Incidental Mutation 'R9140:Galc'
ID 694308
Institutional Source Beutler Lab
Gene Symbol Galc
Ensembl Gene ENSMUSG00000021003
Gene Name galactosylceramidase
Synonyms 2310068B06Rik, Gacy, A930008M05Rik, galactocerebrosidase
MMRRC Submission 068972-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R9140 (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 98173673 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Threonine to Alanine at position 630 (T630A)
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: T630A

PolyPhen 2 Score 0.548 (Sensitivity: 0.88; Specificity: 0.91)
SMART Domains Protein: ENSMUSP00000021390
Gene: ENSMUSG00000021003
AA Change: T630A

DomainStartEndE-ValueType
Pfam:Glyco_hydro_59 17 684 N/A PFAM
Predicted Effect
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.7%
  • 20x: 99.1%
Validation Efficiency 100% (69/69)
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
Actl9 A T 17: 33,652,170 (GRCm39) I77F possibly damaging Het
Adgb G A 10: 10,216,263 (GRCm39) R1509* probably null Het
Ago1 C A 4: 126,336,977 (GRCm39) V547L probably benign Het
Arhgap21 T A 2: 20,886,025 (GRCm39) Y394F probably damaging Het
C1qa A C 4: 136,623,553 (GRCm39) I217S probably damaging Het
Cacna1b T A 2: 24,525,224 (GRCm39) I1651F probably damaging Het
Car8 T C 4: 8,183,270 (GRCm39) T242A probably benign Het
Ccdc121rt3 A T 5: 112,502,723 (GRCm39) L327Q probably damaging Het
Ccn4 G A 15: 66,791,157 (GRCm39) V320M probably damaging Het
Chrnb4 G A 9: 54,941,955 (GRCm39) H440Y Het
Cic T C 7: 24,985,165 (GRCm39) V1137A probably damaging Het
Ctdp1 C T 18: 80,484,043 (GRCm39) probably null Het
Cyp3a16 G C 5: 145,406,434 (GRCm39) A6G unknown Het
Ddhd1 A C 14: 45,894,918 (GRCm39) L184R probably benign Het
Dnttip1 A G 2: 164,596,082 (GRCm39) D109G possibly damaging Het
Dsc3 T A 18: 20,122,616 (GRCm39) M103L probably benign Het
Dusp9 TAAAGCGGAGGCCAAAGCGGAGGCCAAAGCGGAGGCTAAAGCGGAGGCCAAAGCGGAGGCCAAAGCGGAGGCCAAAGCGGAGGCTAAAGCGGAGGCCAAAGCGGAGGCCAAAG TAAAGCGGAGGCCAAAGCGGAGGCCAAAGCGGAGGCTAAAGCGGAGGCCAAAGCGGAGGCCAAAG X: 72,684,217 (GRCm39) probably benign Het
Elapor2 T C 5: 9,449,226 (GRCm39) V118A probably benign Het
Eya2 T C 2: 165,608,977 (GRCm39) L439S probably damaging Het
Eya3 A G 4: 132,428,411 (GRCm39) N311S possibly damaging Het
Fam151a C T 4: 106,605,344 (GRCm39) R569* probably null Het
Fer1l5 A G 1: 36,460,047 (GRCm39) probably benign Het
Fnbp4 A G 2: 90,576,077 (GRCm39) T93A unknown Het
Fosl2 T C 5: 32,310,042 (GRCm39) S164P probably damaging Het
Gm5916 G T 9: 36,031,982 (GRCm39) Q101K unknown Het
Gm7138 A T 10: 77,612,682 (GRCm39) probably benign Het
Habp2 A G 19: 56,307,934 (GRCm39) K474R probably benign Het
Ibtk A G 9: 85,617,114 (GRCm39) F153L probably damaging Het
Idh2 TCCCAGG T 7: 79,748,079 (GRCm39) probably benign Het
