Incidental Mutation 'R6196:Galc'
ID 502939
Institutional Source Beutler Lab
Gene Symbol Galc
Ensembl Gene ENSMUSG00000021003
Gene Name galactosylceramidase
Synonyms 2310068B06Rik, Gacy, A930008M05Rik, galactocerebrosidase
MMRRC Submission 044336-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R6196 (G1)
Quality Score 218.009
Status Not validated
Chromosome 12
Chromosomal Location 98168553-98225718 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 98225421 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Aspartic acid to Glutamic Acid at position 56 (D56E)
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: D56E

PolyPhen 2 Score 0.995 (Sensitivity: 0.68; Specificity: 0.97)
SMART Domains Protein: ENSMUSP00000021390
Gene: ENSMUSG00000021003
AA Change: D56E

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 0.6467 question?
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.6%
  • 20x: 98.8%
Validation Efficiency 96% (55/57)
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: 55 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4933405L10Rik A T 8: 106,436,554 (GRCm39) H241L possibly damaging Het
Acap1 T C 11: 69,777,893 (GRCm39) D115G probably damaging Het
Acvr2b T C 9: 119,262,469 (GRCm39) V510A possibly damaging Het
Acyp2 C T 11: 30,456,354 (GRCm39) E98K possibly damaging Het
Agr2 A T 12: 36,045,591 (GRCm39) K26* probably null Het
Aox4 T A 1: 58,256,685 (GRCm39) I69N probably damaging Het
Asb4 G A 6: 5,390,699 (GRCm39) G31R probably benign Het
Atp6v1c2 C A 12: 17,351,187 (GRCm39) E105* probably null Het
Bend6 A G 1: 33,917,509 (GRCm39) Y44H probably damaging Het
Bltp3b T G 10: 89,641,195 (GRCm39) S789A probably benign Het
Btn2a2 C T 13: 23,672,015 (GRCm39) V25M possibly damaging Het
Cab39l T A 14: 59,737,039 (GRCm39) L53Q probably damaging Het
Cc2d1b C T 4: 108,490,422 (GRCm39) R825W probably damaging Het
Cdc14b C T 13: 64,353,338 (GRCm39) probably benign Het
Cenpu A G 8: 47,015,615 (GRCm39) R177G probably benign Het
Chit1 C A 1: 134,074,381 (GRCm39) Y229* probably null Het
Crybg2 C A 4: 133,808,450 (GRCm39) S1350R probably damaging Het
Ctdspl2 A G 2: 121,809,373 (GRCm39) probably null Het
Ctsr A T 13: 61,308,345 (GRCm39) H266Q probably benign Het
Dynlt5 A G 4: 102,849,766 (GRCm39) E63G possibly damaging Het
Efcab3 T G 11: 104,746,386 (GRCm39) I2279S probably benign Het
Extl3 T A 14: 65,313,584 (GRCm39) M533L probably benign Het
Fam162b C A 10: 51,463,506 (GRCm39) probably null Het
Fbxo28 T C 1: 182,157,454 (GRCm39) K121R probably damaging Het
Fsip2 A C 2: 82,820,227 (GRCm39) E5320A possibly damaging Het
Gm5468 A G 15: 25,414,481 (GRCm39) probably benign Het
Hk1 T A 10: 62,135,038 (GRCm39) H24L probably damaging Het
Igkv5-43 A G 6: 69,752,965 (GRCm39) V39A possibly damaging Het
Lemd2 G A 17: 27,411,976 (GRCm39) Q439* probably null Het
Lgi1 A G 19: 38,294,257 (GRCm39) N295S probably benign Het
Macc1 T G 12: 119,409,785 (GRCm39) S184R probably damaging Het
Msmo1 A G 8: 65,180,918 (GRCm39) probably benign Het
Muc5b C A 7: 141,405,333 (GRCm39) R914S unknown Het
Or10d1 G A 9: 39,483,776 (GRCm39) P260S possibly damaging Het
Or1e16 G A 11: 73,286,299 (GRCm39) A183V probably benign Het
Or1e17 G A 11: 73,831,635 (GRCm39) A188T possibly damaging Het
Or4k2 C A 14: 50,424,135 (GRCm39) D180Y probably damaging Het
Or5b110-ps1 A G 19: 13,260,290 (GRCm39) I44T probably benign Het
Plekha5 T C 6: 140,525,179 (GRCm39) S14P probably benign Het
Pus10 A G 11: 23,622,638 (GRCm39) K86R probably benign Het
Rab37 T C 11: 115,051,132 (GRCm39) V147A probably benign Het
Sin3a T A 9: 57,011,213 (GRCm39) I490N probably damaging Het
Slc27a4 A G 2: 29,695,762 (GRCm39) D99G probably benign Het
Slc43a2 C T 11: 75,459,206 (GRCm39) R413* probably null Het
Syna G T 5: 134,588,466 (GRCm39) T161N probably benign Het
T A G 17: 8,655,996 (GRCm39) D86G possibly damaging Het
Tanc1 G A 2: 59,674,366 (GRCm39) E1817K possibly damaging Het
Tap2 C A 17: 34,433,384 (GRCm39) Q516K possibly damaging Het
Tcaf1 A T 6: 42,653,741 (GRCm39) D717E probably damaging Het
Tcf20 G T 15: 82,736,187 (GRCm39) Q1755K possibly damaging Het
Top2b T G 14: 16,409,189 (GRCm38) I777M probably damaging Het
Trpm7 G A 2: 126,667,559 (GRCm39) P811S possibly damaging Het
Vmn2r59 A G 7: 41,661,679 (GRCm39) V712A probably benign Het
Vwc2l T A 1: 70,768,180 (GRCm39) D34E probably damaging Het
Wdr35 A G 12: 9,077,632 (GRCm39) K1091E probably benign 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
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'- CATTGCAATCTAACCGCCAG -3'
(R):5'- CCCTCACTTAAGATGGCGAAAG -3'

Sequencing Primer
(F):5'- AGCCCGGGTTCATCTCAC -3'
(R):5'- CGCTCTTCTTCCTCAGGGAG -3'
Posted On 2018-02-27