Incidental Mutation 'R9658:Mgam'
ID 735537
Institutional Source Beutler Lab
Gene Symbol Mgam
Ensembl Gene ENSMUSG00000068587
Gene Name maltase-glucoamylase
Synonyms 6030407P20Rik
MMRRC Submission
Accession Numbers
Essential gene? Probably non essential (E-score: 0.237) question?
Stock # R9658 (G1)
Quality Score 225.009
Status Not validated
Chromosome 6
Chromosomal Location 40605765-40746057 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 40721311 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Aspartic acid to Glycine at position 312 (D312G)
Ref Sequence ENSEMBL: ENSMUSP00000144627 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000071535] [ENSMUST00000201148] [ENSMUST00000202779] [ENSMUST00000202966]
AlphaFold no structure available at present
Predicted Effect probably benign
Transcript: ENSMUST00000071535
SMART Domains Protein: ENSMUSP00000071466
Gene: ENSMUSG00000068587

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
SMART Domains Protein: ENSMUSP00000143946
Gene: ENSMUSG00000068587

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 possibly damaging
Transcript: ENSMUST00000202779
AA Change: D312G

PolyPhen 2 Score 0.932 (Sensitivity: 0.80; Specificity: 0.94)
SMART Domains Protein: ENSMUSP00000144627
Gene: ENSMUSG00000068587
AA Change: D312G

DomainStartEndE-ValueType
Pfam:Glyco_hydro_31 2 170 1.4e-53 PFAM
PD 297 350 1.4e-14 SMART
Pfam:NtCtMGAM_N 361 474 1.5e-26 PFAM
Blast:ANK 514 544 7e-8 BLAST
Pfam:Glyco_hydro_31 562 1064 2.2e-137 PFAM
low complexity region 1149 1164 N/A INTRINSIC
Predicted Effect possibly damaging
Transcript: ENSMUST00000202966
AA Change: D193G

PolyPhen 2 Score 0.880 (Sensitivity: 0.82; Specificity: 0.94)
SMART Domains Protein: ENSMUSP00000144680
Gene: ENSMUSG00000068587
AA Change: D193G

