Incidental Mutation 'R7099:Mgam'
ID 550696
Institutional Source Beutler Lab
Gene Symbol Mgam
Ensembl Gene ENSMUSG00000068587
Gene Name maltase-glucoamylase
Synonyms 6030407P20Rik
MMRRC Submission 045191-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.237) question?
Stock # R7099 (G1)
Quality Score 225.009
Status Validated
Chromosome 6
Chromosomal Location 40605765-40746057 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 40638650 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Alanine at position 461 (V461A)
Ref Sequence ENSEMBL: ENSMUSP00000071466 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000071535] [ENSMUST00000201148] [ENSMUST00000202636]
AlphaFold no structure available at present
Predicted Effect probably benign
Transcript: ENSMUST00000071535
AA Change: V461A

PolyPhen 2 Score 0.090 (Sensitivity: 0.93; Specificity: 0.85)
SMART Domains Protein: ENSMUSP00000071466
Gene: ENSMUSG00000068587
AA Change: V461A

DomainStartEndE-ValueType
transmembrane domain 12 34 N/A INTRINSIC
low complexity region 47 59 N/A INTRINSIC
PD 63 111 1.81e-8 SMART
Pfam:NtCtMGAM_N 124 233 6.2e-36 PFAM
Pfam:Glyco_hydro_31 323 795 3.4e-145 PFAM
PD 924 977 4.52e-9 SMART
Pfam:NtCtMGAM_N 988 1101 1.5e-30 PFAM
Blast:ANK 1141 1171 1e-7 BLAST
Pfam:Glyco_hydro_31 1189 1691 2e-139 PFAM
low complexity region 1776 1791 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000201148
AA Change: V461A

PolyPhen 2 Score 0.090 (Sensitivity: 0.93; Specificity: 0.85)
SMART Domains Protein: ENSMUSP00000143946
Gene: ENSMUSG00000068587
AA Change: V461A

DomainStartEndE-ValueType
transmembrane domain 12 34 N/A INTRINSIC
low complexity region 47 59 N/A INTRINSIC
PD 63 111 1.81e-8 SMART
Pfam:NtCtMGAM_N 124 233 6.2e-36 PFAM
Pfam:Glyco_hydro_31 323 795 3.4e-145 PFAM
PD 924 977 4.52e-9 SMART
Pfam:NtCtMGAM_N 988 1101 1.5e-30 PFAM
Blast:ANK 1141 1171 1e-7 BLAST
Pfam:Glyco_hydro_31 1189 1691 2e-139 PFAM
low complexity region 1776 1791 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000202636
SMART Domains Protein: ENSMUSP00000144652
Gene: ENSMUSG00000068587

DomainStartEndE-ValueType
low complexity region 10 22 N/A INTRINSIC
Pfam:Trefoil 28 70 3.6e-12 PFAM
Pfam:NtCtMGAM_N 87 196 1.4e-36 PFAM
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 100.0%
  • 10x: 99.8%
  • 20x: 99.3%
Validation Efficiency 100% (65/65)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes maltase-glucoamylase, which is a brush border membrane enzyme that plays a role in the final steps of digestion of starch. The protein has two catalytic sites identical to those of sucrase-isomaltase, but the proteins are only 59% homologous. Both are members of glycosyl hydrolase family 31, which has a variety of substrate specificities. [provided by RefSeq, Jul 2008]
PHENOTYPE: Mice homozygous for a null allele display abnormalities in starch digestion and prandial glucose homeostasis. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 66 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930453N24Rik C T 16: 64,591,151 (GRCm39) A26T probably benign Het
