Incidental Mutation 'R3943:Gnptab'
ID 307549
Institutional Source Beutler Lab
Gene Symbol Gnptab
Ensembl Gene ENSMUSG00000035311
Gene Name N-acetylglucosamine-1-phosphate transferase, alpha and beta subunits
Synonyms EG432486
MMRRC Submission 040924-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.924) question?
Stock # R3943 (G1)
Quality Score 225
Status Validated
Chromosome 10
Chromosomal Location 88214996-88283186 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to T at 88269756 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Leucine at position 820 (V820L)
Ref Sequence ENSEMBL: ENSMUSP00000020251 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000020251] [ENSMUST00000151273]
AlphaFold Q69ZN6
Predicted Effect probably benign
Transcript: ENSMUST00000020251
AA Change: V820L

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000020251
Gene: ENSMUSG00000035311
AA Change: V820L

DomainStartEndE-ValueType
transmembrane domain 20 42 N/A INTRINSIC
Pfam:Stealth_CR1 73 101 6.6e-14 PFAM
Pfam:Stealth_CR2 322 429 8.8e-49 PFAM
NL 431 469 3.82e-7 SMART
low complexity region 480 490 N/A INTRINSIC
NL 498 536 2.37e-2 SMART
DMAP_binding 699 813 6.14e-38 SMART
Pfam:Stealth_CR3 934 982 2.9e-21 PFAM
Pfam:Stealth_CR4 1117 1173 7.9e-28 PFAM
transmembrane domain 1192 1214 N/A INTRINSIC
Predicted Effect noncoding transcript
Transcript: ENSMUST00000132738
Predicted Effect noncoding transcript
Transcript: ENSMUST00000141343
Predicted Effect probably benign
Transcript: ENSMUST00000151273
SMART Domains Protein: ENSMUSP00000118025
Gene: ENSMUSG00000035311

DomainStartEndE-ValueType
transmembrane domain 13 35 N/A INTRINSIC
Predicted Effect noncoding transcript
Transcript: ENSMUST00000155306
Meta Mutation Damage Score 0.0898 question?
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.7%
  • 10x: 97.5%
  • 20x: 95.7%
Validation Efficiency 98% (49/50)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes two of three subunit types of the membrane-bound enzyme N-acetylglucosamine-1-phosphotransferase, a heterohexameric complex composed of two alpha, two beta, and two gamma subunits. The encoded protein is proteolytically cleaved at the Lys928-Asp929 bond to yield mature alpha and beta polypeptides while the gamma subunits are the product of a distinct gene (GeneID 84572). In the Golgi apparatus, the heterohexameric complex catalyzes the first step in the synthesis of mannose 6-phosphate recognition markers on certain oligosaccharides of newly synthesized lysosomal enzymes. These recognition markers are essential for appropriate trafficking of lysosomal enzymes. Mutations in this gene have been associated with both mucolipidosis II and mucolipidosis IIIA.[provided by RefSeq, May 2010]
PHENOTYPE: Homozygous mutations cause stunted growth, high lysosomal enzyme levels, skeletal defects, retinal degeneration and secretory cell lesions. Homozygotes for an ENU allele show skeletal and facial defects, altered enzymatic activities, lysosomal storage, Purkinje cell loss, ataxia and premature death. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 45 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adnp A G 2: 168,026,980 (GRCm39) I105T possibly damaging Het
