Incidental Mutation 'R8287:Gcnt2'
ID 638498
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 067709-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.113) question?
Stock # R8287 (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 C at 41014108 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Phenylalanine to Serine at position 93 (F93S)
Ref Sequence ENSEMBL: ENSMUSP00000105820 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000110191]
AlphaFold P97402
Predicted Effect probably damaging
Transcript: ENSMUST00000110191
AA Change: F93S

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000105820
Gene: ENSMUSG00000021360
AA Change: F93S

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
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.7%
  • 20x: 99.1%
Validation Efficiency 100% (27/27)
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: 27 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Actn1 A G 12: 80,220,852 (GRCm39) probably null Het
Apcs T G 1: 172,721,814 (GRCm39) L177F possibly damaging Het
Arsa G T 15: 89,357,593 (GRCm39) H457N probably benign Het
Atg10 A T 13: 91,170,799 (GRCm39) probably benign Het
Blnk T C 19: 40,917,735 (GRCm39) Y419C probably damaging Het
Cdon A G 9: 35,375,225 (GRCm39) D417G probably benign Het
Cntnap4 T C 8: 113,585,775 (GRCm39) S1133P probably damaging Het
Cops2 T A 2: 125,701,037 (GRCm39) probably benign Het
Cyp2c40 T A 19: 39,755,899 (GRCm39) M472L probably damaging Het
Dlg5 T A 14: 24,214,453 (GRCm39) Q379L probably benign Het
Dnah12 A G 14: 26,534,560 (GRCm39) I2019V probably benign Het
Dock7 T C 4: 98,866,157 (GRCm39) Y1241C unknown Het
Dock8 T C 19: 25,107,825 (GRCm39) Y852H probably damaging Het
Fcrlb T A 1: 170,739,653 (GRCm39) Y83F probably damaging Het
Foxj2 G A 6: 122,805,226 (GRCm39) A33T possibly damaging Het
Gm14180 A G 11: 99,625,068 (GRCm39) S17P unknown Het
Gucy1b2 T C 14: 62,649,265 (GRCm39) Q437R probably damaging Het
Hyou1 A G 9: 44,299,430 (GRCm39) D707G probably benign Het
Ncam2 A G 16: 81,323,883 (GRCm39) Q509R probably benign Het
Npsr1 T C 9: 24,201,258 (GRCm39) V214A probably damaging Het
Or8g51 T C 9: 38,609,633 (GRCm39) T14A probably benign Het
Slc50a1 G A 3: 89,177,710 (GRCm39) probably null Het
Speg T A 1: 75,398,880 (GRCm39) M2109K probably benign Het
Stxbp5 T C 10: 9,660,129 (GRCm39) H722R probably benign Het
Vmn2r19 A G 6: 123,308,588 (GRCm39) N555S probably damaging Het
Xrcc1 G A 7: 24,271,703 (GRCm39) R562H probably damaging Het
Zscan18 T G 7: 12,509,298 (GRCm39) K67N unknown 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
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
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'- GGGCGGTTTCCAATATTTCAGTC -3'
(R):5'- AGTTCAGATCAGCTTGGAGCC -3'

Sequencing Primer
(F):5'- TCAGTCTTAGCGGAAGTCTGC -3'
(R):5'- TCCATCCTAGAGGCCAGGAAG -3'
Posted On 2020-07-28