Jup C T 11: 100,270,391 (GRCm39) C372Y probably damaging Het
Kirrel3 C T 9: 34,924,596 (GRCm39) A268V probably benign Het
Kprp G T 3: 92,732,458 (GRCm39) Y197* probably null Het
Kri1 C T 9: 21,187,434 (GRCm39) R471H Het
Krt17 C A 11: 100,148,476 (GRCm39) A322S possibly damaging Het
Leng9 A T 7: 4,152,657 (GRCm39) D6E probably benign Het
Macf1 A T 4: 123,367,855 (GRCm39) I2302K possibly damaging Het
Manba G A 3: 135,191,490 (GRCm39) V17M probably benign Het
Mical2 A G 7: 112,006,826 (GRCm39) K582E probably damaging Het
Mknk2 A G 10: 80,507,427 (GRCm39) V102A probably benign Het
Myh1 G A 11: 67,100,089 (GRCm39) G636D probably benign Het
Or51q1c A G 7: 103,653,322 (GRCm39) N280S probably damaging Het
P2rx7 G A 5: 122,790,789 (GRCm39) probably null Het
Pcmt1 A G 10: 7,514,678 (GRCm39) *177R probably null Het
Pla2r1 T C 2: 60,271,455 (GRCm39) K959R probably benign Het
Plat A G 8: 23,270,562 (GRCm39) D493G probably damaging Het
Prr30 A G 14: 101,436,430 (GRCm39) L44P probably benign Het
Ptx4 T C 17: 25,344,180 (GRCm39) C477R probably damaging Het
Pus10 A G 11: 23,622,625 (GRCm39) S82G probably benign Het
Pygo1 A G 9: 72,852,988 (GRCm39) T392A probably benign Het
Rad54b C A 4: 11,610,386 (GRCm39) L668I probably damaging Het
Rdh19 A C 10: 127,692,830 (GRCm39) M166L Het
Retnlg C A 16: 48,693,288 (GRCm39) Q22K possibly damaging Het
Rfc3 G T 5: 151,568,141 (GRCm39) T249K probably benign Het
Rgs16 T A 1: 153,619,381 (GRCm39) V129E probably damaging Het
Rptn T A 3: 93,303,445 (GRCm39) Y259* probably null Het
Sema6a T C 18: 47,415,009 (GRCm39) N427S probably benign Het
Slc7a13 T C 4: 19,819,487 (GRCm39) I229T possibly damaging Het
Slitrk3 A T 3: 72,957,792 (GRCm39) Y327N probably benign Het
Smtnl2 A G 11: 72,290,793 (GRCm39) L384P probably damaging Het
Stil G T 4: 114,864,449 (GRCm39) V117F probably damaging Het
Tada1 T C 1: 166,216,177 (GRCm39) V126A probably benign Het
Tasor2 G A 13: 3,638,441 (GRCm39) T430I probably benign Het
Tmem30c T C 16: 57,090,482 (GRCm39) I242V probably damaging Het
Tnnt2 T A 1: 135,768,635 (GRCm39) V8E Het
Ttn A G 2: 76,774,240 (GRCm39) V2268A unknown Het
Uspl1 G T 5: 149,150,290 (GRCm39) A497S possibly damaging Het
Vmn2r1 A T 3: 63,997,465 (GRCm39) N374Y probably benign Het
Vmn2r27 A G 6: 124,169,207 (GRCm39) F641S probably damaging Het
Vmn2r52 T A 7: 9,892,643 (GRCm39) Y832F probably damaging Het
Zfp748 C T 13: 67,689,073 (GRCm39) C729Y 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
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
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'- GCCATACACCTCCATGCTATG -3'
(R):5'- TGTAGCTGAACGAGGGATTTTC -3'

Sequencing Primer
(F):5'- CCATGCTATGGGTGGATGTC -3'
(R):5'- ACGAGGGATTTTCCTTTTAAGTCAG -3'
Posted On 2022-01-20