Recombinant Chicken Osteopontin (SPP1)

Product Details

Purity
>85% (SDS-PAGE)
Target Names
SPP1
Uniprot NO.
Species
Gallus gallus (Chicken)
Source
Yeast
Expression Region
17-264
Target Protein Sequence
WPVS KSRQHAISAS SEEKYDPRSH HTHRYHQDHV DSQSQEHLQQ TQNDLASLQQ THYSSEENAD VPEQPDFPDI PSKSQEAVDD DDDDDNDSND TDESDEVVTD FPTEAPVTPF NRGDNAGRGD SVAYGFRAKA HVVKASKLRK AARKLIEDDA TAEVGDSQLA GLWLPKESRE QDSRELAQHQ SVENDSRPRF DSPEVGGGDS KASAGVDSRE SLASRSAVDT SNQTLESAED AEDRHSIENN EVTR
Note: The complete sequence may include tag sequence, target protein sequence, linker sequence and extra sequence that is translated with the protein sequence for the purpose(s) of secretion, stability, solubility, etc.
If the exact amino acid sequence of this recombinant protein is critical to your application, please explicitly request the full and complete sequence of this protein before ordering.
Protein Length
Full Length of Mature Protein
Tag Info
N-terminal His-tagged/Tag-Free
The tag type will be determined during production process. If you have specified tag type, please tell us and we will develop the specified tag preferentially.
Storage
Store at -20°C, for extended storage, conserve at -20°C or -80°C.
Shelf Life
The shelf life is related to many factors, storage state, buffer ingredients, storage temperature and the stability of the protein itself.
Generally, the shelf life of liquid form is 6 months at -20°C/-80°C. The shelf life of lyophilized form is 12 months at -20°C/-80°C.
Notes
Repeated freezing and thawing is not recommended. Store working aliquots at 4°C for up to one week.

Customer Reviews and Q&A

 Customer Reviews

Target Background

Function(From Uniprot)
Major non-collagenous bone protein that binds tightly to hydroxyapatite. Appears to form an integral part of the mineralized matrix. Probably important to cell-matrix interaction.; Acts as a cytokine involved in enhancing production of interferon-gamma and interleukin-12 and reducing production of interleukin-10 and is essential in the pathway that leads to type I immunity.
Gene References into Functions
  1. results of this study indicate that SPP1 is novel in that its expression is down-regulated by estrogen in epithelial cells of the chicken oviduct and that it is up-regulated in chicken ovarian endometrioid tumor that could be used for monitoring effects of therapies for this disease in laying hens. PMID:22588173
  2. fibroblast growth factor signaling directly activates osteopontin expression independent of chondrocytes differentiation PMID:16253490
  3. Polymorphisms within the osteopontin gene (SPP1) are associated with 5-week body weight. PMID:16734694
  4. OPN inhibited calcite growth in vitro at the crystallographic faces producing altered crystal morphology and circular growth step topography PMID:18511297
  5. Matrix-mineral relationships in the eggshell at the ultrastructural level were studied using scanning and transmission electron microscopy, and the distribution of osteopontin is described. PMID:18698131
  6. The effects of osteopontin and calbindin synthesis in the eggshell gland on the quality of egg shells in laying hens are reported. PMID:19211537

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Subcellular Location
Secreted.
Protein Families
Osteopontin family
Database Links
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