Incidental Mutation 'R6293:Gcnt2'
ID 508572
Institutional Source Beutler Lab
Gene Symbol Gcnt2
Ensembl Gene ENSMUSG00000021360
Gene Name glucosaminyl (N-acetyl) transferase 2 (I blood group)
Synonyms 5330430K10Rik, IGnTB, IGnT, IGnTA, IGnTC
MMRRC Submission 044462-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.113) question?
Stock # R6293 (G1)
Quality Score 225.009
Status Validated
Chromosome 13
Chromosomal Location 41013417-41114368 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to A at 41072173 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Aspartic acid at position 272 (V272D)
Ref Sequence ENSEMBL: ENSMUSP00000153207 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000067778] [ENSMUST00000069958] [ENSMUST00000110191] [ENSMUST00000225759]
AlphaFold P97402
Predicted Effect probably damaging
Transcript: ENSMUST00000067778
AA Change: V272D

PolyPhen 2 Score 0.992 (Sensitivity: 0.70; Specificity: 0.97)
SMART Domains Protein: ENSMUSP00000066467
Gene: ENSMUSG00000021360
AA Change: V272D

DomainStartEndE-ValueType
transmembrane domain 7 26 N/A INTRINSIC
Pfam:Branch 95 357 4.2e-58 PFAM
low complexity region 377 386 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000069958
SMART Domains Protein: ENSMUSP00000070942
Gene: ENSMUSG00000021360

DomainStartEndE-ValueType
low complexity region 8 21 N/A INTRINSIC
Pfam:Branch 95 357 8.4e-60 PFAM
low complexity region 377 386 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000110191
SMART Domains Protein: ENSMUSP00000105820
Gene: ENSMUSG00000021360

DomainStartEndE-ValueType
transmembrane domain 7 24 N/A INTRINSIC
Pfam:Branch 95 357 5.2e-61 PFAM
low complexity region 377 386 N/A INTRINSIC
Predicted Effect noncoding transcript
Transcript: ENSMUST00000224935
Predicted Effect probably damaging
Transcript: ENSMUST00000225759
AA Change: V272D

