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- Table of Contents
1 Citations 13 Q&As
Facts about Sucrase-isomaltase, intestinal.
.
| Human | |
|---|---|
| Gene Name: | SI |
| Uniprot: | P14410 |
| Entrez: | 6476 |

| Belongs to: |
|---|
| glycosyl hydrolase 31 family |

EC 3.2.1.20; MGC131621; MGC131622; oligosaccharide alpha-1,6-glucosidase; sucrase-isomaltase (alpha-glucosidase); sucrase-isomaltase; sucrase-isomaltase, intestinal
Mass (kDA):
209.453 kDA

| Human | |
|---|---|
| Location: | 3q26.1 |
| Sequence: | 3; NC_000003.12 (164978898..165078496, complement) |
Expressed in the poorly differentiated crypt cells of the small intestine as well as in the mature villous cells. Expressed at very low levels in the colon.
Apical cell membrane; Single-pass type II membrane protein. Brush border.




PMID: 1353958 by Chantret I., et al. Sequence of the complete cDNA and the 5' structure of the human sucrase-isomaltase gene. Possible homology with a yeast glucoamylase.
PMID: 2962903 by Green F., et al. Isolation of a cDNA probe for a human jejunal brush-border hydrolase, sucrase-isomaltase, and assignment of the gene locus to chromosome 3.