Incidental Mutation 'R8074:Sis'
ID 620393
Institutional Source Beutler Lab
Gene Symbol Sis
Ensembl Gene ENSMUSG00000027790
Gene Name sucrase isomaltase
Synonyms 2010204N08Rik, Si-s, sucrase-isomaltase
MMRRC Submission 067508-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R8074 (G1)
Quality Score 225.009
Status Validated
Chromosome 3
Chromosomal Location 72795890-72875196 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 72824531 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Lysine at position 1334 (I1334K)
Ref Sequence ENSEMBL: ENSMUSP00000129116 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000094190] [ENSMUST00000167334]
AlphaFold F8VQM5
Predicted Effect probably damaging
Transcript: ENSMUST00000094190
AA Change: I1334K

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000091742
Gene: ENSMUSG00000027790
AA Change: I1334K

DomainStartEndE-ValueType
transmembrane domain 13 32 N/A INTRINSIC
PD 51 103 1.92e-12 SMART
Pfam:NtCtMGAM_N 115 224 1.2e-35 PFAM
Pfam:Gal_mutarotas_2 225 294 4.8e-9 PFAM
Pfam:Glyco_hydro_31 314 787 2.1e-142 PFAM
PD 917 972 6.69e-12 SMART
Pfam:NtCtMGAM_N 985 1098 6e-33 PFAM
Blast:ANK 1138 1168 1e-5 BLAST
Pfam:Glyco_hydro_31 1186 1682 8.4e-137 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000167334
AA Change: I1334K

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000129116
Gene: ENSMUSG00000027790
AA Change: I1334K

DomainStartEndE-ValueType
transmembrane domain 13 32 N/A INTRINSIC
PD 51 103 1.92e-12 SMART
Pfam:NtCtMGAM_N 115 224 1.2e-35 PFAM
Pfam:Gal_mutarotas_2 225 294 4.8e-9 PFAM
Pfam:Glyco_hydro_31 314 787 2.1e-142 PFAM
PD 917 972 6.69e-12 SMART
Pfam:NtCtMGAM_N 985 1098 6e-33 PFAM
Blast:ANK 1138 1168 1e-5 BLAST
Pfam:Glyco_hydro_31 1186 1682 8.4e-137 PFAM
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.7%
  • 20x: 99.2%
Validation Efficiency 98% (62/63)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a sucrase-isomaltase enzyme that is expressed in the intestinal brush border. The encoded protein is synthesized as a precursor protein that is cleaved by pancreatic proteases into two enzymatic subunits sucrase and isomaltase. These two subunits heterodimerize to form the sucrose-isomaltase complex. This complex is essential for the digestion of dietary carbohydrates including starch, sucrose and isomaltose. Mutations in this gene are the cause of congenital sucrase-isomaltase deficiency.[provided by RefSeq, Apr 2010]
Allele List at MGI
Other mutations in this stock
Total: 62 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca8b T A 11: 109,829,320 (GRCm39) I1380L probably benign Het
Adcy3 T C 12: 4,184,420 (GRCm39) V32A probably benign Het
Ano3 T A 2: 110,780,577 (GRCm39) probably benign Het
Arhgef12 G A 9: 42,882,399 (GRCm39) R1482* probably null Het
Cd300lg T G 11: 101,932,427 (GRCm39) L4R probably damaging Het
Cfap57 T A 4: 118,426,822 (GRCm39) K1072M possibly damaging Het
