Sequence in raw or FASTA format:
LEP leptin [Homo sapiens (human)]
| Gene Symbol | LEP |
| Entrez Gene ID | 3952 |
| Full Name | leptin |
| Synonyms | FLJ94114, OB, OBS |
| Gene Type | protein-coding |
| Organism | Homo sapiens (human) |
| Genome |
7 7q31.3 |
| Summary | This gene encodes a protein that is secreted by white adipocytes, and which plays a major role in the regulation of body weight. This protein, which acts through the leptin receptor, functions as part of a signaling pathway that can inhibit food intake and/or regulate energy expenditure to maintain constancy of the adipose mass. This protein also has several endocrine functions, and is involved in the regulation of immune and inflammatory responses, hematopoiesis, angiogenesis and wound healing. Mutations in this gene and/or its regulatory regions cause severe obesity, and morbid obesity with hypogonadism. This gene has also been linked to type 2 diabetes mellitus development. [provided by RefSeq]. |
| Disorder | MIM: 164160 Obesity, severe, due to leptin deficiency (3); Obesity, morbid, with |
| mRNA | NM_000230, 169790920 |
| Protein | NP_000221, 4557715 |
| Product | leptin precursor |
| RefSeq Status | REVIEWED |
| hsa04920 | Adipocytokine signaling pathway |
| hsa04060 | Cytokine-cytokine receptor interaction |
| hsa04630 | Jak-STAT signaling pathway |
| hsa04080 | Neuroactive ligand-receptor interaction |
WikiPathways
| WP236 | Adipogenesis |
Pathway Interaction Database
| ptp1bpathway | Signaling events mediated by PTP1B |
| hif1_tfpathway | HIF-1-alpha transcription factor network |
Reactome
| REACT_19189 | Synthesis, Secretion, and Deacylation of Ghrelin |
| REACT_15380 | Diabetes pathways |
| REACT_18325 | Regulation of Insulin Secretion |
| REACT_1505 | Integration of energy metabolism |
| REACT_23974 | Incretin Synthesis, Secretion, and Inactivation |
| REACT_24019 | Synthesis, Secretion, and Inactivation of Glucagon-like Peptide-1 (GLP-1) |
| Homo sapiens (human) | LEP | NP_000221.1 |
| Pan troglodytes (chimpanzee) | LEP | XP_519353.2 |
| Canis lupus familiaris (dog) | LEP | NP_001003070.1 |
| Bos taurus (cattle) | LEP | NP_776353.2 |
| Mus musculus (house mouse) | Lep | NP_032519.1 |
| Rattus norvegicus (Norway rat) | Lep | NP_037208.1 |
| ID | Name | Evidence |
| GO:0000122 | negative regulation of transcription from RNA polymerase II promoter | IEA |
| GO:0001542 | ovulation from ovarian follicle | IEA |
| GO:0001890 | placenta development | IDA |
| GO:0001932 | regulation of protein phosphorylation | IEA |
| GO:0002021 | response to dietary excess | IEA |
| GO:0006006 | glucose metabolic process | IEA |
| GO:0006111 | regulation of gluconeogenesis | IEA |
| GO:0006112 | energy reserve metabolic process | IEA |
| GO:0006629 | lipid metabolic process | IEA |
| GO:0007165 | signal transduction | IEA |
| GO:0008203 | cholesterol metabolic process | IEA |
| GO:0008206 | bile acid metabolic process | IEA |
| GO:0008343 | adult feeding behavior | ISS |
| GO:0009062 | fatty acid catabolic process | IEA |
| GO:0009892 | negative regulation of metabolic process | IEA |
| GO:0021954 | central nervous system neuron development | IEA |
| GO:0030300 | regulation of intestinal cholesterol absorption | IEA |
| GO:0032099 | negative regulation of appetite | ISS |
| GO:0032868 | response to insulin stimulus | IEA |
| GO:0033210 | leptin-mediated signaling pathway | IEA |
| GO:0042307 | positive regulation of protein import into nucleus | IEA |
| GO:0042445 | hormone metabolic process | IEA |
| GO:0042755 | eating behavior | IEA |
| GO:0043410 | positive regulation of MAPKKK cascade | IEA |
| GO:0045639 | positive regulation of myeloid cell differentiation | IEA |
| GO:0046427 | positive regulation of JAK-STAT cascade | IEA |
| GO:0048639 | positive regulation of developmental growth | IDA |
| GO:0050796 | regulation of insulin secretion | IEA |
| GO:0050810 | regulation of steroid biosynthetic process | IEA |
| GO:0070093 | negative regulation of glucagon secretion | IEA |
Component
| ID | Name | Evidence |
| GO:0005576 | extracellular region | IEA |
| GO:0005615 | extracellular space | ISS |
Function
| ID | Name | Evidence |
| GO:0005179 | hormone activity | IEA |
| GO:0008083 | growth factor activity | IEA |
| GO:0051428 | peptide hormone receptor binding | IEA |
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