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Merck

P1253

Sigma-Aldrich

ホスビチン from egg yolk

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About This Item

CAS番号:
MDL番号:
UNSPSCコード:
12352202
NACRES:
NA.81

由来生物

egg yolk

形状

powder

保管温度

−20°C

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詳細

Phosvitin from egg yolk is a polyanionic phosphoserine rich protein. This phosphoglycoprotein comprises α-helices and β-sheets structural elements, which are poorly organized due to the presence of phosphoserine. It represents about 11% of yolk proteins and is hydrophilic.

アプリケーション

Phosvitin from egg yolk has been used:
  • as a control protein for immobilization on-chip for deep purple protein staining methods for monitoring post-translation modifications
  • as a substrate for casein kinase Iε in in vitro casein kinase assay
  • as a standard in gel filtration chromatography (GFC) and sodium dodecyl sulfate-polyacrylamide gel electrophoresis (SDS-PAGE) for quantification of phosvitin from egg extracts
  • for immobilization onto Layer-by-Layer (LbL) for Fourier transform infrared spectroscopy-attenuated total reflectance (FTIR-ATR) studies

生物化学的/生理学的作用

Phosvitin fed to rats by adding egg yolk to their food resulted in decreased absorption of magnesium, iron and calcium but not of phosphorus.
Phosvitin from egg yolk is a calcium chelator and binds to iron present in the yolk. The metal-binding functionality is exploited in mineral-binding bioactive peptide production. It is a nutraceutical and has potential for phosphopeptides production.

その他情報

8~10%のリンを含むリンタンパク質です。モルN/P比は約2.7です。

保管分類コード

11 - Combustible Solids

WGK

WGK 3

引火点(°F)

Not applicable

引火点(℃)

Not applicable

個人用保護具 (PPE)

Eyeshields, Gloves, type N95 (US)


適用法令

試験研究用途を考慮した関連法令を主に挙げております。化学物質以外については、一部の情報のみ提供しています。 製品を安全かつ合法的に使用することは、使用者の義務です。最新情報により修正される場合があります。WEBの反映には時間を要することがあるため、適宜SDSをご参照ください。

Jan Code

P1253-500MG:
P1253-1G:
P1253-50MG:
P1253-VAR:
P1253-BULK:
P1253-100MG:
P1253-250MG:


試験成績書(COA)

製品のロット番号・バッチ番号を入力して、試験成績書(COA) を検索できます。ロット番号・バッチ番号は、製品ラベルに「Lot」または「Batch」に続いて記載されています。

以前この製品を購入いただいたことがある場合

文書ライブラリで、最近購入した製品の文書を検索できます。

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Himali Samaraweera et al.
Journal of food science, 76(7), R143-R150 (2011-08-03)
Phosphopeptides are among the most interesting biomolecules with characteristic molecular structure and functions. They usually contain clusters of phosphoserines, which can effectively bind calcium and iron, and inhibit formation of insoluble calcium phosphates or iron complexes. Therefore, phosphopeptides can increase
Shuichi Ito et al.
Journal of biomedical materials research. Part A, 100(10), 2760-2765 (2012-05-25)
The aim of this study is to evaluate the mineralizing potential of acidic monomers and their calcium salts for mineralization, using an in vitro mineral induction model. Phosvitin (PV) was used as a model phosphoprotein in this study. PV was
Shuichi Ito et al.
Journal of dentistry, 39(1), 72-79 (2010-10-26)
The aim of this study was to evaluate the mineralizing potential of ions released from surface pre-reacted glass-ionomer (S-PRG) fillers on mineral induction by phosphoprotein in vitro. Phosvitin was used as a model of dentin phosphoprotein in this study. Phosvitin
S-I Ishikawa et al.
Journal of food science, 72(6), S412-S419 (2007-11-13)
Egg yolk decreases the absorption of iron. The effects of egg yolk protein and egg yolk phosvitin on the absorption of calcium, magnesium, and iron were investigated by in vivo studies. Male Wistar rats were fed purified diets containing casein
Daniel S Schabacker et al.
Analytical biochemistry, 359(1), 84-93 (2006-10-13)
Methods to assess the quality and performance of protein microarrays fabricated from undefined protein content are required to elucidate slide-to-slide variability and interpolate resulting signal intensity values after an interaction assay. We therefore developed several simple total- and posttranslational modification-specific

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