Incidental Mutation 'R2972:Ugt8a'
ID 255239
Institutional Source Beutler Lab
Gene Symbol Ugt8a
Ensembl Gene ENSMUSG00000032854
Gene Name UDP galactosyltransferase 8A
Synonyms Ugt8, Cgt, mCerGT
Accession Numbers
Essential gene? Probably essential (E-score: 0.804) question?
Stock # R2972 (G1)
Quality Score 225
Status Not validated
Chromosome 3
Chromosomal Location 125658920-125732268 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 125708957 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Histidine to Arginine at position 51 (H51R)
Ref Sequence ENSEMBL: ENSMUSP00000143605 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000057944] [ENSMUST00000198610]
AlphaFold Q64676
Predicted Effect probably benign
Transcript: ENSMUST00000057944
AA Change: H51R

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000050852
Gene: ENSMUSG00000032854
AA Change: H51R

DomainStartEndE-ValueType
Pfam:UDPGT 21 510 4.2e-121 PFAM
Pfam:Glyco_tran_28_C 326 437 6.4e-9 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000196481
Predicted Effect probably benign
Transcript: ENSMUST00000198610
AA Change: H51R

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000143605
Gene: ENSMUSG00000032854
AA Change: H51R

DomainStartEndE-ValueType
Pfam:UDPGT 21 510 4.2e-121 PFAM
Pfam:Glyco_tran_28_C 326 437 6.4e-9 PFAM
Meta Mutation Damage Score 0.0701 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.4%
  • 20x: 95.5%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The protein encoded by this gene belongs to the UDP-glycosyltransferase family. It catalyzes the transfer of galactose to ceramide, a key enzymatic step in the biosynthesis of galactocerebrosides, which are abundant sphingolipids of the myelin membrane of the central and peripheral nervous systems. Alternatively spliced transcript variants have been found for this gene. [provided by RefSeq, Sep 2011]
PHENOTYPE: Mutants fail to make galactolipid galactocerebroside and its sulfated derivative that are normal myelin constituents. Mutants have tremors, ataxia, progressive hindlimb paralysis and vacuole formation in ventral spinal cord due to abnormal myelin sheath. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 25 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
BC048507 T C 13: 68,011,749 (GRCm39) I42T probably benign Het
Card9 C T 2: 26,247,222 (GRCm39) R309H probably damaging Het
Clec14a T A 12: 58,314,360 (GRCm39) R421W probably damaging Het
Crnkl1 A G 2: 145,774,181 (GRCm39) L94P probably benign Het
D930007J09Rik C T 13: 32,986,742 (GRCm39) probably benign Het
Dhrs7c T A 11: 67,706,697 (GRCm39) I285N possibly damaging Het
Golga2 A G 2: 32,195,671 (GRCm39) N752S probably benign Het
Klrb1-ps1 A G 6: 129,096,719 (GRCm39) noncoding transcript Het
Nin G A 12: 70,109,487 (GRCm39) R151C probably damaging Het
Nsun6 A C 2: 15,042,883 (GRCm39) probably null Het
Nyap2 C T 1: 81,169,485 (GRCm39) R81* probably null Het
Or1n2 G A 2: 36,797,416 (GRCm39) V153M probably benign Het
Or4a69 G T 2: 89,313,120 (GRCm39) R120S possibly damaging Het
Pkhd1l1 T A 15: 44,410,644 (GRCm39) M2717K possibly damaging Het
Ralgapa1 T C 12: 55,867,540 (GRCm39) K5E possibly damaging Het
Rnf130 T A 11: 49,984,627 (GRCm39) L309* probably null Het
Rsf1 ATGGCG ATGGCGACGGTGGCG 7: 97,229,111 (GRCm39) probably benign Het
Rxrg G A 1: 167,466,715 (GRCm39) R422H probably damaging Het
Serpinb9e T A 13: 33,439,126 (GRCm39) V184E probably benign Het
Slc10a5 A T 3: 10,399,517 (GRCm39) I381N probably damaging Het
Slit1 G A 19: 41,599,455 (GRCm39) P1032L probably benign Het
Sptlc3 A G 2: 139,431,581 (GRCm39) T368A probably damaging Het
Ubr4 T C 4: 139,133,847 (GRCm39) Y748H probably benign Het
Vmn2r117 A G 17: 23,678,830 (GRCm39) V798A probably damaging Het
Vmn2r77 T C 7: 86,452,893 (GRCm39) Y537H probably benign Het
Other mutations in Ugt8a
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00264:Ugt8a APN 3 125,708,285 (GRCm39) critical splice donor site probably null
IGL01934:Ugt8a APN 3 125,708,424 (GRCm39) missense probably benign 0.18
IGL02435:Ugt8a APN 3 125,660,969 (GRCm39) missense probably benign 0.00
IGL03050:Ugt8a UTSW 3 125,669,139 (GRCm39) missense possibly damaging 0.63
R0041:Ugt8a UTSW 3 125,708,739 (GRCm39) missense probably benign 0.00
R0453:Ugt8a UTSW 3 125,708,606 (GRCm39) missense probably benign 0.03
R1314:Ugt8a UTSW 3 125,665,397 (GRCm39) missense probably benign 0.00
R1544:Ugt8a UTSW 3 125,709,098 (GRCm39) missense probably benign 0.06
R1566:Ugt8a UTSW 3 125,669,207 (GRCm39) missense probably damaging 0.96
R1770:Ugt8a UTSW 3 125,667,852 (GRCm39) missense probably benign 0.11
R2126:Ugt8a UTSW 3 125,669,195 (GRCm39) missense probably damaging 0.98
R2973:Ugt8a UTSW 3 125,708,957 (GRCm39) missense probably benign
R3547:Ugt8a UTSW 3 125,661,031 (GRCm39) nonsense probably null
R3906:Ugt8a UTSW 3 125,708,631 (GRCm39) missense possibly damaging 0.95
R3907:Ugt8a UTSW 3 125,708,631 (GRCm39) missense possibly damaging 0.95
R4032:Ugt8a UTSW 3 125,667,807 (GRCm39) missense probably damaging 1.00
R5235:Ugt8a UTSW 3 125,661,129 (GRCm39) missense probably damaging 1.00
R5890:Ugt8a UTSW 3 125,669,202 (GRCm39) missense probably benign 0.01
R6790:Ugt8a UTSW 3 125,665,340 (GRCm39) missense possibly damaging 0.93
R6937:Ugt8a UTSW 3 125,709,250 (GRCm39) start gained probably benign
R7298:Ugt8a UTSW 3 125,709,065 (GRCm39) missense probably benign 0.30
R8730:Ugt8a UTSW 3 125,732,105 (GRCm39) start gained probably benign
R9211:Ugt8a UTSW 3 125,661,130 (GRCm39) missense probably damaging 1.00
R9385:Ugt8a UTSW 3 125,665,263 (GRCm39) missense probably benign
R9649:Ugt8a UTSW 3 125,708,338 (GRCm39) missense probably damaging 0.99
R9666:Ugt8a UTSW 3 125,708,957 (GRCm39) missense probably benign
R9762:Ugt8a UTSW 3 125,708,900 (GRCm39) missense probably damaging 0.98
Predicted Primers PCR Primer
(F):5'- TTGCCAACCATCATGTCACAATTC -3'
(R):5'- GAATGGCCACCCTCTATAATGTTC -3'

Sequencing Primer
(F):5'- AGTATAGTGATCCAGTATGTCAACC -3'
(R):5'- GGCCACCCTCTATAATGTTCTAAGTC -3'
Posted On 2014-12-29