Incidental Mutation 'R0497:Mgam'
ID 40526
Institutional Source Beutler Lab
Gene Symbol Mgam
Ensembl Gene ENSMUSG00000068587
Gene Name maltase-glucoamylase
Synonyms 6030407P20Rik
MMRRC Submission 038693-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.237) question?
Stock # R0497 (G1)
Quality Score 184
Status Validated
Chromosome 6
Chromosomal Location 40605765-40746057 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to A at 40641826 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Tyrosine to Asparagine at position 560 (Y560N)
Ref Sequence ENSEMBL: ENSMUSP00000143946 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000071535] [ENSMUST00000201148]
AlphaFold no structure available at present
Predicted Effect probably damaging
Transcript: ENSMUST00000071535
AA Change: Y560N

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000071466
Gene: ENSMUSG00000068587
AA Change: Y560N

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 damaging
Transcript: ENSMUST00000201148
AA Change: Y560N

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000143946
Gene: ENSMUSG00000068587
AA Change: Y560N

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
Meta Mutation Damage Score 0.8178 question?
Coding Region Coverage
  • 1x: 99.6%
  • 3x: 98.7%
  • 10x: 96.6%
  • 20x: 93.1%
Validation Efficiency 100% (68/68)
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: 67 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Aatk A C 11: 119,909,606 (GRCm39) V110G probably damaging Het
Adcy6 A C 15: 98,495,606 (GRCm39) probably null Het
Adm A G 7: 110,228,328 (GRCm39) T170A probably benign Het
Afap1l2 G T 19: 56,918,641 (GRCm39) N171K probably benign Het
Aph1b G T 9: 66,697,900 (GRCm39) S112* probably null Het
Arhgap23 A G 11: 97,342,989 (GRCm39) S424G probably damaging Het
Asah2 T A 19: 32,032,031 (GRCm39) N46I probably benign Het
Braf G A 6: 39,617,483 (GRCm39) probably benign Het
Brd2 C T 17: 34,333,334 (GRCm39) R47Q probably damaging Het
C2cd5 A G 6: 142,957,819 (GRCm39) V972A probably benign Het
Car9 T A 4: 43,511,881 (GRCm39) L300H probably damaging Het
Chmp3 T C 6: 71,529,395 (GRCm39) S20P probably damaging Het
Chp1 A G 2: 119,402,263 (GRCm39) N79S possibly damaging Het
Cnot2 A T 10: 116,334,260 (GRCm39) I335N probably damaging Het
Cntnap4 T C 8: 113,296,783 (GRCm39) V6A probably benign Het
Ctcf T A 8: 106,401,672 (GRCm39) probably benign Het
Dennd1b A G 1: 138,967,724 (GRCm39) probably benign Het
Dnmbp A G 19: 43,845,079 (GRCm39) probably benign Het
Eef2 T C 10: 81,017,420 (GRCm39) F782L probably benign Het
Eogt T A 6: 97,112,194 (GRCm39) Y153F probably benign Het
Fam81a G T 9: 70,003,401 (GRCm39) Q237K possibly damaging Het
Fat2 T A 11: 55,174,228 (GRCm39) T2162S probably benign Het
Fcgbpl1 T A 7: 27,846,890 (GRCm39) C1158S probably damaging Het
Gas6 T C 8: 13,520,387 (GRCm39) I434V possibly damaging Het
Gm42417 A T 1: 36,571,248 (GRCm39) L77Q probably damaging Het
Grik3 A T 4: 125,517,303 (GRCm39) N49Y possibly damaging Het
Gucy2e A T 11: 69,114,985 (GRCm39) V974E probably damaging Het
Helz2 A G 2: 180,871,449 (GRCm39) V2721A probably damaging Het
Klhl6 GT G 16: 19,775,716 (GRCm39) 279 probably null Het
Krt73 A G 15: 101,710,665 (GRCm39) L23P probably damaging Het
L3mbtl3 T C 10: 26,158,772 (GRCm39) probably benign Het
Lrrc15 A T 16: 30,091,710 (GRCm39) V543E probably damaging Het
Med13 G A 11: 86,167,809 (GRCm39) probably benign Het
Med25 T C 7: 44,541,524 (GRCm39) D60G probably damaging Het
Mlkl A G 8: 112,054,505 (GRCm39) Y211H probably damaging Het
Msl2 A G 9: 100,978,493 (GRCm39) N289S probably benign Het
Nwd2 G T 5: 63,963,686 (GRCm39) W1090L probably damaging Het
Omt2b T C 9: 78,235,513 (GRCm39) probably benign Het
Or4k37 A G 2: 111,159,175 (GRCm39) D137G probably benign Het
Pald1 A G 10: 61,177,094 (GRCm39) L652P probably damaging Het
Pard3b T A 1: 62,479,167 (GRCm39) probably null Het
Prdm15 G A 16: 97,595,534 (GRCm39) T1098I possibly damaging Het
Rock2 A G 12: 17,004,954 (GRCm39) T436A probably benign Het
Sema4c A T 1: 36,588,689 (GRCm39) D812E probably benign Het
Sla A T 15: 66,664,098 (GRCm39) I91K probably benign Het
Slc22a16 T G 10: 40,460,963 (GRCm39) M255R probably damaging Het
Slc49a4 A T 16: 35,555,974 (GRCm39) V162D probably benign Het
Smg8 C T 11: 86,976,910 (GRCm39) D224N possibly damaging Het
Spdef A T 17: 27,937,032 (GRCm39) D190E probably benign Het
Taok1 A G 11: 77,464,630 (GRCm39) I152T probably damaging Het
Tmem220 A G 11: 66,916,748 (GRCm39) D36G probably damaging Het
Tmem235 A C 11: 117,755,177 (GRCm39) I210L probably benign Het
Tmem266 C T 9: 55,288,168 (GRCm39) probably null Het
Tmprss12 A G 15: 100,178,920 (GRCm39) probably benign Het
Trim32 G A 4: 65,531,491 (GRCm39) R16Q probably damaging Het
Usp38 T A 8: 81,711,053 (GRCm39) probably benign Het
Usp44 C T 10: 93,682,668 (GRCm39) P373S possibly damaging Het
Vmn1r209 G T 13: 22,990,118 (GRCm39) Q191K probably damaging Het
Vmn1r70 T C 7: 10,367,953 (GRCm39) I147T probably benign Het
Vmn2r107 T A 17: 20,595,394 (GRCm39) I649N probably damaging Het
Vmn2r12 A T 5: 109,239,755 (GRCm39) Y269* probably null Het
Zan C T 5: 137,410,938 (GRCm39) probably benign Het
Zfp616 G T 11: 73,974,306 (GRCm39) V192L probably benign Het
Zfp644 A T 5: 106,786,199 (GRCm39) V116D probably damaging Het
Zgrf1 T C 3: 127,378,299 (GRCm39) probably benign Het
Zhx3 A T 2: 160,621,914 (GRCm39) L751* probably null Het
Znfx1 T A 2: 166,897,331 (GRCm39) Q531L 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
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
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'- CTGAGGACCAAGGGTATATGGATGACA -3'
(R):5'- catctgcccagGACTGCCAC -3'

Sequencing Primer
(F):5'- TCTCTGGATGATAAGAACACAGC -3'
(R):5'- tcccccataaccacctacc -3'
Posted On 2013-05-23