Recombinant human pigment epithelium-derived factor (Serpin F1) protein, derived from the transfected human HEK293 cells.
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Product Description
Specifications
| Size | 50 µg, 100 µg, 200 µg, 500 µg |
| Estimated Lead Time | 1-2 business days |
| Species | Human |
| Accession Number | P36955 |
| Gene Symbols | SERPINF1, PEDF |
| Protein Name / Synonyms | PEDF, serine (or cysteine) proteinase inhibitor, clade F (alpha-2 antiplasmin, pigment epithelium derived factor), member 1 |
| Expressed Region | Gln20-Pro418 |
| Expression System | HEK293 cells |
| Tag | C-terminal His-tag |
| Purity | >95% |
| Purity Determined By | SDS-PAGE under reducing conditions and visualized by Coomassie blue staining |
| Molecular Weight (kDa) | Recombinant protein product has a calculated molecular mass of 44 kDa. Due to the abundant glycosylation, it migrates as approximately 55 kDa major protein band in SDS-PAGE under DTT, beta-mercaptoethanol reducing conditions. See deglycosylation analysis image below. |
| Format | Liquid |
| Formulation | Supplied as a 0.2 µm filtered solution in PBS (pH 7.4) |
| Concentration (lot specific) | Lot specific (see the label on the vial), determined by BCA protein assay |
| Endotoxin Level | <0.5 EU per ug of the protein as determined by the LAL method |
| Research Area | Angiogenesis |
| Shipping Type | Blue ice |
| Storage | -20°C |
SDS-PAGE Image
Lane 1: protein standard ladder (kDa).
Lane 2: untreated protein.
Lane 3: treated protein with deglycosylation enzymes under native conditions.
Lane 4: treated protein with deglycosylation enzymes under denature conditions.
Stability & Storage
Storage/Stability
Upon arrival, the protein may be stored for 2 weeks at 4°C. For long term storage, it is recommended to store at -20°C or -80°C in appropriate aliquots. Avoid repeated freeze-thaw cycles.