Acly T C 11: 100,383,117 (GRCm39) probably null Het
Adam29 A C 8: 56,324,439 (GRCm39) L672V probably benign Het
Adgrf1 T C 17: 43,621,493 (GRCm39) S577P probably benign Het
Ankar T C 1: 72,682,452 (GRCm39) K1371R probably damaging Het
Arid5b T C 10: 67,934,009 (GRCm39) D631G probably damaging Het
Brpf3 T C 17: 29,025,611 (GRCm39) V228A probably benign Het
C3 T C 17: 57,513,276 (GRCm39) D1457G probably benign Het
Calr4 A T 4: 109,099,426 (GRCm39) N143I probably benign Het
Catsperd T G 17: 56,935,811 (GRCm39) probably null Het
Cobl T A 11: 12,246,540 (GRCm39) H154L Het
Cryzl2 G A 1: 157,316,154 (GRCm39) probably benign Het
Dennd1c A G 17: 57,374,915 (GRCm39) probably null Het
Dnah8 A T 17: 30,923,698 (GRCm39) D1222V possibly damaging Het
Errfi1 T C 4: 150,951,225 (GRCm39) S218P probably benign Het
Fbxw27 G T 9: 109,599,223 (GRCm39) T398N probably damaging Het
Fhod3 A G 18: 25,223,219 (GRCm39) D855G probably benign Het
Flii A G 11: 60,611,481 (GRCm39) V410A probably benign Het
Fsip2 C A 2: 82,817,968 (GRCm39) P4567Q probably benign Het
Fxyd1 T G 7: 30,752,458 (GRCm39) Q66H probably damaging Het
Gdi1 G A X: 73,350,461 (GRCm39) R55H probably benign Het
Gramd2b C T 18: 56,625,017 (GRCm39) T370I probably benign Het
Kdr A G 5: 76,104,993 (GRCm39) V1079A probably damaging Het
Lmx1a G A 1: 167,658,115 (GRCm39) G166D probably damaging Het
Lrrfip2 A G 9: 111,002,176 (GRCm39) R92G probably benign Het
Map1a T A 2: 121,130,998 (GRCm39) S605T probably benign Het
Megf8 A T 7: 25,045,945 (GRCm39) D1496V probably damaging Het
Muc6 AGGCGCAGAAACCCTGGC AGGC 7: 141,214,363 (GRCm39) probably null Het
Nav3 T C 10: 109,539,195 (GRCm39) T2069A probably benign Het
Nbeal2 A T 9: 110,474,506 (GRCm39) probably null Het
Ndst1 A G 18: 60,828,572 (GRCm39) F661L possibly damaging Het
Neu3 G A 7: 99,463,027 (GRCm39) T232M possibly damaging Het
Nf1 T C 11: 79,461,156 (GRCm39) S741P probably benign Het
Nr5a1 G T 2: 38,584,148 (GRCm39) L424M probably damaging Het
Nuf2 G A 1: 169,333,641 (GRCm39) T345M probably benign Het
Or4d10c A G 19: 12,065,530 (GRCm39) F209L possibly damaging Het
Or4k51 A T 2: 111,585,421 (GRCm39) T276S probably benign Het
Or6d12 T A 6: 116,493,721 (GRCm39) *328R probably null Het
Or8g33 G A 9: 39,337,599 (GRCm39) T256I probably benign Het
Otud7a A G 7: 63,407,203 (GRCm39) E502G possibly damaging Het
Otulin A G 15: 27,608,832 (GRCm39) L237S probably damaging Het
Pias1 A G 9: 62,788,427 (GRCm39) M79T Het
Prom2 T C 2: 127,381,698 (GRCm39) E206G probably benign Het
Scarb1 A T 5: 125,381,414 (GRCm39) N43K probably damaging Het
Sdad1 A G 5: 92,441,832 (GRCm39) V365A possibly damaging Het
Sdk2 T C 11: 113,725,731 (GRCm39) T1173A probably damaging Het
Sidt1 A G 16: 44,063,860 (GRCm39) S803P probably damaging Het
Slc45a1 A T 4: 150,714,030 (GRCm39) D738E probably benign Het
Slc4a7 T A 14: 14,733,750 (GRCm38) H53Q probably damaging Het
Spata22 T C 11: 73,231,225 (GRCm39) F160L probably benign Het
Stag1 G A 9: 100,826,879 (GRCm39) V949I probably benign Het
Syne1 T C 10: 5,073,744 (GRCm39) S1200G probably benign Het
