Human Noggin Protein (E. coli), Research Grade

Research use only
This product is designed for academic and scientific research institutions.
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NON-H5118-20ug
$150.00
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NON-H5118-50ug
$190.00
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NON-H5118-1mg (500ug X 2)
$2,000.00
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NON-H5118
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  • Product Details
  • Performance Data
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  • Important Statement
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Features and Advantages
  • Native Conformation: Native sequences, tag-free and natural function.
  • Reliable Activity: Biological activity calibrated against WHO/NIBSC standards.
  • Stringent Quality Control: Protein content, purity, and cell-based bioactivity testing for each batch.
  • Lowest Endotoxin level (<0.01 EU/ug).
  • Safety Assurance: Sterile filtration through 0.2 μm membrane.
  • AOF: Animal origin-free raw materials throughout the production process.
Synonyms

Noggin, NOG, SYM1, SYNS1

Source

Human Noggin Protein (E. coli), Research Grade (NON-H5118) is expressed from E. coli cells. It contains AA Gln 28 - Cys 232 (Accession # Q13253-1).

Predicted N-terminus: Met

Molecular Characterization

This protein carries no "tag".

The protein has a calculated MW of 23.2 kDa. The protein migrates as 25 kDa±3 kDa under reducing (R) condition, and 65 kDa when calibrated against Star Ribbon Pre-stained Protein Marker under non-reducing (NR) condition (SDS-PAGE).

Endotoxin

Less than 0.01 EU per μg by the LAL method / rFC method.

Purity

>95% as determined by SDS-PAGE.

>95% as determined by SEC-HPLC.

Formulation

Lyophilized from 0.22 μm filtered solution in 20 mM NaAc, pH4.5 with trehalose as protectant.

Contact us for customized product form or formulation.

Reconstitution

Please see Certificate of Analysis for specific instructions.

For best performance, we strongly recommend you to follow the reconstitution protocol provided in the CoA.

Shipping and Storage

This product is shipped at ambient temperature.

For long term storage, the product should be stored at lyophilized state at -20°C or lower.

Please avoid repeated freeze-thaw cycles.

This product is stable after storage at:
  • -20°C to -70°C for 24 months in lyophilized state;
  • -70°C for 3 months under sterile conditions after reconstitution.
Quality Description

ACRO's Research-grade products are suitable for a wide range of cell culture applications, particularly for research use in academic institutions. These products are sterilized by filtration, followed by lyophilization where applicable. Typical specifications include endotoxin levels of <0.01 EU/μg and purities >95%. Biological activity is calibrated against WHO/NIBSC standards when available.
ACRO's Premium-grade (Pre-GMP) products are characterized by their high quality and enhanced safety profiles, making them ideal for early-stage discovery and manufacturing processes in cell therapy companies. A key advantage is their seamless transition to corresponding GMP-grade versions. Biological activity is calibrated against WHO/NIBSC standards when available. Typical specifications include endotoxin levels of <0.01 EU/μg and purities >95%. In addition, rigorous testing is conducted to ensure the absence of mycoplasma, HCD, and HCP, thereby guaranteeing product safety.

Background

Noggin is also known as NOG, SYM1, SYNS1 and is a secreted homodimeric glycoprotein whose scaffold contains a cystine-knot topology similar to that of BMPs.Secreted Noggin probably remains close to the cell surface due to its binding of heparincontaining proteoglycans.Noggin inhibits TGF-β signal transduction by binding to TGF-β family ligands and preventing them from binding to their corresponding receptors. Noggin plays a key role in neural induction by inhibiting BMP4, along with other TGF-β signaling inhibitors such as chordin and follistatin. Mouse knockout experiments have demonstrated that noggin also plays a crucial role in bone development, joint formation, and neural tube fusion. During embryogenesis, Noggin antagonizes specific BMPs at defined times, for example, during neural tube, somite and cardiomyocyte growth and patterning. During skeletal development, Noggin prevents chondrocyte hyperplasia, thus allowing proper formation of joints. During culture of human embryonic stem cells (hESC) or neural stem cells under certain conditions, addition of Noggin to antagonize BMP activity may allow stem cells to proliferate while maintaining their undifferentiated state, or alternatively, to differentiate into dopaminergic neurons Noggin also appears to maintain adult stem cell populations in vivo, for example, maintaining neural stem cells within the hippocampus.