DomainStartEndE-ValueType
internal_repeat_1 2 88 2.6e-19 PROSPERO
PD 178 231 1.4e-14 SMART
Pfam:NtCtMGAM_N 242 355 1.1e-26 PFAM
Blast:ANK 395 425 6e-8 BLAST
Pfam:Glyco_hydro_31 443 945 1.3e-137 PFAM
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.7%
  • 10x: 99.4%
  • 20x: 98.7%
Validation Efficiency
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: 73 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930503L19Rik C T 18: 70,600,401 (GRCm39) probably null Het
Abca12 T C 1: 71,325,634 (GRCm39) I1521M probably damaging Het
Abcc3 A G 11: 94,263,703 (GRCm39) S268P possibly damaging Het
Adamts20 G C 15: 94,249,626 (GRCm39) P464A probably damaging Het
Apoa1 C A 9: 46,141,280 (GRCm39) D125E probably benign Het
Atp6v0a1 C A 11: 100,909,414 (GRCm39) Q48K probably benign Het
Bptf T C 11: 107,002,170 (GRCm39) N314S probably damaging Het
Cdh20 T C 1: 109,988,785 (GRCm39) V229A probably damaging Het
Cfap46 G A 7: 139,246,229 (GRCm39) T378M Het
Clca3b T A 3: 144,543,575 (GRCm39) D418V probably damaging Het
Dennd4c T A 4: 86,754,625 (GRCm39) L1545* probably null Het
Dnajc13 A G 9: 104,115,728 (GRCm39) V27A probably benign Het
Efcab3 A G 11: 104,611,120 (GRCm39) K321E probably benign Het
Eif2ak2 A T 17: 79,183,632 (GRCm39) D72E probably benign Het
Eif2ak4 T C 2: 118,269,511 (GRCm39) I862T probably damaging Het
Eif4g1 T C 16: 20,502,863 (GRCm39) I1022T probably benign Het
Enpp3 A T 10: 24,649,802 (GRCm39) *875R probably null Het
F11 T C 8: 45,698,671 (GRCm39) Y491C probably damaging Het
Fam98c A C 7: 28,852,206 (GRCm39) W118G probably damaging Het
Fbxo43 A T 15: 36,152,282 (GRCm39) L509Q probably damaging Het
Fbxw5 A G 2: 25,393,870 (GRCm39) H366R probably damaging Het
Flt1 G T 5: 147,525,377 (GRCm39) N920K probably damaging Het
Git1 T A 11: 77,390,581 (GRCm39) F106I probably damaging Het
Glipr1l2 A G 10: 111,942,868 (GRCm39) E241G probably damaging Het
Gm2381 A C 7: 42,469,729 (GRCm39) C132G probably damaging Het
Gm49383 A G 12: 69,239,628 (GRCm39) I237T Het
Gm7324 T A 14: 43,952,282 (GRCm39) D308E probably benign Het
Gpr17 A G 18: 32,080,421 (GRCm39) L214P probably damaging Het
Gtf3c1 A T 7: 125,306,734 (GRCm39) L39Q probably damaging Het
H2-Q6 C T 17: 35,644,185 (GRCm39) R56C probably damaging Het
Hcar2 T C 5: 124,002,532 (GRCm39) T324A possibly damaging Het
Ksr2 T C 5: 117,885,425 (GRCm39) S750P probably damaging Het
Lipi C A 16: 75,357,689 (GRCm39) R292L probably benign Het
Map4k3 C A 17: 80,961,306 (GRCm39) M133I probably benign Het
Marf1 A T 16: 13,958,087 (GRCm39) L805Q probably damaging Het
Mccc2 T A 13: 100,090,754 (GRCm39) R460W probably damaging Het
Nadk2 A T 15: 9,103,449 (GRCm39) K360* probably null Het
Nalf1 T C 8: 9,820,114 (GRCm39) D302G probably benign Het
Nars2 A G 7: 96,689,178 (GRCm39) I367V probably benign Het
Nppb T C 4: 148,070,951 (GRCm39) S109P possibly damaging Het
Odf2 G A 2: 29,779,813 (GRCm39) R15Q probably benign Het
Or4f59 C A 2: 111,872,823 (GRCm39) A185S probably damaging Het
Or51l4 C T 7: 103,404,028 (GRCm39) V255M probably damaging Het
Or5ac25 A T 16: 59,182,106 (GRCm39) H158Q probably damaging Het
Osbpl1a A T 18: 12,889,269 (GRCm39) I949N probably benign Het
Pan3 T C 5: 147,479,881 (GRCm39) F55L probably benign Het
Patj A G 4: 98,353,377 (GRCm39) D640G probably null Het
Pdxk T C 10: 78,287,403 (GRCm39) K53E probably benign Het
Pja2 A G 17: 64,599,868 (GRCm39) S539P probably damaging Het
Plscr1 T A 9: 92,148,535 (GRCm39) C158* probably null Het
Prdm14 T C 1: 13,189,145 (GRCm39) T400A probably benign Het
Rag1 C T 2: 101,473,229 (GRCm39) V638M possibly damaging Het
Ros1 A G 10: 51,967,069 (GRCm39) S1734P probably damaging Het
S100a9 T C 3: 90,600,081 (GRCm39) H105R unknown Het
Shisa9 A T 16: 12,062,520 (GRCm39) Q247L possibly damaging Het
Slc14a1 C A 18: 78,152,807 (GRCm39) A367S probably damaging Het
Slc27a4 G A 2: 29,701,301 (GRCm39) R364Q probably damaging Het
Spag17 C T 3: 99,934,932 (GRCm39) P713S possibly damaging Het
Tbc1d4 T A 14: 101,845,856 (GRCm39) H14L probably damaging Het
Tmem144 T A 3: 79,729,991 (GRCm39) Y253F probably damaging Het
Tmem204 C T 17: 25,299,322 (GRCm39) G66R possibly damaging Het
Tnfrsf1b A T 4: 144,942,424 (GRCm39) V453E probably damaging Het
Tns1 G C 1: 73,981,182 (GRCm39) Q1061E probably benign Het
Tns1 G T 1: 73,981,183 (GRCm39) N1060K probably benign Het
Trav5-1 A G 14: 52,860,428 (GRCm39) K78E probably benign Het
Ttn C T 2: 76,715,357 (GRCm39) E7912K unknown Het
Usp17lc G A 7: 103,067,389 (GRCm39) G228D possibly damaging Het
Uvssa T C 5: 33,568,333 (GRCm39) C574R probably damaging Het
Veph1 G A 3: 66,171,434 (GRCm39) Q3* probably null Het
Vps13b T A 15: 35,623,774 (GRCm39) D1230E probably benign Het
Xkr9 T A 1: 13,771,318 (GRCm39) I278N probably damaging Het
Zbed4 C A 15: 88,664,742 (GRCm39) A270E probably benign Het
Zfp366 A T 13: 99,365,435 (GRCm39) T199S probably benign 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
R7099:Mgam UTSW 6 40,638,650 (GRCm39) missense probably benign 0.09
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
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'- AGCTCTCCTCCTTTAAGACAGC -3'
(R):5'- TGCCCAGTTATGCTCCAATC -3'

Sequencing Primer
(F):5'- CAATGTATCTTGATGGTTGAGACTCC -3'
(R):5'- AATCTTCACCCCATTCCTGAAG -3'
Posted On 2022-11-14