Tbc1d9 A G 8: 83,981,520 (GRCm39) E729G probably damaging Het
Tcaf2 C T 6: 42,607,275 (GRCm39) M226I probably benign Het
Tep1 T C 14: 51,081,944 (GRCm39) probably null Het
Tigd2 C A 6: 59,187,166 (GRCm39) T11K probably damaging Het
Trappc9 A G 15: 72,565,468 (GRCm39) V941A probably benign Het
Ugt2b37 A G 5: 87,388,848 (GRCm39) M455T probably benign Het
Usp42 A T 5: 143,712,400 (GRCm39) S95T probably damaging Het
Usp44 T C 10: 93,686,049 (GRCm39) I488T possibly damaging Het
Vmn1r73 T C 7: 11,490,320 (GRCm39) I46T probably damaging Het
Vmn2r34 A T 7: 7,675,540 (GRCm39) I616N probably damaging Het
Zfp352 A G 4: 90,113,117 (GRCm39) K419R probably benign Het
Zfp595 T A 13: 67,465,711 (GRCm39) H187L probably damaging Het
Zfp804b A T 5: 6,822,161 (GRCm39) S301T probably benign Het
Zzef1 T C 11: 72,763,475 (GRCm39) V1374A possibly damaging Het
Other mutations in Mgam
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01024:Mgam APN 6 40,619,944 (GRCm39) missense probably benign
IGL01065:Mgam APN 6 40,639,644 (GRCm39) critical splice donor site probably null
IGL01402:Mgam APN 6 40,621,879 (GRCm39) missense probably benign 0.01
IGL01404:Mgam APN 6 40,621,879 (GRCm39) missense probably benign 0.01
IGL01413:Mgam APN 6 40,638,211 (GRCm39) missense probably damaging 1.00
IGL01546:Mgam APN 6 40,631,627 (GRCm39) missense probably damaging 0.98
IGL01596:Mgam APN 6 40,635,204 (GRCm39) missense probably damaging 1.00
IGL02133:Mgam APN 6 40,620,010 (GRCm39) missense probably damaging 0.98
IGL02734:Mgam APN 6 40,639,628 (GRCm39) missense probably damaging 1.00
BB002:Mgam UTSW 6 40,735,985 (GRCm39) missense probably damaging 0.99
BB012:Mgam UTSW 6 40,735,985 (GRCm39) missense probably damaging 0.99
R0012:Mgam UTSW 6 40,742,190 (GRCm39) splice site probably null
R0116:Mgam UTSW 6 40,635,921 (GRCm39) missense probably damaging 1.00
R0310:Mgam UTSW 6 40,737,969 (GRCm39) splice site probably benign
R0452:Mgam UTSW 6 40,736,024 (GRCm39) missense probably damaging 1.00
R0497:Mgam UTSW 6 40,641,826 (GRCm39) missense probably damaging 1.00
R0699:Mgam UTSW 6 40,619,953 (GRCm39) missense possibly damaging 0.84
R0738:Mgam UTSW 6 40,731,869 (GRCm39) missense probably benign 0.01
R1033:Mgam UTSW 6 40,657,558 (GRCm39) missense probably benign 0.07
R1403:Mgam UTSW 6 40,643,815 (GRCm39) missense possibly damaging 0.93
R1403:Mgam UTSW 6 40,643,815 (GRCm39) missense possibly damaging 0.93
R1430:Mgam UTSW 6 40,733,305 (GRCm39) missense probably benign 0.08
R1432:Mgam UTSW 6 40,733,301 (GRCm39) missense probably damaging 1.00
R1443:Mgam UTSW 6 40,736,714 (GRCm39) nonsense probably null
R1470:Mgam UTSW 6 40,736,062 (GRCm39) missense probably damaging 1.00
R1470:Mgam UTSW 6 40,736,062 (GRCm39) missense probably damaging 1.00
R1519:Mgam UTSW 6 40,638,617 (GRCm39) missense probably benign 0.45
R1654:Mgam UTSW 6 40,734,421 (GRCm39) missense probably damaging 1.00
R1667:Mgam UTSW 6 40,653,978 (GRCm39) missense possibly damaging 0.62
R1730:Mgam UTSW 6 40,641,794 (GRCm39) missense possibly damaging 0.92
