{{Rsnum
|rsid=4855271
|Gene=SI
|Chromosome=3
|position=164996744
|Orientation=plus
|ReferenceAllele=G
|MissenseAllele=A
|GMAF=0.07438
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
|geno1=(C;C)
|geno2=(C;T)
|geno3=(T;T)
|Gene_s=SI
}}{{ population diversity
| geno1=(C;C)
| geno2=(C;T)
| geno3=(T;T)
| CEU | 1.5 | 9.2 | 89.2
| HCB | 2.2 | 8.9 | 88.9
| JPT | 0.0 | 9.1 | 90.9
| YRI | 0.0 | 6.3 | 93.7
| ASW | 0.0 | 0.0 | 0.0
| CHB | 2.2 | 8.9 | 88.9
| CHD | 0.0 | 0.0 | 0.0
| GIH | 0.0 | 0.0 | 0.0
| LWK | 0.0 | 0.0 | 0.0
| MEX | 35.7 | 64.3 | 0.0
| MKK | 0.0 | 0.0 | 0.0
| TSI | 0.0 | 0.0 | 0.0
| HapMapRevision=28
}}{{Venter SNP
|rsid=4855271
|allele=T
|frequency=0.933
|uid=1103656286251
|type=homozygous_SNP
|hugo=SI
|ensembl gene=ENSG00000090402
|ensembl transcript=ENST00000264382
|sift=
|disease=Defects in SI are the cause of disaccharide intolerance I (MIM:222900).
}}

{{GET Evidence
|gene=SI
|aa_change=Met1523Ile
|aa_change_short=M1523I
|impact=not reviewed
|qualified_impact=Insufficiently evaluated not reviewed
|inheritance=unknown
|quality_scores=Array
|dbsnp_id=rs4855271
|overall_frequency_n=9020
|overall_frequency_d=9768
|overall_frequency=0.923423
|n_genomes=54
|n_genomes_annotated=0
|n_haplomes=104
|n_articles=0
|n_articles_annotated=0
|nblosum100=-1
|autoscore=0
|webscore=N
}}

{{on chip | 23andMe v1}}
{{on chip | 23andMe v2}}
{{on chip | 23andMe v3}}
{{on chip | 23andMe v4}}
{{on chip | FTDNA2}}
{{on chip | FTDNA}}
{{on chip | HumanOmni1Quad}}
{{on chip | Illumina Human 1M}}