Protocol to quantify polyphosphate in human cell lines using a tagged PPBD peptide

Polyphosphate (polyP) is an evolutionarily conserved polymer of phosphates that is difficult to study in human cells because of its low concentration and high lability. First, we described how to express and purify Xpress-tagged PPBD (Ppx1 PolyP Binding Domain). We describe the detection and quantif...

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Bibliographic Details
Main Authors: Bru, S. (Author), Clotet, J. (Author), Jiménez, J. (Author), Lázaro, B. (Author), Pérez-Montero, M. (Author), Sarrias, A. (Author), Tadeo, F.J (Author)
Format: Article
Language:English
Published: Cell Press 2022
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