Incidental Mutation 'R1763:Galc'
ID 193217
Institutional Source Beutler Lab
Gene Symbol Galc
Ensembl Gene ENSMUSG00000021003
Gene Name galactosylceramidase
Synonyms 2310068B06Rik, Gacy, A930008M05Rik, galactocerebrosidase
MMRRC Submission 039795-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R1763 (G1)
Quality Score 225
Status Validated
Chromosome 12
Chromosomal Location 98168553-98225718 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 98200525 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Asparagine to Serine at position 295 (N295S)
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 damaging
Transcript: ENSMUST00000021390
AA Change: N295S

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000021390
Gene: ENSMUSG00000021003
AA Change: N295S

DomainStartEndE-ValueType
Pfam:Glyco_hydro_59 17 684 N/A PFAM
Predicted Effect unknown
Transcript: ENSMUST00000221063
AA Change: N101S
Predicted Effect noncoding transcript
Transcript: ENSMUST00000222042
Predicted Effect noncoding transcript
Transcript: ENSMUST00000222379
Meta Mutation Damage Score 0.9533 question?
Coding Region Coverage
  • 1x: 97.4%
  • 3x: 96.8%
  • 10x: 95.1%
  • 20x: 92.0%
Validation Efficiency 98% (85/87)
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: 82 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Aadacl4fm4 A G 4: 144,396,529 (GRCm39) V401A probably benign Het
Abca4 G A 3: 121,904,330 (GRCm39) V794M probably benign Het
Abca4 A T 3: 121,957,479 (GRCm39) T772S probably damaging Het
Acox3 G A 5: 35,765,683 (GRCm39) probably null Het
Adamts17 A G 7: 66,797,463 (GRCm39) N1060S probably damaging Het
Akap8l C T 17: 32,551,457 (GRCm39) R511H probably damaging Het
Als2 T C 1: 59,214,150 (GRCm39) Y1346C probably benign Het
Apol10b A T 15: 77,469,215 (GRCm39) F321I probably benign Het
Atp5pb A G 3: 105,858,905 (GRCm39) probably null Het
Bloc1s5 A G 13: 38,803,060 (GRCm39) probably benign Het
Btbd9 T C 17: 30,553,271 (GRCm39) N397S possibly damaging Het
Cacna1d A G 14: 29,821,153 (GRCm39) V1121A probably benign Het
Cad G A 5: 31,218,295 (GRCm39) V460I probably damaging Het
Caprin2 A T 6: 148,744,619 (GRCm39) D935E probably damaging Het
Ccdc150 A T 1: 54,393,795 (GRCm39) K686N probably benign Het
Ccnt2 T C 1: 127,727,143 (GRCm39) F186L possibly damaging Het
Cd5l G A 3: 87,275,187 (GRCm39) probably null Het
Chrna7 A G 7: 62,749,000 (GRCm39) V494A probably benign Het
Clec2i T G 6: 128,872,388 (GRCm39) Y198* probably null Het
Col22a1 A G 15: 71,879,025 (GRCm39) V44A probably damaging Het
Cspg4 T A 9: 56,794,263 (GRCm39) I666N probably damaging Het
Cyp3a16 A T 5: 145,401,841 (GRCm39) probably null Het
Dlk1 G T 12: 109,424,045 (GRCm39) C102F probably damaging Het
Dscc1 CTGAATGAAT CTGAAT 15: 54,943,572 (GRCm39) probably benign Het
Dscc1 T A 15: 54,947,535 (GRCm39) H215L probably damaging Het
Dus1l C G 11: 120,686,497 (GRCm39) G15R probably benign Het
Eps8l1 G T 7: 4,474,822 (GRCm39) V268L probably benign Het
F2 A C 2: 91,465,251 (GRCm39) C104W probably damaging Het
F5 C A 1: 164,020,104 (GRCm39) Q860K probably benign Het
Fmn2 T C 1: 174,329,832 (GRCm39) L74P unknown Het
Frmd6 G A 12: 70,940,396 (GRCm39) R347Q possibly damaging Het
Gabbr1 T G 17: 37,365,659 (GRCm39) S158A probably damaging Het
Gm6408 A T 5: 146,419,132 (GRCm39) N49I probably damaging Het
