Incidental Mutation 'R6305:Galc'
ID 509614
Institutional Source Beutler Lab
Gene Symbol Galc
Ensembl Gene ENSMUSG00000021003
Gene Name galactosylceramidase
Synonyms 2310068B06Rik, Gacy, A930008M05Rik, galactocerebrosidase
MMRRC Submission 044411-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R6305 (G1)
Quality Score 218.009
Status Validated
Chromosome 12
Chromosomal Location 98168553-98225718 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to T at 98225549 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Alanine to Threonine at position 14 (A14T)
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 possibly damaging
Transcript: ENSMUST00000021390
AA Change: A14T

PolyPhen 2 Score 0.571 (Sensitivity: 0.88; Specificity: 0.91)
SMART Domains Protein: ENSMUSP00000021390
Gene: ENSMUSG00000021003
AA Change: A14T

DomainStartEndE-ValueType
Pfam:Glyco_hydro_59 17 684 N/A PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000218708
Predicted Effect noncoding transcript
Transcript: ENSMUST00000220501
Predicted Effect noncoding transcript
Transcript: ENSMUST00000221322
Predicted Effect noncoding transcript
Transcript: ENSMUST00000222042
Meta Mutation Damage Score 0.1869 question?
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.5%
  • 20x: 98.5%
Validation Efficiency 97% (61/63)
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: 56 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
1110002E22Rik T C 3: 137,773,741 (GRCm39) S977P probably damaging Het
Abraxas2 G A 7: 132,476,694 (GRCm39) A145T probably damaging Het
Adcy6 T A 15: 98,496,526 (GRCm39) I550L probably benign Het
Agbl3 G A 6: 34,759,145 (GRCm39) D19N unknown Het
Ankdd1a C T 9: 65,415,343 (GRCm39) A227T possibly damaging Het
Arhgap39 T A 15: 76,621,902 (GRCm39) D233V probably benign Het
Bcl9 G A 3: 97,113,254 (GRCm39) P1067L possibly damaging Het
Casd1 C T 6: 4,641,892 (GRCm39) T723I probably damaging Het
Cd209g T A 8: 4,186,809 (GRCm39) I118N probably benign Het
Cdh24 A T 14: 54,869,813 (GRCm39) D701E possibly damaging Het
Chd9 C T 8: 91,757,174 (GRCm39) P1858S possibly damaging Het
Csnk1g3 T A 18: 54,065,384 (GRCm39) Y322* probably null Het
Cyp2f2 G A 7: 26,828,649 (GRCm39) R173H probably damaging Het
D130043K22Rik T C 13: 25,069,668 (GRCm39) F909S probably damaging Het
Dll4 T A 2: 119,161,138 (GRCm39) S299T probably benign Het
Dnase1l1 C T X: 73,320,644 (GRCm39) probably null Homo
Dsg4 T A 18: 20,582,847 (GRCm39) Y162N probably damaging Het
Enpp1 T C 10: 24,517,780 (GRCm39) Y882C probably damaging Het
Fbxw7 T A 3: 84,883,630 (GRCm39) N520K probably damaging Het
Grm7 G A 6: 111,335,626 (GRCm39) R679Q probably damaging Het
Hnrnpdl T C 5: 100,186,517 (GRCm39) probably benign Het
Il12a A T 3: 68,601,511 (GRCm39) K77N possibly damaging Het
Il17rd C T 14: 26,817,899 (GRCm39) S196L possibly damaging Het
Kcnv2 T C 19: 27,301,237 (GRCm39) F363L probably benign Het
Lair1 A G 7: 4,013,727 (GRCm39) probably null Het
Lrit3 G A 3: 129,594,109 (GRCm39) T156I probably damaging Het
Me2 T A 18: 73,924,915 (GRCm39) R267S probably benign Het
Mga T C 2: 119,778,179 (GRCm39) V1908A probably benign Het
Mylk3 T A 8: 86,077,048 (GRCm39) I463F probably damaging Het
Neb G A 2: 52,141,775 (GRCm39) R75* probably null Het
Niban1 T C 1: 151,571,469 (GRCm39) L248P probably damaging Het
Or10a3b C T 7: 108,444,761 (GRCm39) G152D possibly damaging Het
Or1j11 T A 2: 36,311,634 (GRCm39) S75T probably damaging Het
Or5p50 T G 7: 107,421,864 (GRCm39) T271P probably benign Het
Or8b36 ATTGCTGTTT ATTGCTGTTTGCTGTTT 9: 37,937,836 (GRCm39) probably null Het
Or8b36 TG TGGTGTTGG 9: 37,937,838 (GRCm39) probably null Het
Or8k33 A G 2: 86,383,839 (GRCm39) S210P possibly damaging Het
Pfas A G 11: 68,892,023 (GRCm39) S162P possibly damaging Het
Pip5k1c T A 10: 81,151,768 (GRCm39) V654E probably benign Het
Plxdc1 C A 11: 97,829,416 (GRCm39) C318F probably damaging Het
Qrfprl A T 6: 65,431,975 (GRCm39) M293L probably benign Het
Rbm8a2 T C 1: 175,806,312 (GRCm39) D55G probably benign Het
Rexo5 A T 7: 119,427,348 (GRCm39) K419N probably damaging Het
Septin4 C T 11: 87,458,145 (GRCm39) T173M probably benign Het
Slc13a2 CGTTATCTGT CGT 11: 78,294,306 (GRCm39) probably benign Het
Slc24a4 C A 12: 102,188,360 (GRCm39) T151K possibly damaging Het
Slc6a15 A T 10: 103,225,031 (GRCm39) I40F probably benign Het
Slc6a21 T C 7: 44,930,028 (GRCm39) V172A possibly damaging Het
Thrap3 A G 4: 126,074,600 (GRCm39) probably benign Het
Tm9sf3 A G 19: 41,233,881 (GRCm39) probably null Het
Trp53 A T 11: 69,479,533 (GRCm39) H211L probably damaging Het
Ttc21b A T 2: 66,018,614 (GRCm39) N1264K probably damaging Het
Vmn1r120 A T 7: 20,787,531 (GRCm39) V60E possibly damaging Het
Ylpm1 A G 12: 85,077,319 (GRCm39) E890G probably damaging Het
Zfp647 G A 15: 76,796,285 (GRCm39) P125L probably damaging Het
Zfp934 T C 13: 62,666,370 (GRCm39) Y102C 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
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
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'- TTGCAATCTAACCGCCAGCC -3'
(R):5'- AGTGACAAGGCAAAGCTCGC -3'

Sequencing Primer
(F):5'- AGCCCGGGTTCATCTCAC -3'
(R):5'- GGCAAAGCTCGCTCAACCAG -3'
Posted On 2018-04-02