Reactivity | MuSpecies Glossary |
Applications | Inhibition Activity |
Format | Carrier-Free |
Details of Functionality | Measured by its ability to inhibit human MMP-2 cleavage of a fluorogenic peptide substrate Mca-PLGL-Dpa-AR-NH2 (Catalog # ES001). The IC50 value is <3.5 nM, as measured under the described conditions. |
Source | Mouse myeloma cell line, NS0-derived mouse TIMP-1 protein Cys25-Arg205 |
Accession # | |
N-terminal Sequence | Cys25 |
Protein/Peptide Type | Recombinant Enzymes |
Gene | Timp1 |
Purity | >95%, by SDS-PAGE under reducing conditions and visualized by silver stain |
Endotoxin Note | <1.0 EU per 1 μg of the protein by the LAL method. |
Dilutions |
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Theoretical MW | 20 kDa. Disclaimer note: The observed molecular weight of the protein may vary from the listed predicted molecular weight due to post translational modifications, post translation cleavages, relative charges, and other experimental factors. |
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SDS-PAGE | 32 kDa, reducing conditions |
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Publications |
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Storage | Use a manual defrost freezer and avoid repeated freeze-thaw cycles.
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Buffer | Lyophilized from a 0.2 μm filtered solution in Tris and NaCl. |
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Purity | >95%, by SDS-PAGE under reducing conditions and visualized by silver stain |
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Reconstitution Instructions | Reconstitute at 100 μg/mL in sterile 50 mM Tris, 10 mM CaCl2, 150 mM NaCl, and 0.05% Brij-35, pH 7.5. |
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Assay Procedure |
*Adjusted for Substrate Blank
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Tissue inhibitors of metalloproteinases or TIMPs are a family of homologous proteins that regulate the activity of matrix metalloproteinases (MMPs) (1, 2). There are four known members of the family, TIMP‑1, TIMP-2, TIMP-3 and TIMP-4 that have been found to exhibit multiple functions, including inhibition of active MMPs, proMMP activation, cell growth promotion, matrix binding, inhibition of angiogenesis and the induction of apoptosis. Structurally, TIMPs have two domains, an N‑terminal domain and a C‑terminal domain. Each domain consists of three disulfide-bonded loops. TIMP-1 is a glycoprotein produced by a wide range of cell types. Through its N‑terminal domain, TIMP-1 inhibits active MMPs by forming a non-covalent binary complex with the MMP active site. The C-terminal domain of TIMP-1 interacts with the C-terminal domain of proMMP-9, which may play a role in regulating proMMP-9 activation.
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