Incidental Mutation 'R1832:Galc'
ID 204890
Institutional Source Beutler Lab
Gene Symbol Galc
Ensembl Gene ENSMUSG00000021003
Gene Name galactosylceramidase
Synonyms 2310068B06Rik, Gacy, A930008M05Rik, galactocerebrosidase
MMRRC Submission 039859-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R1832 (G1)
Quality Score 225
Status 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 98200499 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
Meta Mutation Damage Score 0.9495 question?
Coding Region Coverage
  • 1x: 97.4%
  • 3x: 96.7%
  • 10x: 94.6%
  • 20x: 90.7%
Validation Efficiency 100% (82/82)
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: 73 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
1700003H04Rik T A 3: 124,350,509 (GRCm39) D143V unknown Het
Abca8a A T 11: 109,962,277 (GRCm39) N525K probably damaging Het
Abhd12 T A 2: 150,690,338 (GRCm39) D119V probably damaging Het
Adamts20 A T 15: 94,184,225 (GRCm39) M1526K probably benign Het
Ankdd1a A T 9: 65,411,771 (GRCm39) probably null Het
Ankrd1 C T 19: 36,092,378 (GRCm39) C283Y possibly damaging Het
Arfgef1 G C 1: 10,275,115 (GRCm39) I312M probably benign Het
Bhlhe22 G A 3: 18,109,139 (GRCm39) C63Y probably damaging Het
Bmp8a A T 4: 123,218,885 (GRCm39) probably benign Het
Ccdc148 A T 2: 58,891,911 (GRCm39) S235T probably damaging Het
Ccdc88b G A 19: 6,830,900 (GRCm39) Q681* probably null Het
Cep104 T A 4: 154,087,003 (GRCm39) V842E probably benign Het
Chac2 T C 11: 30,927,568 (GRCm39) N117S probably benign Het
Cimap3 C T 3: 105,921,912 (GRCm39) E4K possibly damaging Het
Cldn8 T A 16: 88,359,746 (GRCm39) I60F probably benign Het
Col16a1 G A 4: 129,970,850 (GRCm39) probably null Het
Col4a1 A G 8: 11,264,644 (GRCm39) probably benign Het
Cyp2a4 G T 7: 26,011,635 (GRCm39) E285D probably damaging Het
Cyp4a31 G A 4: 115,426,928 (GRCm39) G176D probably benign Het
Dmxl2 A C 9: 54,368,233 (GRCm39) Y246D probably damaging Het
Dync1h1 A G 12: 110,580,493 (GRCm39) K118R probably damaging Het
Dync2i1 T A 12: 116,171,363 (GRCm39) S958C probably damaging Het
Eif3h T C 15: 51,728,832 (GRCm39) T8A possibly damaging Het
Fbh1 G T 2: 11,772,211 (GRCm39) L157I probably benign Het
Fbxo40 C A 16: 36,789,218 (GRCm39) G631* probably null Het
Gabrb1 T A 5: 72,279,281 (GRCm39) probably null Het
Garin2 G A 12: 78,762,280 (GRCm39) probably benign Het
H2-Q7 C A 17: 35,658,675 (GRCm39) S104R probably benign Het
Igkv13-54-1 A T 6: 69,594,277 (GRCm39) M31L probably benign Het
Lamc2 C T 1: 153,041,933 (GRCm39) R67Q possibly damaging Het
Lcn10 A G 2: 25,575,151 (GRCm39) D173G probably damaging Het
Llgl2 G T 11: 115,741,926 (GRCm39) R656L probably damaging Het
Lonrf2 G A 1: 38,852,357 (GRCm39) P165S probably benign Het
Lrrc66 G A 5: 73,764,769 (GRCm39) S758L possibly damaging Het
Ly6d T C 15: 74,634,615 (GRCm39) K46E probably damaging Het
Map3k5 A G 10: 19,975,306 (GRCm39) N88D probably damaging Het
Mertk A T 2: 128,604,132 (GRCm39) E422V probably benign Het
Mixl1 A G 1: 180,522,296 (GRCm39) V195A probably benign Het
Nmnat3 T C 9: 98,281,521 (GRCm39) V41A probably damaging Het
Or1r1 A T 11: 73,875,319 (GRCm39) N38K probably damaging Het
Or2a7 A G 6: 43,151,834 (GRCm39) R305G probably benign Het
Or7g34 A G 9: 19,478,492 (GRCm39) Y63H possibly damaging Het
Pappa2 T A 1: 158,684,886 (GRCm39) E751V probably damaging Het
Pcsk2 A G 2: 143,635,189 (GRCm39) S355G probably damaging Het
Pdzd2 A G 15: 12,390,134 (GRCm39) V821A probably damaging Het
Plxna4 A C 6: 32,174,761 (GRCm39) D1109E probably benign Het
Ppard A G 17: 28,516,084 (GRCm39) M103V probably benign Het
Pramel51 T C 12: 88,145,218 (GRCm39) E44G possibly damaging Het
Ralgapa1 T C 12: 55,804,752 (GRCm39) T515A probably benign Het
Rin2 A G 2: 145,703,091 (GRCm39) I596V possibly damaging Het
Rnls A G 19: 33,145,895 (GRCm39) S75P possibly damaging Het
Rsph10b A T 5: 143,903,997 (GRCm39) Y236F possibly damaging Het
Runx1t1 C T 4: 13,835,628 (GRCm39) probably benign Het
Sardh A G 2: 27,125,581 (GRCm39) V311A possibly damaging Het
Sbno2 G T 10: 79,896,439 (GRCm39) Y889* probably null Het
Sclt1 A G 3: 41,681,546 (GRCm39) V91A probably damaging Het
Sema4g T A 19: 44,987,456 (GRCm39) V534E probably benign Het
Shoc1 T G 4: 59,066,441 (GRCm39) I768L probably benign Het
Slc10a1 G A 12: 81,000,446 (GRCm39) S351F probably benign Het
Slc19a3 A T 1: 83,000,468 (GRCm39) V183E probably damaging Het
Slc25a12 A G 2: 71,164,054 (GRCm39) Y74H possibly damaging Het
Slc6a19 T A 13: 73,841,069 (GRCm39) I114L probably benign Het
Smpd2 A T 10: 41,364,232 (GRCm39) C189S probably benign Het
Spon1 T A 7: 113,616,018 (GRCm39) V295D probably benign Het
Tet3 A G 6: 83,380,627 (GRCm39) S514P probably benign Het
Tnk1 T C 11: 69,747,754 (GRCm39) I49M probably damaging Het
Trim80 A G 11: 115,337,619 (GRCm39) T431A probably benign Het
Vgf A T 5: 137,060,153 (GRCm39) Q105L possibly damaging Het
Vmn1r37 G T 6: 66,708,780 (GRCm39) L135F probably benign Het
Vps37d C T 5: 135,102,594 (GRCm39) A128T possibly damaging Het
Wwp1 T C 4: 19,650,197 (GRCm39) D323G probably benign Het
Zfp456 T A 13: 67,515,482 (GRCm39) I75L probably benign Het
Zfp990 A G 4: 145,264,780 (GRCm39) I593V possibly 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
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
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'- TGCCTGAGTACACTGTACCC -3'
(R):5'- GAGTTCACCCACCTACTTCACG -3'

Sequencing Primer
(F):5'- GCCTGAGTACACTGTACCCCAATAG -3'
(R):5'- ACGGAAGTGTGGGGCTTC -3'
Posted On 2014-06-23