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
Meta Mutation Damage Score 0.7872 question?
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.7%
  • 10x: 98.7%
  • 20x: 96.4%
Validation Efficiency 98% (54/55)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes the enzyme responsible for formation of the blood group I antigen. The i and I antigens are distinguished by linear and branched poly-N-acetyllactosaminoglycans, respectively. The encoded protein is the I-branching enzyme, a beta-1,6-N-acetylglucosaminyltransferase responsible for the conversion of fetal i antigen to adult I antigen in erythrocytes during embryonic development. Mutations in this gene have been associated with adult i blood group phenotype. Alternatively spliced transcript variants encoding different isoforms have been described. [provided by RefSeq, Jul 2008]
PHENOTYPE: Mice homozygous for a knock-out allele show hypoactivity, a reduced B cell number, epidermoid cyst formation in male abdominal skin, and impaired renal function with increased blood urea nitrogen and creatinine levels and vacuolization of renal tubular epithelial cells in aging mice. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 54 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca4 A G 3: 121,935,395 (GRCm39) D323G probably damaging Het
Abcb1b T C 5: 8,903,493 (GRCm39) I1048T probably benign Het
Adgra3 G A 5: 50,118,189 (GRCm39) P1120S probably benign Het
Alkbh8 G T 9: 3,347,841 (GRCm39) L211F possibly damaging Het
Ankrd27 T C 7: 35,307,885 (GRCm39) S375P possibly damaging Het
Apoc1 T A 7: 19,425,817 (GRCm39) T68S probably damaging Het
Arfgef2 T A 2: 166,715,508 (GRCm39) Y1318N possibly damaging Het
Camsap2 C A 1: 136,215,658 (GRCm39) R345L probably damaging Het
Ccdc38 C T 10: 93,398,659 (GRCm39) Q46* probably null Het
Cdk12 T A 11: 98,115,379 (GRCm39) M840K unknown Het
Cfap251 A C 5: 123,460,511 (GRCm39) N1158H probably damaging Het
Col12a1 A T 9: 79,521,640 (GRCm39) N2772K probably benign Het
Dthd1 A G 5: 63,000,193 (GRCm39) D505G probably damaging Het
Elf1 C T 14: 79,798,226 (GRCm39) H38Y probably damaging Het
Gm9964 T A 11: 79,187,420 (GRCm39) K9M unknown Het
Gpr155 A G 2: 73,204,341 (GRCm39) S158P possibly damaging Het
Haus5 C T 7: 30,358,401 (GRCm39) W298* probably null Het
Hmcn2 T C 2: 31,225,463 (GRCm39) I124T probably damaging Het
Hydin A G 8: 111,324,543 (GRCm39) S4635G possibly damaging Het
Lrch2 C T X: 146,263,553 (GRCm39) A369T probably damaging Homo
Lrrc8c A G 5: 105,754,612 (GRCm39) Y129C probably damaging Het
Mbtd1 C T 11: 93,823,058 (GRCm39) H493Y possibly damaging Het
Mcm3ap C G 10: 76,307,312 (GRCm39) Y418* probably null Het
Mpdz A G 4: 81,278,293 (GRCm39) L764P probably damaging Het
Myt1l A G 12: 29,877,627 (GRCm39) D426G unknown Het
Ndel1 C T 11: 68,727,101 (GRCm39) R192H probably damaging Het
Nudt21 T C 8: 94,755,506 (GRCm39) D134G probably damaging Het
Nup210l A T 3: 90,022,371 (GRCm39) H113L probably damaging Het
Nxf1 A G 19: 8,746,546 (GRCm39) K586E probably damaging Het
Or2ag15 T C 7: 106,340,613 (GRCm39) H176R probably damaging Het
Or4s2 A G 2: 88,473,624 (GRCm39) E171G possibly damaging Het
Osbpl8 A G 10: 111,108,099 (GRCm39) Y365C possibly damaging Het
Pkd2l2 A G 18: 34,560,497 (GRCm39) Y368C probably damaging Het
Pkn2 A G 3: 142,515,465 (GRCm39) F649L probably benign Het
Pla2g4a T C 1: 149,755,798 (GRCm39) Y205C probably damaging Het
Prex2 A G 1: 11,232,522 (GRCm39) N863S probably benign Het
Prkdc A G 16: 15,605,019 (GRCm39) K2979R probably benign Het
Ptk6 T C 2: 180,840,253 (GRCm39) Y251C probably damaging Het
Rapgef6 T A 11: 54,525,607 (GRCm39) W334R probably damaging Het
Rbm11 A T 16: 75,393,655 (GRCm39) probably null Het
Rhbdl1 A G 17: 26,053,943 (GRCm39) L309P probably damaging Het
Rhbg G A 3: 88,153,133 (GRCm39) R274* probably null Het
Rpp30 A G 19: 36,081,845 (GRCm39) *269W probably null Het
Rsf1 GGCG GGCGACGGCCGCG 7: 97,229,113 (GRCm39) probably benign Homo
Slc44a1 A G 4: 53,561,099 (GRCm39) K605R probably damaging Het
Slco2a1 A G 9: 102,927,346 (GRCm39) S80G probably benign Het