Atf3 A G 1: 190,903,713 (GRCm39) I171T possibly damaging Het
Atp6v0a1 A G 11: 100,946,343 (GRCm39) I773V probably benign Het
Bltp2 T A 11: 78,160,350 (GRCm39) L603* probably null Het
Cad T A 5: 31,229,729 (GRCm39) probably null Het
Camkv T A 9: 107,825,182 (GRCm39) D366E possibly damaging Het
Dnah8 T A 17: 30,913,039 (GRCm39) probably benign Het
Dock7 A G 4: 98,880,668 (GRCm39) S932P probably damaging Het
Fam227a C T 15: 79,505,060 (GRCm39) probably benign Het
Fbp2 A G 13: 62,989,607 (GRCm39) F233S possibly damaging Het
Gpat4 G A 8: 23,670,171 (GRCm39) P286L probably damaging Het
Gpr158 C A 2: 21,373,370 (GRCm39) R102S possibly damaging Het
Gramd1b A T 9: 40,442,340 (GRCm39) M1K probably null Het
H2-T23 A G 17: 36,341,535 (GRCm39) V312A probably benign Het
Hltf A T 3: 20,146,908 (GRCm39) I494F probably damaging Het
Il16 G A 7: 83,301,223 (GRCm39) L300F probably damaging Het
Insyn1 AGAGGAGGAGGAGGAGG AGAGGAGGAGGAGG 9: 58,406,715 (GRCm39) probably benign Het
Kcnq1 T C 7: 142,979,825 (GRCm39) L657P probably damaging Het
Krt4 G A 15: 101,829,685 (GRCm39) T281M probably benign Het
Mia3 A G 1: 183,140,127 (GRCm39) F196S possibly damaging Het
Naip6 T C 13: 100,431,247 (GRCm39) T1197A probably benign Het
Nrxn2 T A 19: 6,523,365 (GRCm39) N204K probably damaging Het
Or7g27 T A 9: 19,250,371 (GRCm39) M205K probably benign Het
Rassf6 G T 5: 90,752,185 (GRCm39) Q258K possibly damaging Het
Rhpn1 T C 15: 75,583,655 (GRCm39) L380P probably damaging Het
Ribc2 A G 15: 85,019,451 (GRCm39) M78V probably benign Het
Shroom3 G T 5: 93,090,945 (GRCm39) V1151F probably damaging Het
Skint5 T A 4: 113,799,950 (GRCm39) H73L probably damaging Het
Smg6 G A 11: 74,820,367 (GRCm39) G213R probably damaging Het
Sspn T A 6: 145,880,083 (GRCm39) W62R probably damaging Het
Stard9 A G 2: 120,528,710 (GRCm39) S1656G probably benign Het
Svep1 T A 4: 58,084,807 (GRCm39) probably null Het
Tab1 T C 15: 80,037,941 (GRCm39) L258P probably damaging Het
Tmem59l A G 8: 70,939,951 (GRCm39) L6S unknown Het
Tnrc6c C T 11: 117,614,355 (GRCm39) R838W probably damaging Het
Trf T A 9: 103,100,151 (GRCm39) I271F probably benign Het
Trpm7 A T 2: 126,673,138 (GRCm39) N538K possibly damaging Het
Usp28 T A 9: 48,911,666 (GRCm39) L25I probably benign Het
Vmn2r14 A T 5: 109,363,930 (GRCm39) I662N probably damaging Het
Vmn2r42 A T 7: 8,197,779 (GRCm39) F280Y possibly damaging Het
Vps8 A T 16: 21,288,873 (GRCm39) N411Y probably damaging Het
Vwa2 T G 19: 56,897,747 (GRCm39) L684R probably damaging Het
Zfp712 T C 13: 67,189,396 (GRCm39) Q377R probably benign Het
Zfp947 C A 17: 22,364,801 (GRCm39) G291V probably damaging Het
Zpld2 T C 4: 133,927,656 (GRCm39) T366A probably benign Het
Other mutations in Gnptab
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01326:Gnptab APN 10 88,268,927 (GRCm39) missense probably damaging 0.99
