Recombinant Human Osteocalcin protein (GST tag N-Terminus)
Recombinant Human Osteocalcin protein (GST tag N-Terminus)
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Recombinant Human Osteocalcin protein (GST tag N-Terminus) is a Human Full Length protein, in the 1 to 100 aa range, expressed in Wheat germ, with >80%, suitable for SDS-PAGE, ELISA, WB.
別名を表示する
Osteocalcin, Bone Gla protein, Gamma-carboxyglutamic acid-containing protein, BGP, BGLAP
- SDS-PAGE
Unknown
SDS-PAGE - Recombinant Human Osteocalcin protein (GST tag N-Terminus) (AB152231)
12.5% SDS-PAGE analysis of ab152231 stained with Coomassie Blue.
Reactivity data
配列情報
出荷温度及び保存条件
製品の状態
精製方法
出荷温度
短期保存温度
長期保存温度
分注に関する情報
保管に関する情報
補足情報
This supplementary information is collated from multiple sources and compiled automatically.
Biological function summary
Osteocalcin plays a significant role in regulating glucose metabolism and fat deposition. It acts as a hormone from the bone and influences energy metabolism and insulin sensitivity. Osteocalcin undergoes carboxylation a post-translational modification necessary for its function in bone. Beyond its structural role demineralized osteocalcin has been found to impact pancreatic β-cell function adipose tissue and male fertility although the pathways in these processes are not entirely understood yet.
Pathways
Osteocalcin is associated with the energy metabolism and bone remodeling pathways. It interacts with the insulin signaling pathway influencing insulin secretion by pancreatic β-cells and boosting insulin sensitivity. This interaction involves proteins like insulin receptor substrate 1 (IRS1) and glucose transporter type 4 (GLUT4) which play roles in glucose uptake. Osteocalcin also connects to bone remodeling pathways by influencing osteoclast differentiation and activity through osteoprotegrin and receptor activator of nuclear factor kappa-B ligand (RANKL).
一般的な情報
機能
The carboxylated form is one of the main organic components of the bone matrix, which constitutes 1-2% of the total bone protein (PubMed : 3019668, PubMed : 6967872). Acts as a negative regulator of bone formation and is required to limit bone formation without impairing bone resorption or mineralization (By similarity). Binds strongly to apatite and calcium upon gamma-carboxylation; this modification is essential for bone metabolism (PubMed : 6967872, PubMed : 39880952).. The uncarboxylated form acts as a hormone secreted by osteoblasts, which regulates different cellular processes, such as energy metabolism, male fertility and brain development. Regulates of energy metabolism by acting as a hormone favoring pancreatic beta-cell proliferation, insulin secretion and sensitivity and energy expenditure. Uncarboxylated osteocalcin hormone also promotes testosterone production in the testes : acts as a ligand for G protein-coupled receptor GPRC6A at the surface of Leydig cells, initiating a signaling response that promotes the expression of enzymes required for testosterone synthesis in a CREB-dependent manner. Also acts as a regulator of brain development : osteocalcin hormone crosses the blood-brain barrier and acts as a ligand for GPR158 on neurons, initiating a signaling response that prevents neuronal apoptosis in the hippocampus, favors the synthesis of all monoamine neurotransmitters and inhibits that of gamma-aminobutyric acid (GABA). Osteocalcin also crosses the placenta during pregnancy and maternal osteocalcin is required for fetal brain development.
配列の類似性
Belongs to the osteocalcin/matrix Gla protein family.
翻訳後修飾
Carboxylated by vitamin K-dependent GGCX to form gamma-carboxyglutamate; these residues are essential for the binding of calcium (PubMed:6967872, PubMed:39880952). Decarboxylation promotes the hormone activity (By similarity).
ターゲットの情報
文献 (1)
Recent publications for all applications. Explore the full list and refine your search
Scientific reports 7:16070 PubMed29167431
2017
Applications
Unspecified application
Species
Unspecified reactive species
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