Human IGF-BP1
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Cat-Nr. | 100-197S |
Size | 5 µg |
Price | 90 € |
Source | E. coli |
Formulation | lyophilized |
Purity Confirmation | > 98% by SDS-PAGE & HPLC analyses |
Length [aa] | 235 |
Molecular Weight | 25.4 kDa |
Endotoxin Levels | < 0.1 ng/µg of protein (<1EU/µg) |
Biological Activity | The ED50 was determined by its ability to inhibit IGF-I induced proliferation of MCF-7 is ≤ 0.5 μg/ml in the presence of 6 ng/ml of human IGF-I. |
Species Reactivity | Human |
Synonyms | IGFBP1; AFBP; IBP1; PP12; IGF-BP25; hIGFBP-1 |
Description | IGF-BPs controls the distribution, function and activity of IGFs in various cell tissues and body fluids. Currently there are seven named IGF-BPs that form high affinity complexes with both IGF-I and IGF-II. IGF-BP1 is a 25.4 kDa cysteine-rich secreted protein expressed in liver, deciduas, and kidneys and is the most abundant IGF-BP in amniotic fluid. Levels of IGF-BP1 in serum are lowest after food. IGF-BP1 binds to both IGF-I and IGF-II with equal affinity. Phosphorylated IGF-BP1 hinders IGF actions, where as nonphosphorylated IGF-BP1 is stimulatory. Recombinant human IGF-BP1 is a 25.4 kDa protein consisting of 235 amino acid residues (Isoform A). |
Protein Sequence | MAPWQCAPCS AEKLALCPPV SASCSEVTRS AGCGCCPMCA LPLGAACGVA TARCARGLSC RALPGEQQPL HALTRGQGAC VQESDASAPH AAEAGSPESP ESTEITEEEL LDNFHLMAPS EEDHSILWDA ISTYDGSKAL HVTNIKKWKE PCRIELYRVV ESLAKAQETS GEEISKFYLP NCNKNGFYHS RQCETSMDGE AGLCWCVYPW NGKRIPGSPE IRGDPNCQIY FNVQN |
Uniprot ID | P08833 |
Protein RefSeq | NP_000587.1 |
mRNA RefSeq | NM_000596.2 |
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