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SI

protein-coding gene in the species Homo sapiens
Class type of: protein-coding gene Q18031493

Facts

13 properties
Instance of
gene
Subclass of
protein-coding gene
Chromosome
human chromosome 3[12]
Cytogenetic location
3q26.1[15]
Encodes
Sucrase-isomaltase[10]
Expressed in
jejunal mucosa, mucosa of ileum, mucosa of sigmoid colon, duodenum, sperm, rectum, testicle, epithelium of colon, mucosa of transverse colon, appendix[16][17][18][19][20][21][22][23][24][25]
Found in taxon
Homo sapiens[11]
Genetic association
sucrose intolerance[13]
Genomic end
164796283, 165078496[6][7]
Genomic start
164978898, 164696686[4][5]
HomoloGene ID
37424[3]
Ortholog
Sis, Si[8][9]
Strand orientation
reverse strand[14]
🏷️ Also known as
en SI en sucrase-isomaltase
🔖 Identifiers · 9
Ensembl gene ID
ENSG00000090402
Ensembl transcript ID
ENST00000476593, ENST00000264382, ENST00000463607
Entrez Gene ID
6476
Exact match
identifiers.org
HGNC ID
10856
HGNC gene symbol
SI
OMIM ID
609845
RefSeq RNA ID
XM_011513078, NM_001041, XM_047448735, XM_047448736, XM_047448737
UMLS CUI
C1420044

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Summary

SI is a gene[1]. SI is a type of protein-coding gene[2].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [2] ↑ . Ensembl Release 87. wikidata.org.
  2. [3] ↑ . NCBI Gene. Retrieved . wikidata.org.
  3. [4] ↑ . ensembl Release 106. wikidata.org.
  4. [5] ↑ . ensembl Release 106. wikidata.org.
  5. [6] ↑ . ensembl Release 106. wikidata.org.
  6. [7] ↑ . ensembl Release 106. wikidata.org.
  7. [8] ↑ . HomoloGene build68. omabrowser.org. Provenance: wikidata.org.
  8. [9] ↑ . HomoloGene build68. omabrowser.org. Provenance: wikidata.org.
  9. [10] ↑ . UniProt. Retrieved . wikidata.org.
  10. [11] ↑ . ensembl Release 106. wikidata.org.
  11. [12] ↑ . ensembl Release 106. wikidata.org.
  12. [13] ↑ . UniProt. Retrieved . platform.opentargets.org. Provenance: wikidata.org.
  13. [14] ↑ . ensembl Release 106. wikidata.org.
  14. [15] ↑ . NCBI Gene. Retrieved . wikidata.org.
  15. [16] ↑ . Bgee. Retrieved . bgee.org. Provenance: wikidata.org.
  16. [17] ↑ . Bgee. Retrieved . bgee.org. Provenance: wikidata.org.
  17. [18] ↑ . Bgee. Retrieved . bgee.org. Provenance: wikidata.org.
  18. [19] ↑ . Bgee. Retrieved . bgee.org. Provenance: wikidata.org.
  19. [20] ↑ . Bgee. Retrieved . bgee.org. Provenance: wikidata.org.
  20. [21] ↑ . Bgee. Retrieved . bgee.org. Provenance: wikidata.org.
  21. [22] ↑ . Bgee. Retrieved . bgee.org. Provenance: wikidata.org.
  22. [23] ↑ . Bgee. Retrieved . bgee.org. Provenance: wikidata.org.
  23. [24] ↑ . Bgee. Retrieved . bgee.org. Provenance: wikidata.org.
  24. [25] ↑ . Bgee. Retrieved . bgee.org. Provenance: wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). SI. Retrieved October 29, 2026, from https://4ort.xyz/entity/si-q18031493
MLA “SI.” 4ort.xyz Knowledge Graph, 4ort.xyz, 29 Oct. 2026, https://4ort.xyz/entity/si-q18031493.
BibTeX @misc{4ortxyz_si-q18031493_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{SI}}, year = {2026}, url = {https://4ort.xyz/entity/si-q18031493}, note = {Accessed: 2026-10-29}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): SI — https://4ort.xyz/entity/si-q18031493 (retrieved 2026-10-29)

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Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 25w ago · Mathieu Kappler · 2026-05-20 view diff on Wikidata ↗
    HGNC gene symbol → SI
    Genetic association → sucrose intolerance
    RefSeq RNA ID → XM_011513078, NM_001041, XM_047448735 +2
    Exact match → http://identifiers.org/ncbigene/6476
    + 19 other properties edited (see Wikidata diff for full list)
    "Changed [gsw] labels, descriptions or aliases: QuickStatements 3.0 batch #32527: human gene name and description in Alemannic"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.