Grm1 T A 10: 10,955,610 (GRCm39) T225S possibly damaging Het
Grm8 C T 6: 27,285,866 (GRCm39) V849I possibly damaging Het
Hmcn2 A G 2: 31,204,602 (GRCm39) D59G probably damaging Het
Iars1 G A 13: 49,876,553 (GRCm39) probably null Het
Ifi27l2a C T 12: 103,403,941 (GRCm39) A127V possibly damaging Het
Ikbip A G 10: 90,932,343 (GRCm39) N329S probably damaging Het
Ikbke T C 1: 131,193,614 (GRCm39) T479A probably benign Het
Krt12 T A 11: 99,306,886 (GRCm39) N472I probably damaging Het
Lmnb2 A T 10: 80,743,025 (GRCm39) L193Q probably damaging Het
Lrriq4 T C 3: 30,704,401 (GRCm39) V128A probably benign Het
Map4k4 C A 1: 40,039,917 (GRCm39) probably benign Het
Mtmr7 T C 8: 41,004,852 (GRCm39) T575A probably benign Het
Myh13 G A 11: 67,225,402 (GRCm39) A256T probably benign Het
Napepld A G 5: 21,888,408 (GRCm39) Y14H probably benign Het
Npr1 T C 3: 90,366,644 (GRCm39) T552A probably damaging Het
Nudt15 A G 14: 73,759,087 (GRCm39) F127S probably benign Het
Nwd2 T A 5: 63,965,614 (GRCm39) S1733T probably benign Het
Or11a4 T C 17: 37,536,321 (GRCm39) F102L probably benign Het
Or4c102 A G 2: 88,422,780 (GRCm39) I211V probably benign Het
Or4c10b G A 2: 89,711,473 (GRCm39) G101E probably damaging Het
Or6z1 T G 7: 6,504,440 (GRCm39) I262L probably benign Het
Or8b44 A G 9: 38,410,334 (GRCm39) Y123C probably damaging Het
Paqr7 A T 4: 134,234,409 (GRCm39) I89F probably benign Het
Pidd1 C A 7: 141,019,543 (GRCm39) V706L probably benign Het
Polr3c A T 3: 96,620,911 (GRCm39) I469N probably damaging Het
Ppip5k1 A G 2: 121,179,028 (GRCm39) Y233H probably damaging Het
Psmc3 A G 2: 90,886,340 (GRCm39) T166A possibly damaging Het
Ptchd3 A T 11: 121,733,368 (GRCm39) I753L probably benign Het
Rad21 T C 15: 51,841,566 (GRCm39) K50R probably damaging Het
Rad54b A G 4: 11,604,989 (GRCm39) E479G possibly damaging Het
Rfwd3 C T 8: 112,014,874 (GRCm39) R326Q probably damaging Het
Rgs20 C T 1: 4,980,863 (GRCm39) R154Q probably damaging Het
Sbf1 T C 15: 89,178,628 (GRCm39) D1449G probably damaging Het
Sema4g C T 19: 44,990,044 (GRCm39) R708* probably null Het
Septin9 T C 11: 117,181,254 (GRCm39) I18T probably benign Het
Serpinb6b A G 13: 33,162,041 (GRCm39) E280G probably damaging Het
Slamf6 T C 1: 171,770,154 (GRCm39) probably benign Het
Slc6a21 G A 7: 44,937,158 (GRCm39) W554* probably null Het
Slco1a4 A C 6: 141,758,457 (GRCm39) I518R probably benign Het
Stab1 T A 14: 30,890,373 (GRCm39) Q26L probably benign Het
Stox1 A G 10: 62,503,744 (GRCm39) F104L probably damaging Het
Suco T C 1: 161,662,518 (GRCm39) K638E possibly damaging Het
Synpo T C 18: 60,735,856 (GRCm39) K458E probably damaging Het
Szt2 A T 4: 118,229,565 (GRCm39) W2820R unknown Het
Tmtc1 C A 6: 148,196,116 (GRCm39) G499W probably damaging Het
Tonsl A C 15: 76,522,266 (GRCm39) S242R probably damaging Het
Trpc4 G T 3: 54,102,243 (GRCm39) S47I possibly damaging Het
Zfp106 G A 2: 120,350,909 (GRCm39) R1581C probably benign Het
Zfp27 A G 7: 29,594,801 (GRCm39) L388P 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
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
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'- TACTGCCTGAGTACACTGTACCCC -3'
(R):5'- TTCACCAGTGACTACACATGCATCC -3'

Sequencing Primer
(F):5'- CTGAGTACACTGTACCCCAATAG -3'
(R):5'- cttcttcttcttctccttcttcttc -3'
Posted On 2014-05-23