Clasp1 G T 1: 118,390,213 (GRCm39) M132I probably benign Het
Clec18a T G 8: 111,798,230 (GRCm39) D489A probably damaging Het
Cngb1 A G 8: 95,978,801 (GRCm39) S551P Het
Efna4 G A 3: 89,242,633 (GRCm39) T87M probably benign Het
Fam229b T C 10: 38,996,255 (GRCm39) R42G probably null Het
Gm17175 C T 14: 51,809,080 (GRCm39) M95I probably damaging Het
Grk4 A G 5: 34,833,482 (GRCm39) E96G probably benign Het
Helb A C 10: 119,925,321 (GRCm39) F1019V probably benign Het
Hsd17b2 T C 8: 118,485,440 (GRCm39) V301A possibly damaging Het
Htr1b A G 9: 81,513,582 (GRCm39) F342L probably benign Het
Idua C A 5: 108,828,441 (GRCm39) A265E possibly damaging Het
Jup T G 11: 100,277,113 (GRCm39) T32P probably damaging Het
Kidins220 A G 12: 25,107,715 (GRCm39) K1632E probably benign Het
Lef1 G A 3: 130,997,954 (GRCm39) probably null Het
Lypla2 A G 4: 135,697,112 (GRCm39) probably null Het
Mall A G 2: 127,571,785 (GRCm39) M1T probably null Het
Mettl25 G T 10: 105,661,941 (GRCm39) A343E probably benign Het
Mpdz T C 4: 81,267,324 (GRCm39) N940S probably benign Het
Nsun4 A T 4: 115,908,631 (GRCm39) V643D possibly damaging Het
Nupr1 A T 7: 126,224,109 (GRCm39) F70Y possibly damaging Het
Or1e17 T A 11: 73,831,213 (GRCm39) V47D possibly damaging Het
Or52b4i A G 7: 102,191,830 (GRCm39) H229R probably benign Het
Or52e8 A T 7: 104,624,934 (GRCm39) I90N probably damaging Het
Or5ac20 A G 16: 59,104,549 (GRCm39) F104L probably benign Het
Or8g32 A T 9: 39,305,242 (GRCm39) I49F probably damaging Het
Or8k3 C G 2: 86,058,473 (GRCm39) V281L possibly damaging Het
Pabpc4 A T 4: 123,180,508 (GRCm39) M77L probably benign Het
Phactr3 A G 2: 177,944,589 (GRCm39) E429G probably damaging Het
Polr3b A G 10: 84,549,523 (GRCm39) D915G probably damaging Het
Pramel14 A T 4: 143,718,424 (GRCm39) F340I probably benign Het
Prkcg T A 7: 3,372,037 (GRCm39) M501K probably damaging Het
Prkch G A 12: 73,747,041 (GRCm39) A307T possibly damaging Het
Ptprt A G 2: 161,769,581 (GRCm39) V428A possibly damaging Het
Rnf145 C A 11: 44,448,263 (GRCm39) D373E probably damaging Het
Scfd2 G T 5: 74,680,257 (GRCm39) Q299K probably benign Het
Septin2 A G 1: 93,433,283 (GRCm39) D315G probably benign Het
Sf3a1 T A 11: 4,125,435 (GRCm39) Y408* probably null Het
Siglecf A T 7: 43,001,214 (GRCm39) N61Y possibly damaging Het
Slc38a6 A T 12: 73,391,658 (GRCm39) T307S possibly damaging Het
Spag9 T A 11: 94,002,877 (GRCm39) F1129Y probably damaging Het
Sra1 G A 18: 36,808,064 (GRCm39) A388V possibly damaging Het
Srpk1 T G 17: 28,840,990 (GRCm39) K12T probably damaging Het
Stam2 A T 2: 52,596,438 (GRCm39) I333K probably damaging Het
Tle1 GAA GA 4: 72,057,216 (GRCm39) probably null Het
Tmem121b T C 6: 120,469,869 (GRCm39) K283E possibly damaging Het
Tmem200a T C 10: 25,868,850 (GRCm39) E473G probably damaging Het
Tnxb T A 17: 34,922,955 (GRCm39) S2513T probably benign Het