Tmem50b A T 16: 91,380,164 (GRCm39) M71K probably damaging Het
Ttn G A 2: 76,579,673 (GRCm39) T23740M probably damaging Het
Tyro3 A G 2: 119,638,481 (GRCm39) T303A possibly damaging Het
Uba3 A T 6: 97,173,869 (GRCm39) D105E probably damaging Het
Vmn1r21 T C 6: 57,821,255 (GRCm39) D63G probably benign Het
Vstm2b T A 7: 40,549,533 (GRCm39) I63N probably damaging Het
Ylpm1 C G 12: 85,062,051 (GRCm39) P651A unknown Het
Zscan22 T A 7: 12,640,834 (GRCm39) C359* probably null Het
Other mutations in Gcnt2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01523:Gcnt2 APN 13 41,041,339 (GRCm39) missense probably benign 0.06
IGL01693:Gcnt2 APN 13 41,041,549 (GRCm39) missense probably benign
IGL02506:Gcnt2 APN 13 41,040,856 (GRCm39) missense probably benign 0.02
IGL03184:Gcnt2 APN 13 41,041,660 (GRCm39) missense probably benign 0.01
BB001:Gcnt2 UTSW 13 41,072,040 (GRCm39) nonsense probably null
BB011:Gcnt2 UTSW 13 41,072,040 (GRCm39) nonsense probably null
PIT4472001:Gcnt2 UTSW 13 41,071,413 (GRCm39) missense probably benign 0.39
R0358:Gcnt2 UTSW 13 41,014,329 (GRCm39) missense probably damaging 0.99
R0734:Gcnt2 UTSW 13 41,013,997 (GRCm39) missense probably benign 0.00
R1863:Gcnt2 UTSW 13 41,014,577 (GRCm39) missense possibly damaging 0.95
R3103:Gcnt2 UTSW 13 41,072,082 (GRCm39) missense probably benign 0.00
R3156:Gcnt2 UTSW 13 41,014,654 (GRCm39) missense probably benign 0.36
R3893:Gcnt2 UTSW 13 41,013,922 (GRCm39) missense probably benign 0.14
R4134:Gcnt2 UTSW 13 41,041,283 (GRCm39) missense probably damaging 1.00
R4135:Gcnt2 UTSW 13 41,041,283 (GRCm39) missense probably damaging 1.00
R4279:Gcnt2 UTSW 13 41,041,666 (GRCm39) missense probably benign 0.17
R4422:Gcnt2 UTSW 13 41,014,001 (GRCm39) nonsense probably null
R4599:Gcnt2 UTSW 13 41,040,966 (GRCm39) missense probably benign
R4618:Gcnt2 UTSW 13 41,111,670 (GRCm39) nonsense probably null
R4908:Gcnt2 UTSW 13 41,014,210 (GRCm39) missense probably damaging 1.00
R5123:Gcnt2 UTSW 13 41,071,831 (GRCm39) missense probably damaging 0.99
R5291:Gcnt2 UTSW 13 41,072,268 (GRCm39) missense probably damaging 1.00
R5437:Gcnt2 UTSW 13 41,014,652 (GRCm39) missense probably damaging 1.00
R5463:Gcnt2 UTSW 13 41,071,650 (GRCm39) missense possibly damaging 0.80
R5471:Gcnt2 UTSW 13 41,014,195 (GRCm39) missense probably damaging 1.00
R5472:Gcnt2 UTSW 13 41,107,055 (GRCm39) missense probably benign 0.30
R5493:Gcnt2 UTSW 13 41,107,076 (GRCm39) missense possibly damaging 0.70
R5586:Gcnt2 UTSW 13 41,014,429 (GRCm39) missense probably damaging 1.00
R5695:Gcnt2 UTSW 13 41,071,675 (GRCm39) missense probably benign 0.03
R6244:Gcnt2 UTSW 13 41,014,717 (GRCm39) missense probably damaging 1.00
R7036:Gcnt2 UTSW 13 41,041,032 (GRCm39) frame shift probably null
R7077:Gcnt2 UTSW 13 41,013,896 (GRCm39) missense probably benign
R7432:Gcnt2 UTSW 13 41,040,688 (GRCm39) intron probably benign
R7474:Gcnt2 UTSW 13 41,111,733 (GRCm39) missense probably damaging 1.00
R7508:Gcnt2 UTSW 13 41,041,157 (GRCm39) missense probably benign 0.02
R7599:Gcnt2 UTSW 13 41,014,343 (GRCm39) nonsense probably null
R7678:Gcnt2 UTSW 13 41,107,195 (GRCm39) missense probably benign 0.01
R7806:Gcnt2 UTSW 13 41,071,717 (GRCm39) missense probably damaging 1.00
R7808:Gcnt2 UTSW 13 41,014,338 (GRCm39) missense possibly damaging 0.81
R7909:Gcnt2 UTSW 13 41,013,926 (GRCm39) missense probably benign 0.00
R7924:Gcnt2 UTSW 13 41,072,040 (GRCm39) nonsense probably null
R8110:Gcnt2 UTSW 13 41,071,198 (GRCm39) start gained probably benign
R8287:Gcnt2 UTSW 13 41,014,108 (GRCm39) missense probably damaging 1.00
R8782:Gcnt2 UTSW 13 41,072,229 (GRCm39) missense probably damaging 0.98
R8956:Gcnt2 UTSW 13 41,041,204 (GRCm39) missense probably benign 0.30
R9225:Gcnt2 UTSW 13 41,014,336 (GRCm39) missense probably damaging 1.00
R9357:Gcnt2 UTSW 13 41,041,732 (GRCm39) missense possibly damaging 0.92
Z1088:Gcnt2 UTSW 13 41,072,115 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- TATGTCCTCAACACCTGCG -3'
(R):5'- CCATTTGCAATCTACAAAGAAAGACGG -3'

Sequencing Primer
(F):5'- GGGCAGGACTTCCCTTTGAAAAC -3'
(R):5'- ATCTACAAAGAAAGACGGAGTAAAC -3'
Posted On 2018-03-15