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AB255808

Recombinant Human/Mouse/Rat Inhibin beta A protein (Active)

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Recombinant Human/Mouse/Rat Inhibin beta A protein (Active) is a Human Full Length protein, in the 311 to 426 aa range, expressed in Escherichia coli, with >95%, < 1 EU/µg endotoxin level, suitable for SDS-PAGE, FuncS.

View Alternative Names

Inhibin beta A chain, Activin beta-A chain, Erythroid differentiation protein, EDF, INHBA

2 Images
Functional Studies - Recombinant Human/Mouse/Rat Inhibin beta A protein (Active) (AB255808)
  • FuncS

Supplier Data

Functional Studies - Recombinant Human/Mouse/Rat Inhibin beta A protein (Active) (AB255808)

Functional activity of ab255808.

SDS-PAGE - Recombinant Human/Mouse/Rat Inhibin beta A protein (Active) (AB255808)
  • SDS-PAGE

Supplier Data

SDS-PAGE - Recombinant Human/Mouse/Rat Inhibin beta A protein (Active) (AB255808)

SDS-PAGE analysis of ab255808 (1μg) under reducing (+) and non-reducing (-) conditions.

Key facts

Purity

>95% SDS-PAGE

Endotoxin level

< 1 EU/µg

Expression system

Escherichia coli

Tags

Tag free

Applications

SDS-PAGE, FuncS

applications

Biologically active

Yes

Biological activity

Cytotoxicity of MPC-11 cells: ≤10 ng/mL; ≥ 1.0 x 105 units/mg

Accession

P08476

Animal free

Yes

Carrier free

No

Species

Human

Reconstitution

Reconstitute at 0.1 mg/mL in water

Storage buffer

Constituents: 0.1% Trifluoroacetic acid

storage-buffer

Reactivity data

{ "title": "Reactivity Data", "filters": { "stats": ["", "Reactivity", "Dilution Info", "Notes"] }, "values": { "SDS-PAGE": { "reactivity":"TESTED_AND_REACTS", "dilution-info":"", "notes":"<p></p>" }, "FuncS": { "reactivity":"TESTED_AND_REACTS", "dilution-info":"", "notes":"<p></p>" } } }

Sequence info

[{"sequence":"MGLECDGKVNICCKKQFFVSFKDIGWNDWIIAPSGYHANYCEGECPSHIAGTSGSSLSFHSTVINHYRMRGHSPFANLKSCCVPTKLRPMSMLYYDDGQNIIKKDIQNMIVEECGCS","proteinLength":"Full Length","predictedMolecularWeight":"13.1 kDa","actualMolecularWeight":null,"aminoAcidEnd":426,"aminoAcidStart":311,"nature":"Recombinant","expressionSystem":"Escherichia coli","accessionNumber":"P08476","tags":[]}]

Properties and storage information

Shipped at conditions
Ambient - Can Ship with Ice
Appropriate short-term storage conditions
-80°C
Appropriate long-term storage conditions
-80°C
Storage information
Avoid freeze / thaw cycle
True

Supplementary information

This supplementary information is collated from multiple sources and compiled automatically.

Inhibin beta A also known as activin beta A chain and inhibin A is a protein with a significant role in the regulation of diverse physiological processes. This protein has a molecular mass of approximately 45 kDa and originates primarily from gonadal tissues but also from the placenta pituitary gland and other tissues. Inhibin beta A consists of several subunits that can dimerize to form both activins and inhibins depending on the pairing with other subunits like the alpha chain.
Biological function summary

Activin beta A chain plays an important role in the modulation of follicle-stimulating hormone (FSH) regulation cellular growth and differentiation. It often functions as part of a complex with activin and inhibin proteins influencing reproductive hormone levels and participating in tissue repair and inflammation processes. Inhibin beta A forms activin A when paired with another inhibin beta A subunit or inhibin A when paired with an inhibin alpha subunit therefore contributing to the modulation of FSH-releasing protein activity.

Pathways

Activin and inhibin proteins participate in the regulation of the TGF-beta signaling pathway which is essential for reproductive and developmental processes. In this context inhibin beta A interacts functionally with proteins such as follistatin and FSH-releasing protein which modulate pathways that influence follicle maturation and hormone secretion. The protein's role in these pathways highlights its importance in orchestrating hormonal responses and facilitating proper cellular communication within the endocrine system.

