Incidental Mutation 'R5471:Gcnt2'
ID 433833
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 043032-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.110) question?
Stock # R5471 (G1)
Quality Score 225
Status Validated
Chromosome 13
Chromosomal Location 41013417-41114368 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 41014195 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Tyrosine to Cysteine at position 122 (Y122C)
Ref Sequence ENSEMBL: ENSMUSP00000105820 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000110191]
AlphaFold P97402
Predicted Effect probably damaging
Transcript: ENSMUST00000110191
AA Change: Y122C

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000105820
Gene: ENSMUSG00000021360
AA Change: Y122C

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
Meta Mutation Damage Score 0.9007 question?
Coding Region Coverage
  • 1x: 98.2%
  • 3x: 97.3%
  • 10x: 95.1%
  • 20x: 90.5%
Validation Efficiency 96% (67/70)
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: 52 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acsm1 C T 7: 119,259,829 (GRCm39) H493Y probably damaging Het
Alox12e T C 11: 70,210,850 (GRCm39) I290V probably benign Het
Ankfy1 T A 11: 72,619,617 (GRCm39) N163K probably benign Het
Baiap2l1 T G 5: 144,218,951 (GRCm39) N219T probably benign Het
Cd72 T C 4: 43,448,345 (GRCm39) I312V probably benign Het
Cfap54 A T 10: 92,864,522 (GRCm39) M139K probably damaging Het
Clec4n T A 6: 123,209,145 (GRCm39) M70K probably benign Het
Cmklr2 A C 1: 63,223,058 (GRCm39) V59G probably damaging Het
Cwh43 T A 5: 73,565,574 (GRCm39) C46* probably null Het
Cyp1a2 A T 9: 57,586,303 (GRCm39) I405N probably damaging Het
Dlc1 G T 8: 37,051,879 (GRCm39) S617R probably benign Het
Eif2ak4 A G 2: 118,304,613 (GRCm39) N1546S probably benign Het
Elmo1 A G 13: 20,756,555 (GRCm39) I548V probably benign Het
Exoc6 A G 19: 37,588,065 (GRCm39) D566G probably benign Het
Fam20b T C 1: 156,533,299 (GRCm39) T106A probably damaging Het
Fam83h T C 15: 75,874,752 (GRCm39) T862A probably benign Het
Fgfr1op2 A T 6: 146,498,860 (GRCm39) probably null Het
Gm11992 A T 11: 9,018,333 (GRCm39) probably null Het
Gm5114 C A 7: 39,058,534 (GRCm39) E362* probably null Het
Gm815 A G 19: 26,865,769 (GRCm39) T96A unknown Het
Gm8674 A G 13: 50,054,849 (GRCm39) noncoding transcript Het
Gnat3 T A 5: 18,196,322 (GRCm39) I56N probably damaging Het
Igkv1-133 T C 6: 67,702,531 (GRCm39) V83A probably benign Het
Mrgprb8 T A 7: 48,038,471 (GRCm39) N47K probably damaging Het
Nav2 A G 7: 49,197,917 (GRCm39) D1182G probably damaging Het
Neto2 T C 8: 86,367,389 (GRCm39) T480A probably benign Het
Npnt T G 3: 132,620,148 (GRCm39) N115T probably benign Het
Nr1h5 T C 3: 102,856,442 (GRCm39) N279S possibly damaging Het
Ntrk2 T C 13: 59,019,574 (GRCm39) V395A probably benign Het
Or2ak6 T C 11: 58,593,151 (GRCm39) L208S probably damaging Het
Or5ac23 T G 16: 59,148,994 (GRCm39) N293H probably damaging Het
Or6c1 A G 10: 129,517,925 (GRCm39) S228P probably damaging Het
Padi2 A G 4: 140,660,519 (GRCm39) K333R possibly damaging Het
Pira1 T A 7: 3,738,514 (GRCm39) I621F probably benign Het
Ptgis C A 2: 167,066,039 (GRCm39) M130I probably benign Het
Ptpn4 A T 1: 119,693,649 (GRCm39) Y124* probably null Het
Saal1 C T 7: 46,349,072 (GRCm39) V281M probably benign Het
Saxo1 G A 4: 86,363,961 (GRCm39) T174I probably damaging Het
Slc7a12 G A 3: 14,545,935 (GRCm39) V27M probably damaging Het
Slco4c1 C A 1: 96,799,770 (GRCm39) R22L probably benign Het
Slfn9 T G 11: 82,873,613 (GRCm39) Q430P possibly damaging Het
Slit2 T A 5: 48,346,897 (GRCm39) N246K probably damaging Het
Stox2 G T 8: 47,646,548 (GRCm39) T304K probably damaging Het
Tmem87b T G 2: 128,693,240 (GRCm39) F542V possibly damaging Het
Topaz1 T G 9: 122,620,481 (GRCm39) probably null Het
Trappc12 G A 12: 28,741,499 (GRCm39) R737W probably damaging Het
Trim9 A G 12: 70,393,566 (GRCm39) I126T possibly damaging Het
Txnl1 A G 18: 63,809,997 (GRCm39) C149R probably damaging Het
Ubald1 G A 16: 4,693,705 (GRCm39) T70M probably damaging Het
Vash1 G A 12: 86,735,902 (GRCm39) V263M possibly damaging Het
Vsx1 T C 2: 150,524,986 (GRCm39) T343A probably benign Het
Zfp397 A G 18: 24,093,081 (GRCm39) N189D probably benign 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
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
R6293:Gcnt2 UTSW 13 41,072,173 (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'- CTGCTTGCAGATGTTCAGTG -3'
(R):5'- CTTGGAGGCCACCAGATCTTTC -3'

Sequencing Primer
(F):5'- GGGAGAGTTTTTATACAGCGGAC -3'
(R):5'- CATGCAGTTCAGATCAGCTTG -3'
Posted On 2016-10-06