PDX1 pancreatic and duodenal homeobox 1 [Homo sapiens (human)]
| Gene Symbol | PDX1 |
| Entrez Gene ID | 3651 |
| Full Name | pancreatic and duodenal homeobox 1 |
| Synonyms | GSF, IDX-1, IPF1, IUF1, MODY4, PDX-1, STF-1 |
| Gene Type | protein-coding |
| Organism | Homo sapiens (human) |
| Genome |
13 13q12.1 |
| Summary | The protein encoded by this gene is a transcriptional activator of several genes, including insulin, somatostatin, glucokinase, islet amyloid polypeptide, and glucose transporter type 2. The encoded nuclear protein is involved in the early development of the pancreas and plays a major role in glucose-dependent regulation of insulin gene expression. Defects in this gene are a cause of pancreatic agenesis, which can lead to early-onset insulin-dependent diabetes mellitus (NIDDM), as well as maturity onset diabetes of the young type 4 (MODY4). [provided by RefSeq]. |
| Disorder | MIM: 600733 Pancreatic agenesis, 260370 (3); MODY, type IV, 606392 (3); {Diabetes |
| mRNA | NM_000209, 189095257 |
| Protein | NP_000200, 4557673 |
| Product | pancreas/duodenum homeobox protein 1 |
| RefSeq Status | REVIEWED |
| hsa04930 | Type II diabetes mellitus |
| hsa04950 | Maturity onset diabetes of the young |
Pathway Interaction Database
| hnf3bpathway | FOXA2 and FOXA3 transcription factor networks |
Reactome
| REACT_13819 | Regulation of gene expression in beta cells |
| REACT_15380 | Diabetes pathways |
| REACT_13778 | Regulation of gene expression in early pancreatic precursor cells |
| REACT_13698 | Regulation of beta-cell development |
| REACT_15550 | Insulin Synthesis and Processing |
| Homo sapiens (human) | PDX1 | NP_000200.1 |
| Pan troglodytes (chimpanzee) | PDX1 | XP_509600.2 |
| Canis lupus familiaris (dog) | PDX1 | XP_543155.2 |
| Bos taurus (cattle) | PDX1 | XP_583722.1 |
| Mus musculus (house mouse) | Pdx1 | NP_032840.1 |
| Gallus gallus (chicken) | PDX1 | XP_001234636.1 |
| Danio rerio (zebrafish) | pdx1 | NP_571518.2 |
| ID | Name | Evidence |
| GO:0000122 | negative regulation of transcription from RNA polymerase II promoter | IEA |
| GO:0003309 | type B pancreatic cell differentiation | ISS |
| GO:0006006 | glucose metabolic process | IEA |
| GO:0006091 | generation of precursor metabolites and energy | TAS |
| GO:0006351 | transcription, DNA-dependent | TAS |
| GO:0007263 | nitric oxide mediated signal transduction | IDA |
| GO:0007275 | multicellular organismal development | IEA |
| GO:0008284 | positive regulation of cell proliferation | IEA |
| GO:0008285 | negative regulation of cell proliferation | IEA |
| GO:0009887 | organ morphogenesis | TAS |
| GO:0016331 | morphogenesis of embryonic epithelium | IEA |
| GO:0030073 | insulin secretion | IDA |
| GO:0031017 | exocrine pancreas development | IEA |
| GO:0031018 | endocrine pancreas development | TAS |
| GO:0042593 | glucose homeostasis | IEA |
| GO:0045944 | positive regulation of transcription from RNA polymerase II promoter | ISS |
| GO:0051594 | detection of glucose | ISS |
Component
| ID | Name | Evidence |
| GO:0005634 | nucleus | IEA |
| GO:0044424 | intracellular part | IEA |
Function
| ID | Name | Evidence |
| GO:0003682 | chromatin binding | IEA |
| GO:0003700 | sequence-specific DNA binding transcription factor activity | TAS |
| GO:0043565 | sequence-specific DNA binding | IEA |
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