R1781:Mgam UTSW 6 40,646,797 (GRCm39) missense probably damaging 1.00
R1783:Mgam UTSW 6 40,641,794 (GRCm39) missense possibly damaging 0.92
R1829:Mgam UTSW 6 40,643,826 (GRCm39) missense probably damaging 1.00
R1833:Mgam UTSW 6 40,631,652 (GRCm39) critical splice donor site probably null
R1872:Mgam UTSW 6 40,638,234 (GRCm39) nonsense probably null
R1912:Mgam UTSW 6 40,741,119 (GRCm39) nonsense probably null
R1977:Mgam UTSW 6 40,641,814 (GRCm39) missense probably benign 0.01
R2048:Mgam UTSW 6 40,633,363 (GRCm39) missense possibly damaging 0.80
R2086:Mgam UTSW 6 40,737,962 (GRCm39) splice site probably null
R2138:Mgam UTSW 6 40,733,384 (GRCm39) missense probably damaging 1.00
R2224:Mgam UTSW 6 40,741,208 (GRCm39) splice site probably null
R2408:Mgam UTSW 6 40,663,456 (GRCm39) missense probably damaging 1.00
R2508:Mgam UTSW 6 40,736,717 (GRCm39) missense probably damaging 1.00
R2842:Mgam UTSW 6 40,638,279 (GRCm39) missense probably benign 0.01
R2847:Mgam UTSW 6 40,629,649 (GRCm39) missense possibly damaging 0.67
R2848:Mgam UTSW 6 40,629,649 (GRCm39) missense possibly damaging 0.67
R2965:Mgam UTSW 6 40,745,154 (GRCm39) missense possibly damaging 0.46
R2966:Mgam UTSW 6 40,745,154 (GRCm39) missense possibly damaging 0.46
R3035:Mgam UTSW 6 40,640,464 (GRCm39) missense probably benign
R3895:Mgam UTSW 6 40,736,054 (GRCm39) missense probably damaging 1.00
R4027:Mgam UTSW 6 40,731,836 (GRCm39) missense probably damaging 1.00
R4030:Mgam UTSW 6 40,731,836 (GRCm39) missense probably damaging 1.00
R4302:Mgam UTSW 6 40,740,019 (GRCm39) missense probably benign 0.02
R4707:Mgam UTSW 6 40,691,566 (GRCm39) splice site probably null
R4826:Mgam UTSW 6 40,657,582 (GRCm39) missense possibly damaging 0.52
R4898:Mgam UTSW 6 40,619,988 (GRCm39) missense probably benign
R5438:Mgam UTSW 6 40,661,455 (GRCm39) missense probably damaging 1.00
R5492:Mgam UTSW 6 40,733,297 (GRCm39) missense probably damaging 1.00
R5770:Mgam UTSW 6 40,646,738 (GRCm39) missense probably benign 0.01
R5839:Mgam UTSW 6 40,716,998 (GRCm39) missense possibly damaging 0.90
R5845:Mgam UTSW 6 40,652,257 (GRCm39) missense possibly damaging 0.78
R5847:Mgam UTSW 6 40,660,989 (GRCm39) missense probably benign 0.42
R5891:Mgam UTSW 6 40,721,282 (GRCm39) missense probably benign
R6158:Mgam UTSW 6 40,734,648 (GRCm39) missense probably damaging 1.00
R6193:Mgam UTSW 6 40,724,854 (GRCm39) nonsense probably null
R6423:Mgam UTSW 6 40,653,979 (GRCm39) missense possibly damaging 0.84
R6706:Mgam UTSW 6 40,721,720 (GRCm39) missense probably benign 0.00
R6813:Mgam UTSW 6 40,727,099 (GRCm39) missense probably damaging 0.99
R6863:Mgam UTSW 6 40,705,943 (GRCm39) missense probably benign 0.00
R6906:Mgam UTSW 6 40,724,853 (GRCm39) missense probably damaging 1.00
R7091:Mgam UTSW 6 40,745,210 (GRCm39) missense possibly damaging 0.95
R7282:Mgam UTSW 6 40,740,045 (GRCm39) missense probably benign
R7282:Mgam UTSW 6 40,633,446 (GRCm39) missense possibly damaging 0.71
R7354:Mgam UTSW 6 40,721,732 (GRCm39) missense probably damaging 1.00
R7374:Mgam UTSW 6 40,734,373 (GRCm39) missense possibly damaging 0.89
