Product Details
Synonym
CEDLAP, TGF-beta 1, TGFB1, DPD1, TGF-beta-1, TGFB
Source
Human TGF-Beta 1 Protein, Tag Free (TG1-H4212) is expressed from human 293 cells (HEK293). It contains AA Ala 279 - Ser 390 (Accession # P01137-1).
Predicted N-terminus: Ala 279
Request for sequenceMolecular Characterization

Other Tags and Version Biotin & Other Labeled Version
This protein carries no "tag".
The protein has a calculated MW of 12.8 kDa (monomer). The protein migrates as 14 kDa (monomer) under reducing (R) condition, and 25 kDa (Dimer) when calibrated against Star Ribbon Pre-stained Protein Marker under non-reducing (NR) condition (SDS-PAGE).
Endotoxin
Less than 0.1 EU per μg by the LAL method / rFC method.
Host Cell Protein
<0.5 ng/µg of protein tested by ELISA.
Host Cell DNA
<0.02 ng/μg of protein tested by qPCR.
Sterility
Negative
Mycoplasma
Negative
Purity
>95% as determined by SDS-PAGE.
Formulation
Lyophilized from 0.22 μm filtered solution in 0.085% TFA in 30% ACN 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.
Storage
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 12 months in lyophilized state;
- -70°C for 12 months under sterile conditions after reconstitution.
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Performance Data
SDS-PAGE

Human TGF-Beta 1 Protein, Tag Free on SDS-PAGE under reducing (R) and non-reducing (NR) conditions. The gel was stained with Coomassie Blue. The purity of the protein is greater than 95% (With Star Ribbon Pre-stained Protein Marker).
Bioactivity-ELISA

Immobilized Human TGF-Beta 1 Protein, Tag Free (Cat. No. TG1-H4212) at 0.2 μg/mL (100 μL/well) can bind Human TGFBR2, Fc Tag (Cat. No. TG2-H5252) with a linear range of 0.2-2.5 ng/mL (QC tested).
Protocol
Bioactivity-SPR

Human TGF-Beta 1 Protein, Tag Free (Cat. No. TG1-H4212) immobilized on CM5 Chip can bind Human TGF-beta RI Protein, Fc Tag (Cat. No. TG1-H5254) with an affinity constant of 99.2 nM as determined in a SPR assay (Biacore 8K) (Routinely tested).
Protocol
Bioactivity-CELL BASE

Human TGF-Beta 1 Protein, Tag Free (Cat. No. TG1-H4212) inhibits the Human IL-4, premium grade (Cat. No. IL4-H4218) dependent proliferation the TF-1 cells. The specific activity of Human TGF-Beta 1 Protein, Tag Free is > 8.00ⅹ10^6 IU/mg, which is calibrated against transforming growth factor β1 (NIBSC code: 89/514) (QC tested).
Protocol
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Background
Recent Advances
- English Name:
Transforming growth factor beta 1
- Category:
- Approved Drugs:
1 Details
- Drugs in Clinical Trials:
21 Details
- Highest Development Stage:
Approved
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