Ttc16 A T 2: 32,664,135 (GRCm39) probably benign Het
Ttll8 C T 15: 88,799,578 (GRCm39) C621Y probably damaging Het
Ubn2 T A 6: 38,417,475 (GRCm39) M171K probably benign Het
Vmn2r19 T A 6: 123,312,904 (GRCm39) V658D probably damaging Het
Vmn2r6 A T 3: 64,455,064 (GRCm39) probably benign Het
Vwa3a A T 7: 120,398,321 (GRCm39) I941L probably benign Het
Zbtb24 A G 10: 41,327,228 (GRCm39) D38G probably damaging Het
Zfp628 T C 7: 4,923,205 (GRCm39) C476R probably damaging Het
Zfp831 A C 2: 174,486,528 (GRCm39) N401T possibly damaging Het
Other mutations in Sis
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00582:Sis APN 3 72,853,969 (GRCm39) missense probably benign
IGL00715:Sis APN 3 72,841,457 (GRCm39) missense probably damaging 1.00
IGL00721:Sis APN 3 72,850,912 (GRCm39) missense probably damaging 1.00
IGL00766:Sis APN 3 72,814,570 (GRCm39) splice site probably benign
IGL00783:Sis APN 3 72,853,965 (GRCm39) missense probably benign
IGL00805:Sis APN 3 72,841,532 (GRCm39) missense probably benign 0.05
IGL00932:Sis APN 3 72,848,289 (GRCm39) splice site probably benign
IGL01020:Sis APN 3 72,874,171 (GRCm39) missense probably damaging 1.00
IGL01024:Sis APN 3 72,819,209 (GRCm39) missense probably damaging 1.00
IGL01286:Sis APN 3 72,848,358 (GRCm39) missense probably damaging 1.00
IGL01457:Sis APN 3 72,868,354 (GRCm39) missense probably benign
IGL01514:Sis APN 3 72,843,253 (GRCm39) splice site probably benign
IGL01986:Sis APN 3 72,852,545 (GRCm39) missense probably damaging 1.00
IGL02110:Sis APN 3 72,836,032 (GRCm39) nonsense probably null
IGL02132:Sis APN 3 72,854,804 (GRCm39) missense probably benign 0.00
IGL02152:Sis APN 3 72,796,319 (GRCm39) utr 3 prime probably benign
IGL02200:Sis APN 3 72,850,937 (GRCm39) missense probably damaging 0.99
IGL02244:Sis APN 3 72,863,523 (GRCm39) missense probably benign 0.19
IGL02307:Sis APN 3 72,819,167 (GRCm39) splice site probably benign
IGL02374:Sis APN 3 72,832,789 (GRCm39) missense probably benign 0.03
IGL02437:Sis APN 3 72,826,947 (GRCm39) critical splice acceptor site probably null
IGL02571:Sis APN 3 72,863,637 (GRCm39) splice site probably benign
IGL02601:Sis APN 3 72,820,543 (GRCm39) missense probably benign 0.44
IGL03063:Sis APN 3 72,835,630 (GRCm39) missense probably benign
IGL03382:Sis APN 3 72,836,052 (GRCm39) missense probably benign 0.00
IGL03397:Sis APN 3 72,843,212 (GRCm39) missense probably benign 0.44
PIT1430001:Sis UTSW 3 72,830,162 (GRCm39) missense probably damaging 0.97
R0013:Sis UTSW 3 72,817,809 (GRCm39) missense possibly damaging 0.65
R0013:Sis UTSW 3 72,817,809 (GRCm39) missense possibly damaging 0.65
R0046:Sis UTSW 3 72,839,427 (GRCm39) missense probably benign 0.01
R0094:Sis UTSW 3 72,828,770 (GRCm39) missense probably damaging 1.00
R0096:Sis UTSW 3 72,835,600 (GRCm39) missense probably damaging 1.00
R0505:Sis UTSW 3 72,867,629 (GRCm39) missense probably benign 0.29