R7399:Mgam UTSW 6 40,643,788 (GRCm39) missense probably damaging 0.99
R7406:Mgam UTSW 6 40,640,459 (GRCm39) missense probably benign 0.13
R7446:Mgam UTSW 6 40,723,266 (GRCm39) missense probably damaging 1.00
R7466:Mgam UTSW 6 40,721,723 (GRCm39) missense probably benign 0.00
R7525:Mgam UTSW 6 40,742,954 (GRCm39) missense probably benign 0.01
R7530:Mgam UTSW 6 40,686,152 (GRCm39) splice site probably null
R7570:Mgam UTSW 6 40,723,367 (GRCm39) missense probably benign 0.16
R7669:Mgam UTSW 6 40,635,944 (GRCm39) missense probably benign 0.00
R7679:Mgam UTSW 6 40,619,980 (GRCm39) missense probably damaging 0.98
R7746:Mgam UTSW 6 40,645,127 (GRCm39) missense probably damaging 0.99
R7859:Mgam UTSW 6 40,717,113 (GRCm39) missense possibly damaging 0.75
R7925:Mgam UTSW 6 40,735,985 (GRCm39) missense probably damaging 0.99
R8206:Mgam UTSW 6 40,657,169 (GRCm39) missense probably benign 0.00
R8244:Mgam UTSW 6 40,727,520 (GRCm39) missense probably damaging 1.00
R8309:Mgam UTSW 6 40,722,111 (GRCm39) missense possibly damaging 0.88
R8472:Mgam UTSW 6 40,671,460 (GRCm39) splice site probably null
R8758:Mgam UTSW 6 40,705,977 (GRCm39) missense probably benign 0.41
R8777:Mgam UTSW 6 40,632,185 (GRCm39) missense probably damaging 0.97
R8777-TAIL:Mgam UTSW 6 40,632,185 (GRCm39) missense probably damaging 0.97
R8783:Mgam UTSW 6 40,633,423 (GRCm39) missense probably damaging 0.99
R8939:Mgam UTSW 6 40,740,137 (GRCm39) critical splice donor site probably null
R8968:Mgam UTSW 6 40,734,745 (GRCm39) critical splice acceptor site probably null
R8987:Mgam UTSW 6 40,706,570 (GRCm39) missense probably damaging 1.00
R9055:Mgam UTSW 6 40,691,663 (GRCm39) intron probably benign
R9171:Mgam UTSW 6 40,745,146 (GRCm39) missense possibly damaging 0.76
R9252:Mgam UTSW 6 40,706,577 (GRCm39) missense probably damaging 0.99
R9258:Mgam UTSW 6 40,657,121 (GRCm39) missense probably benign
R9262:Mgam UTSW 6 40,723,422 (GRCm39) critical splice donor site probably null
R9287:Mgam UTSW 6 40,705,905 (GRCm39) intron probably benign
R9521:Mgam UTSW 6 40,722,118 (GRCm39) missense probably damaging 1.00
R9589:Mgam UTSW 6 40,727,519 (GRCm39) missense probably damaging 1.00
R9658:Mgam UTSW 6 40,721,311 (GRCm39) missense possibly damaging 0.93
R9784:Mgam UTSW 6 40,736,024 (GRCm39) missense probably damaging 1.00
RF011:Mgam UTSW 6 40,734,370 (GRCm39) missense probably damaging 1.00
RF020:Mgam UTSW 6 40,662,243 (GRCm39) missense probably damaging 1.00
RF023:Mgam UTSW 6 40,657,642 (GRCm39) missense probably benign
X0021:Mgam UTSW 6 40,635,981 (GRCm39) missense probably damaging 1.00
Z1088:Mgam UTSW 6 40,619,994 (GRCm39) missense probably benign 0.01
Z1176:Mgam UTSW 6 40,706,000 (GRCm39) missense probably damaging 1.00
Z1176:Mgam UTSW 6 40,654,578 (GRCm39) critical splice donor site probably null
Z1177:Mgam UTSW 6 40,717,005 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- TGCCAGCCTTTAGCCTAAAG -3'
(R):5'- GTAGTGACATGAGGGCTCAG -3'

Sequencing Primer
(F):5'- TCCTTATGGCCCATATGAC -3'
(R):5'- ACTCTGTGAGTCACCATTTAATGGG -3'
Posted On 2019-05-15