Recombinant Human INHB protein (His tag)
SKU: PDEH100208-100
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Recombinant Human INHB protein (His tag)
SKU # | PDEH100208 |
Expression Host | E. coli |
Description
Synonyms | Activin beta-B chain;INHB;INHBB;INHA |
Species | Human |
Expression_host | E.coli |
Sequence | P05111(Ser 233–Ile 366)-GGGGS*3-P09529(Gly 293–Ala 407) |
Accession | P05111&P09529 |
Mol_Mass | 27.2 kDa |
AP_Mol_Mass | 31 kDa |
Tag | N-His |
Bio_Activity | Not validated for activity |
Properties
Purity | > 95 % as determined by reducing SDS-PAGE. |
Endotoxin level | Please contact us for more information. |
Storage | Generally, lyophilized proteins are stable for up to 12 months when stored at -20 to -80℃. Reconstituted protein solution can be stored at 4-8℃ for 2-7 days. Aliquots of reconstituted samples are stable at < -20℃ for 3 months. |
Shipping | This product is provided as lyophilized powder which is shipped with ice packs. |
Formulation | Lyophilized from sterile PBS, pH 7.4. Normally 5 % - 8 % trehalose, mannitol and 0.01% Tween80 are added as protectants before lyophilization. Please refer to the specific buffer information in the printed manual. |
Reconstitution | It is recommended that sterile water be added to the vial to prepare a stock solution of 0.5 mg/mL. Concentration is measured by UV-Vis |
Background
Activin and inhibin are two closely related protein complexes that have almost directly opposite biological effects. The activin and inhibin protein complexes are both dimeric in structure, and, in each complex, the two monomers are linked to one another by a single disulfide bond. Activin is composed of two ? subunits, ?A ?A (activin A), ?B ?B (activin B), or ?A ?B (activin AB). Inhibin is composed of an alpha and one of two ? subunits, ?A (inhibin A) or ?B (inhibin B). Activins are produced in many cell types and organs, such as gonads, pituitary gland, and placenta. In the ovarian follicle, activin increases FSH binding and FSH-induced aromatization. It participates in androgen synthesis enhancing LH action in the ovary and testis. In the male, activin enhances spermatogenesis. Also, Activin plays a role in wound repair and skin morphogenesis. Activin is strongly expressed in wounded skin, and overexpression of activin in the epidermis of transgenic mice improves wound healing and enhances scar formation. Activin also regulates the morphogenesis of branching organs such as the prostate, lung, and kidney. There is also evidence showed that lack of activin during development results in neural developmental defects.