R0544:Sis UTSW 3 72,858,975 (GRCm39) missense probably damaging 1.00
R0551:Sis UTSW 3 72,832,740 (GRCm39) missense possibly damaging 0.79
R0617:Sis UTSW 3 72,872,938 (GRCm39) missense probably damaging 1.00
R0698:Sis UTSW 3 72,817,831 (GRCm39) missense probably damaging 1.00
R0701:Sis UTSW 3 72,848,378 (GRCm39) missense probably damaging 1.00
R0704:Sis UTSW 3 72,857,155 (GRCm39) missense possibly damaging 0.63
R0706:Sis UTSW 3 72,859,864 (GRCm39) missense probably damaging 1.00
R0710:Sis UTSW 3 72,859,864 (GRCm39) missense probably damaging 1.00
R0752:Sis UTSW 3 72,859,864 (GRCm39) missense probably damaging 1.00
R0753:Sis UTSW 3 72,859,864 (GRCm39) missense probably damaging 1.00
R0754:Sis UTSW 3 72,859,864 (GRCm39) missense probably damaging 1.00
R0767:Sis UTSW 3 72,859,864 (GRCm39) missense probably damaging 1.00
R0769:Sis UTSW 3 72,859,864 (GRCm39) missense probably damaging 1.00
R0772:Sis UTSW 3 72,859,864 (GRCm39) missense probably damaging 1.00
R0774:Sis UTSW 3 72,859,864 (GRCm39) missense probably damaging 1.00
R0776:Sis UTSW 3 72,859,864 (GRCm39) missense probably damaging 1.00
R0818:Sis UTSW 3 72,859,864 (GRCm39) missense probably damaging 1.00
R0819:Sis UTSW 3 72,859,864 (GRCm39) missense probably damaging 1.00
R0885:Sis UTSW 3 72,819,282 (GRCm39) nonsense probably null
R1076:Sis UTSW 3 72,841,431 (GRCm39) missense probably damaging 0.97
R1140:Sis UTSW 3 72,858,949 (GRCm39) missense probably damaging 0.98
R1175:Sis UTSW 3 72,865,437 (GRCm39) splice site probably benign
R1301:Sis UTSW 3 72,853,915 (GRCm39) missense possibly damaging 0.76
R1437:Sis UTSW 3 72,841,475 (GRCm39) missense probably damaging 1.00
R1466:Sis UTSW 3 72,839,393 (GRCm39) missense possibly damaging 0.60
R1466:Sis UTSW 3 72,839,393 (GRCm39) missense possibly damaging 0.60
R1472:Sis UTSW 3 72,796,360 (GRCm39) missense probably benign 0.12
R1584:Sis UTSW 3 72,839,393 (GRCm39) missense possibly damaging 0.60
R1707:Sis UTSW 3 72,816,420 (GRCm39) splice site probably benign
R1715:Sis UTSW 3 72,796,343 (GRCm39) missense possibly damaging 0.47
R1719:Sis UTSW 3 72,872,937 (GRCm39) missense probably damaging 1.00
R1728:Sis UTSW 3 72,872,978 (GRCm39) nonsense probably null
R1784:Sis UTSW 3 72,872,978 (GRCm39) nonsense probably null
R1820:Sis UTSW 3 72,828,475 (GRCm39) missense probably damaging 1.00
R1972:Sis UTSW 3 72,828,337 (GRCm39) missense probably damaging 1.00
R1973:Sis UTSW 3 72,828,337 (GRCm39) missense probably damaging 1.00
R2054:Sis UTSW 3 72,820,570 (GRCm39) missense probably benign 0.01
R2233:Sis UTSW 3 72,820,527 (GRCm39) missense probably benign 0.03
R2235:Sis UTSW 3 72,820,527 (GRCm39) missense probably benign 0.03
R2276:Sis UTSW 3 72,821,934 (GRCm39) nonsense probably null
R2435:Sis UTSW 3 72,819,237 (GRCm39) missense probably benign 0.01
R2885:Sis UTSW 3 72,816,506 (GRCm39) missense probably benign 0.01