IGL01346:Gnptab APN 10 88,272,041 (GRCm39) missense possibly damaging 0.65
IGL01626:Gnptab APN 10 88,273,357 (GRCm39) missense probably damaging 0.98
IGL01642:Gnptab APN 10 88,271,994 (GRCm39) missense possibly damaging 0.89
IGL02121:Gnptab APN 10 88,265,323 (GRCm39) missense possibly damaging 0.90
IGL03076:Gnptab APN 10 88,276,151 (GRCm39) missense possibly damaging 0.91
IGL03130:Gnptab APN 10 88,272,233 (GRCm39) missense possibly damaging 0.95
maze UTSW 10 88,268,435 (GRCm39) missense probably damaging 1.00
R0103:Gnptab UTSW 10 88,265,381 (GRCm39) missense probably damaging 1.00
R0103:Gnptab UTSW 10 88,265,381 (GRCm39) missense probably damaging 1.00
R0114:Gnptab UTSW 10 88,269,262 (GRCm39) missense possibly damaging 0.48
R0206:Gnptab UTSW 10 88,275,372 (GRCm39) missense probably damaging 0.98
R0288:Gnptab UTSW 10 88,268,967 (GRCm39) missense probably benign 0.00
R0329:Gnptab UTSW 10 88,276,171 (GRCm39) missense probably damaging 1.00
R0330:Gnptab UTSW 10 88,276,171 (GRCm39) missense probably damaging 1.00
R0369:Gnptab UTSW 10 88,269,456 (GRCm39) missense possibly damaging 0.87
R0385:Gnptab UTSW 10 88,272,387 (GRCm39) missense probably damaging 1.00
R0522:Gnptab UTSW 10 88,267,328 (GRCm39) splice site probably benign
R0569:Gnptab UTSW 10 88,264,419 (GRCm39) missense possibly damaging 0.89
R0671:Gnptab UTSW 10 88,279,166 (GRCm39) splice site probably benign
R0834:Gnptab UTSW 10 88,265,814 (GRCm39) missense probably damaging 1.00
R1375:Gnptab UTSW 10 88,268,435 (GRCm39) missense probably damaging 1.00
R1443:Gnptab UTSW 10 88,269,943 (GRCm39) missense probably damaging 1.00
R1464:Gnptab UTSW 10 88,281,616 (GRCm39) splice site probably benign
R1471:Gnptab UTSW 10 88,281,625 (GRCm39) missense probably benign
R1570:Gnptab UTSW 10 88,255,316 (GRCm39) missense probably damaging 0.99
R1612:Gnptab UTSW 10 88,264,344 (GRCm39) splice site probably null
R1614:Gnptab UTSW 10 88,250,451 (GRCm39) missense probably benign
R1638:Gnptab UTSW 10 88,272,029 (GRCm39) missense possibly damaging 0.94
R1739:Gnptab UTSW 10 88,271,957 (GRCm39) missense probably benign 0.14
R1894:Gnptab UTSW 10 88,254,989 (GRCm39) missense possibly damaging 0.69
R2092:Gnptab UTSW 10 88,276,167 (GRCm39) nonsense probably null
R2118:Gnptab UTSW 10 88,272,260 (GRCm39) missense probably benign 0.13
R2144:Gnptab UTSW 10 88,264,368 (GRCm39) missense possibly damaging 0.89
R2174:Gnptab UTSW 10 88,269,906 (GRCm39) missense probably damaging 1.00
R3847:Gnptab UTSW 10 88,269,439 (GRCm39) nonsense probably null
R4434:Gnptab UTSW 10 88,248,484 (GRCm39) missense probably damaging 1.00
R4545:Gnptab UTSW 10 88,250,457 (GRCm39) missense probably benign 0.00
R4776:Gnptab UTSW 10 88,272,390 (GRCm39) missense probably damaging 1.00
R4786:Gnptab UTSW 10 88,272,044 (GRCm39) missense probably damaging 1.00
R4880:Gnptab UTSW 10 88,268,413 (GRCm39) nonsense probably null
R4889:Gnptab UTSW 10 88,269,775 (GRCm39) missense probably benign 0.00