Inhibin beta A becomes relevant in the context of reproductive health and oncology. Changes in its expression can associate with disorders like polycystic ovary syndrome (PCOS) and certain cancers particularly ovarian cancer where it may alter hormonal regulation and tumor progression. Related proteins such as inhibin B and follistatin also play roles in these conditions further complicating the pathways and the potential development of therapeutic interventions that target inhibin beta A and its network of interactions.

Specifications

Form

Lyophilized

General info

Function

Inhibins/activins are involved in regulating a number of diverse functions such as hypothalamic and pituitary hormone secretion, gonadal hormone secretion, germ cell development and maturation, erythroid differentiation, insulin secretion, nerve cell survival, embryonic axial development or bone growth, depending on their subunit composition.. Activin A is a homodimer of INHBA that plays a role in several essential biological processes including embryonic development, stem cell maintenance and differentiation, haematopoiesis, cell proliferation and tissue fibrosis (PubMed : 3194407, PubMed : 16440334). Signals through type I (such as ACVR1B or ACVR1C) and type II receptors (such as ACVR2A, ACVR2B or BMPR2) which, upon ligand binding, phosphorylate SMAD2 and SMAD3 intracellular signaling mediators that form a complex with SMAD4, translocate to the nucleus and modulate gene expression (PubMed : 10652306, PubMed : 24018044). Can also activate alternative non-canonical intracellular signaling pathways including the p38 MAPK, extracellular signal-regulated kinases 1/2 (ERK1/2) and c-Jun N-terminal kinases (JNKs) to modulate cell migration and differentiation (PubMed : 16440334). Alternatively, promotes osteoblastic differentiation via ACVRL1-SMAD1/5/9 pathway (PubMed : 34948289). In addition, can engage the type I receptor ACVR1 to form an ACVR1-activin A-type II receptor non-signaling complex (NSC) that renders receptors unavailable for engagement with BMPs, hence resulting in an apparent inhibition of ACVR1-mediated BMP signaling (PubMed : 26333933).. Inhibin A is a dimer of alpha/INHA and beta-A/INHBA that functions as a feedback regulator in the hypothalamic-pituitary-gonadal (HPG) axis. Inhibits the secretion of FSH from the anterior pituitary gland by acting on pituitary gonadotrope cells. Antagonizes activin A by binding to the proteoglycan, betaglycan, and forming a stable complex with and, thereby, sequestering type II activin receptors while excluding type I receptor.

Sequence similarities

Belongs to the TGF-beta family.

Product protocols

Target data

Inhibins/activins are involved in regulating a number of diverse functions such as hypothalamic and pituitary hormone secretion, gonadal hormone secretion, germ cell development and maturation, erythroid differentiation, insulin secretion, nerve cell survival, embryonic axial development or bone growth, depending on their subunit composition.. Activin A is a homodimer of INHBA that plays a role in several essential biological processes including embryonic development, stem cell maintenance and differentiation, haematopoiesis, cell proliferation and tissue fibrosis (PubMed : 3194407, PubMed : 16440334). Signals through type I (such as ACVR1B or ACVR1C) and type II receptors (such as ACVR2A, ACVR2B or BMPR2) which, upon ligand binding, phosphorylate SMAD2 and SMAD3 intracellular signaling mediators that form a complex with SMAD4, translocate to the nucleus and modulate gene expression (PubMed : 10652306, PubMed : 24018044). Can also activate alternative non-canonical intracellular signaling pathways including the p38 MAPK, extracellular signal-regulated kinases 1/2 (ERK1/2) and c-Jun N-terminal kinases (JNKs) to modulate cell migration and differentiation (PubMed : 16440334). Alternatively, promotes osteoblastic differentiation via ACVRL1-SMAD1/5/9 pathway (PubMed : 34948289). In addition, can engage the type I receptor ACVR1 to form an ACVR1-activin A-type II receptor non-signaling complex (NSC) that renders receptors unavailable for engagement with BMPs, hence resulting in an apparent inhibition of ACVR1-mediated BMP signaling (PubMed : 26333933).. Inhibin A is a dimer of alpha/INHA and beta-A/INHBA that functions as a feedback regulator in the hypothalamic-pituitary-gonadal (HPG) axis. Inhibits the secretion of FSH from the anterior pituitary gland by acting on pituitary gonadotrope cells. Antagonizes activin A by binding to the proteoglycan, betaglycan, and forming a stable complex with and, thereby, sequestering type II activin receptors while excluding type I receptor.
See full target information Inhibin beta A chain

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