R2966:Sis UTSW 3 72,796,343 (GRCm39) missense probably benign 0.30
R3708:Sis UTSW 3 72,850,856 (GRCm39) missense probably benign 0.02
R3790:Sis UTSW 3 72,828,747 (GRCm39) missense probably damaging 1.00
R3807:Sis UTSW 3 72,832,929 (GRCm39) missense probably benign 0.01
R3858:Sis UTSW 3 72,835,985 (GRCm39) missense probably damaging 0.99
R3974:Sis UTSW 3 72,850,968 (GRCm39) missense probably damaging 0.96
R3975:Sis UTSW 3 72,850,968 (GRCm39) missense probably damaging 0.96
R4037:Sis UTSW 3 72,835,935 (GRCm39) missense probably benign
R4080:Sis UTSW 3 72,828,517 (GRCm39) missense probably damaging 1.00
R4204:Sis UTSW 3 72,868,415 (GRCm39) missense probably benign
R4394:Sis UTSW 3 72,863,482 (GRCm39) missense probably damaging 1.00
R4470:Sis UTSW 3 72,835,492 (GRCm39) splice site probably null
R4573:Sis UTSW 3 72,835,570 (GRCm39) missense possibly damaging 0.94
R4868:Sis UTSW 3 72,850,881 (GRCm39) missense probably benign 0.09
R5023:Sis UTSW 3 72,841,455 (GRCm39) missense probably benign 0.05
R5264:Sis UTSW 3 72,857,089 (GRCm39) missense probably damaging 0.98
R5414:Sis UTSW 3 72,859,826 (GRCm39) missense probably benign
R5462:Sis UTSW 3 72,857,171 (GRCm39) missense probably damaging 0.96
R5523:Sis UTSW 3 72,798,754 (GRCm39) missense probably benign 0.00
R5584:Sis UTSW 3 72,817,748 (GRCm39) missense probably damaging 1.00
R5587:Sis UTSW 3 72,821,909 (GRCm39) missense possibly damaging 0.94
R5725:Sis UTSW 3 72,872,931 (GRCm39) missense probably damaging 1.00
R5769:Sis UTSW 3 72,835,568 (GRCm39) missense probably damaging 0.98
R5790:Sis UTSW 3 72,835,507 (GRCm39) missense probably benign
R5864:Sis UTSW 3 72,857,151 (GRCm39) missense probably damaging 1.00
R5902:Sis UTSW 3 72,867,589 (GRCm39) critical splice donor site probably null
R5925:Sis UTSW 3 72,828,713 (GRCm39) splice site probably null
R6018:Sis UTSW 3 72,820,525 (GRCm39) missense possibly damaging 0.95
R6029:Sis UTSW 3 72,835,641 (GRCm39) missense probably benign 0.30
R6124:Sis UTSW 3 72,860,544 (GRCm39) missense possibly damaging 0.69
R6171:Sis UTSW 3 72,868,360 (GRCm39) missense possibly damaging 0.75
R6182:Sis UTSW 3 72,811,626 (GRCm39) missense probably benign 0.05
R6295:Sis UTSW 3 72,874,103 (GRCm39) missense probably damaging 0.99
R6416:Sis UTSW 3 72,819,187 (GRCm39) missense probably damaging 1.00
R6431:Sis UTSW 3 72,865,507 (GRCm39) missense probably benign 0.00
R6472:Sis UTSW 3 72,846,067 (GRCm39) nonsense probably null
R6517:Sis UTSW 3 72,814,475 (GRCm39) missense probably damaging 1.00
R6701:Sis UTSW 3 72,856,860 (GRCm39) missense probably damaging 1.00
R6796:Sis UTSW 3 72,872,951 (GRCm39) missense probably benign 0.06
R6853:Sis UTSW 3 72,798,759 (GRCm39) missense possibly damaging 0.93
R6906:Sis UTSW 3 72,826,818 (GRCm39) missense probably damaging 1.00
R7058:Sis UTSW 3 72,810,940 (GRCm39) missense probably damaging 0.98
R7357:Sis UTSW 3 72,832,404 (GRCm39) missense probably damaging 1.00