R4923:Gnptab UTSW 10 88,265,485 (GRCm39) missense probably benign 0.17
R5694:Gnptab UTSW 10 88,250,348 (GRCm39) missense probably benign 0.01
R5943:Gnptab UTSW 10 88,269,376 (GRCm39) missense probably benign 0.00
R6027:Gnptab UTSW 10 88,269,087 (GRCm39) missense probably damaging 0.98
R6074:Gnptab UTSW 10 88,268,940 (GRCm39) missense probably damaging 1.00
R6119:Gnptab UTSW 10 88,267,257 (GRCm39) missense probably damaging 1.00
R6182:Gnptab UTSW 10 88,265,342 (GRCm39) missense possibly damaging 0.71
R6757:Gnptab UTSW 10 88,273,364 (GRCm39) missense probably damaging 0.98
R6910:Gnptab UTSW 10 88,267,258 (GRCm39) missense probably damaging 1.00
R6911:Gnptab UTSW 10 88,267,258 (GRCm39) missense probably damaging 1.00
R7094:Gnptab UTSW 10 88,215,366 (GRCm39) missense possibly damaging 0.66
R7101:Gnptab UTSW 10 88,276,174 (GRCm39) missense probably benign 0.19
R7164:Gnptab UTSW 10 88,269,932 (GRCm39) nonsense probably null
R7214:Gnptab UTSW 10 88,215,019 (GRCm39) unclassified probably benign
R7316:Gnptab UTSW 10 88,236,572 (GRCm39) missense probably damaging 1.00
R7463:Gnptab UTSW 10 88,267,251 (GRCm39) missense probably damaging 1.00
R7596:Gnptab UTSW 10 88,279,232 (GRCm39) missense probably damaging 0.99
R7654:Gnptab UTSW 10 88,281,681 (GRCm39) missense possibly damaging 0.63
R7722:Gnptab UTSW 10 88,215,390 (GRCm39) missense probably damaging 0.99
R7770:Gnptab UTSW 10 88,247,782 (GRCm39) missense probably benign 0.41
R7791:Gnptab UTSW 10 88,276,084 (GRCm39) critical splice acceptor site probably null
R7838:Gnptab UTSW 10 88,276,254 (GRCm39) critical splice donor site probably null
R8002:Gnptab UTSW 10 88,276,130 (GRCm39) missense probably benign 0.14
R8168:Gnptab UTSW 10 88,254,995 (GRCm39) missense probably benign 0.41
R8219:Gnptab UTSW 10 88,269,654 (GRCm39) missense probably benign
R8221:Gnptab UTSW 10 88,276,254 (GRCm39) critical splice donor site probably null
R8313:Gnptab UTSW 10 88,275,071 (GRCm39) missense probably damaging 1.00
R8351:Gnptab UTSW 10 88,250,348 (GRCm39) missense probably benign 0.01
R8487:Gnptab UTSW 10 88,268,508 (GRCm39) critical splice donor site probably null
R9108:Gnptab UTSW 10 88,269,400 (GRCm39) missense
R9352:Gnptab UTSW 10 88,268,350 (GRCm39) missense probably benign 0.05
R9489:Gnptab UTSW 10 88,268,992 (GRCm39) missense probably damaging 1.00
R9598:Gnptab UTSW 10 88,247,876 (GRCm39) missense probably damaging 0.97
R9760:Gnptab UTSW 10 88,267,310 (GRCm39) missense probably damaging 1.00
R9771:Gnptab UTSW 10 88,268,485 (GRCm39) missense probably damaging 1.00
X0064:Gnptab UTSW 10 88,272,392 (GRCm39) missense probably damaging 1.00
X0066:Gnptab UTSW 10 88,247,873 (GRCm39) missense probably damaging 0.99
Z1176:Gnptab UTSW 10 88,267,230 (GRCm39) missense probably damaging 1.00
Z1177:Gnptab UTSW 10 88,276,132 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- TGGAGGTCCCACAGGAAAAC -3'
(R):5'- CTGTTCCAAGGCATGACAAAG -3'

Sequencing Primer
(F):5'- GGAAAACCCTTCTCACAGACGTC -3'
(R):5'- GGCTAGCTCTAACTTACATCAAGAAG -3'
Posted On 2015-04-17