279,777 (GRCm39) V387F possibly damaging Het
S100a7l2 A T 3: 90,997,602 (GRCm39) L38M possibly damaging Het
Serpinb12 T C 1: 106,884,151 (GRCm39) L299P probably damaging Het
Sptbn5 G A 2: 119,876,965 (GRCm39) probably benign Het
Taar4 A T 10: 23,837,181 (GRCm39) I264F possibly damaging Het
Tdpoz4 A T 3: 93,704,806 (GRCm39) T368S probably benign Het
Thsd7b T A 1: 129,523,570 (GRCm39) H124Q probably damaging Het
Ugt1a6a A T 1: 88,066,746 (GRCm39) Q184L probably benign Het
Vnn1 T A 10: 23,774,462 (GRCm39) F168L probably damaging Het
Zan A G 5: 137,468,670 (GRCm39) L267P probably damaging Het
Zswim8 A G 14: 20,772,354 (GRCm39) S1621G probably damaging 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
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
R7255:Galc UTSW 12 98,212,514 (GRCm39) missense probably null 0.84
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'- GTACAAAATACAGAAAGCAATCAGGTT -3'
(R):5'- GGTGTACTTAAGTTAATCTTCATTTGC -3'

Sequencing Primer
(F):5'- ACTGGCAGAACTCCCTT -3'
(R):5'- GAGTTGCCTTATGGACGA -3'
Posted On 2016-10-05