ALPI | |||||||||||||||||||||||||||||||||||||||||||||||||||
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Aliases | ALPI , IAP, alkaline phosphatase, intestinal | ||||||||||||||||||||||||||||||||||||||||||||||||||
External IDs | OMIM: 171740 MGI: 87984 HomoloGene: 134333 GeneCards: ALPI | ||||||||||||||||||||||||||||||||||||||||||||||||||
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Wikidata | |||||||||||||||||||||||||||||||||||||||||||||||||||
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Alkaline phosphatase, intestinal also known as ALPI is a type of alkaline phosphatase that in humans is encoded by the ALPI gene. [5] [6]
Intestinal alkaline phosphatase is an endogenous protein that plays an essential function in the maintenance of gut homeostasis. The protein is responsible for detoxifying bacterial toxins, dephosphorylating phosphorylated nucleotides, regulating lipid absorption in the intestine, and regulating the microbiome in the intestine. [7] In addition to these functions, intestinal alkaline phosphatase can also modulate bicarbonate secretion and can modulate the pH of the duodenum. [8]
The enzyme alkaline phosphatase has the physiological role of dephosphorylating compounds. The enzyme is found across a multitude of organisms, prokaryotes and eukaryotes alike, with the same general function, but in different structural forms suitable to the environment they function in. Alkaline phosphatase is found in the periplasmic space of E. coli bacteria. This enzyme is heat stable and has its maximum activity at high pH. In humans, it is found in many forms depending on its origin within the body – it plays an integral role in metabolism within the liver and development within the skeleton. Due to its widespread prevalence in these areas, its concentration in the bloodstream is used by diagnosticians as a biomarker in helping determine diagnoses such as hepatitis or osteomalacia.
Ferroportin-1, also known as solute carrier family 40 member 1 (SLC40A1) or iron-regulated transporter 1 (IREG1), is a protein that in humans is encoded by the SLC40A1 gene. Ferroportin is a transmembrane protein that transports iron from the inside of a cell to the outside of the cell. Ferroportin is the only known iron exporter.
Natural resistance-associated macrophage protein 2, also known as divalent metal transporter 1 (DMT1) and divalent cation transporter 1 (DCT1), is a protein that in humans is encoded by the SLC11A2 gene. DMT1 represents a large family of orthologous metal ion transporter proteins that are highly conserved from bacteria to humans.
Alkaline phosphatase, tissue-nonspecific isozyme is an enzyme that in humans is encoded by the ALPL gene.
FABP1 is a human gene coding for the protein product FABP1. It is also frequently known as liver-type fatty acid-binding protein (LFABP).
Chloride anion exchanger, also known as down-regulated in adenoma, is a protein that in humans is encoded by the SLC26A3 gene.
Sodium–hydrogen exchanger 2 is a protein that in humans is encoded by the SLC9A2 gene.
Homeobox protein CDX-1 is a protein in humans that is encoded by the CDX1 gene. CDX1 is expressed in the developing endoderm and its expression persists in the intestine throughout adulthood. CDX1 protein expression varies along the intestine, with high expression in intestinal crypts and diminishing expression along intestinal villi.
Transcription factor GATA-5 is a protein that in humans is encoded by the GATA5 gene.
Sodium/bile acid cotransporter also known as the Na+-taurocholate cotransporting polypeptide (NTCP) or liver bile acid transporter (LBAT) is a protein that in humans is encoded by the SLC10A1 (solute carrier family 10 member 1) gene.
Sodium-dependent multivitamin transporter is a protein that in humans is encoded by the SLC5A6 gene.
Choline transporter-like protein 1 is a protein that in humans is encoded by the SLC44A1 gene.
Sodium-dependent phosphate transport protein 2B (NaPi2b) is a protein that in humans is encoded by the SLC34A2 gene.
Calcium-regulated heat stable protein 1 (CARHSP1) also known as calcium-regulated heat-stable protein of 24 kDa (CRHSP-24) is a protein that in humans is encoded by the CARHSP1 gene.
Organic solute transporter alpha, also known as OST-alpha, is a protein which in humans is encoded by the SLC51A gene.
Gastrokine-1 is a protein that in humans is encoded by the GKN1 gene.
Alkaline phosphatase, placental type also known as placental alkaline phosphatase (PLAP) is an allosteric enzyme that in humans is encoded by the ALPP gene.
Organic solute transporter beta, also known as OST-beta, is a protein which in humans is encoded by the OSTB gene.
Anoctamin-1 (ANO1) also known as Transmembrane member 16A (TMEM16A) is a protein that, in humans, is encoded by the ANO1 gene. Anoctamin-1 is a voltage-gated calcium-activated anion channel, which acts as a chloride channel and a bicarbonate channel. additionally Anoctamin-1 is apical iodide channel. It is expressed in smooth muscle, epithelial cells, vomeronasal neurons, olfactory sustentacular cells, and is highly expressed in interstitial cells of Cajal (ICC) throughout the gastrointestinal tract.
Solute carrier family 13 (sodium-dependent citrate transporter), member 5 also known as the Na+/citrate cotransporter or mIndy is a protein that in humans is encoded by the SLC13A5 gene. It is the mammalian homolog of the fly Indy gene.