R7381:Sis UTSW 3 72,820,625 (GRCm39) splice site probably null
R7439:Sis UTSW 3 72,816,374 (GRCm39) missense possibly damaging 0.81
R7742:Sis UTSW 3 72,832,431 (GRCm39) missense probably benign 0.19
R7813:Sis UTSW 3 72,832,801 (GRCm39) missense probably benign 0.01
R7883:Sis UTSW 3 72,828,329 (GRCm39) missense possibly damaging 0.78
R7899:Sis UTSW 3 72,844,584 (GRCm39) missense probably damaging 1.00
R7915:Sis UTSW 3 72,828,471 (GRCm39) missense probably damaging 0.99
R7985:Sis UTSW 3 72,844,294 (GRCm39) splice site probably null
R8020:Sis UTSW 3 72,816,298 (GRCm39) critical splice donor site probably null
R8023:Sis UTSW 3 72,859,813 (GRCm39) missense probably damaging 0.97
R8029:Sis UTSW 3 72,828,475 (GRCm39) missense probably damaging 1.00
R8053:Sis UTSW 3 72,856,901 (GRCm39) nonsense probably null
R8062:Sis UTSW 3 72,828,321 (GRCm39) nonsense probably null
R8085:Sis UTSW 3 72,814,462 (GRCm39) missense probably damaging 1.00
R8137:Sis UTSW 3 72,796,378 (GRCm39) missense probably benign 0.22
R8349:Sis UTSW 3 72,810,984 (GRCm39) missense probably damaging 1.00
R8354:Sis UTSW 3 72,854,834 (GRCm39) missense possibly damaging 0.84
R8366:Sis UTSW 3 72,865,566 (GRCm39) missense probably damaging 1.00
R8449:Sis UTSW 3 72,810,984 (GRCm39) missense probably damaging 1.00
R8454:Sis UTSW 3 72,854,834 (GRCm39) missense possibly damaging 0.84
R8474:Sis UTSW 3 72,836,730 (GRCm39) missense probably damaging 1.00
R8515:Sis UTSW 3 72,836,742 (GRCm39) missense probably benign 0.00
R8680:Sis UTSW 3 72,867,628 (GRCm39) missense probably damaging 1.00
R8703:Sis UTSW 3 72,867,657 (GRCm39) missense probably damaging 1.00
R9098:Sis UTSW 3 72,844,578 (GRCm39) missense possibly damaging 0.66
R9466:Sis UTSW 3 72,872,910 (GRCm39) critical splice donor site probably null
R9574:Sis UTSW 3 72,828,490 (GRCm39) missense probably benign 0.05
R9630:Sis UTSW 3 72,828,722 (GRCm39) missense probably benign 0.11
R9680:Sis UTSW 3 72,863,621 (GRCm39) missense probably benign 0.12
R9709:Sis UTSW 3 72,799,074 (GRCm39) missense possibly damaging 0.47
R9731:Sis UTSW 3 72,835,543 (GRCm39) missense probably benign 0.01
X0009:Sis UTSW 3 72,796,355 (GRCm39) missense probably damaging 0.99
X0024:Sis UTSW 3 72,836,003 (GRCm39) missense probably benign
X0060:Sis UTSW 3 72,828,239 (GRCm39) intron probably benign
Z1176:Sis UTSW 3 72,850,890 (GRCm39) missense probably benign 0.25
Z1176:Sis UTSW 3 72,811,606 (GRCm39) missense probably benign 0.05
Z1177:Sis UTSW 3 72,850,902 (GRCm39) missense probably damaging 1.00
Z1177:Sis UTSW 3 72,817,807 (GRCm39) missense probably damaging 1.00
Z1177:Sis UTSW 3 72,816,505 (GRCm39) missense possibly damaging 0.88
Predicted Primers PCR Primer
(F):5'- GAGTTGTAGTATACTGGAAAATTCAGG -3'
(R):5'- TTCACGGTGGTTAGAGTACATGC -3'

Sequencing Primer
(F):5'- CAGGTAAAGACAATGAAAAATGGTCC -3'
(R):5'- GGTTAGAGTACATGCCAAAATTTAGG -3'
Posted On 2020-01-23