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Table 1 Expression of constitutively active p38 α or p38β resulted in the phosphorylation of diverse amino acid residues in C/EBPβ

From: p38β MAPK upregulates atrogin1/MAFbx by specific phosphorylation of C/EBPβ

Kinase

Phosphorylated amino acid residues in C/EBPβ

p38α

Ser110, Tyr108

p38β

Ser182, Ser183, Ser190, Thr188

p38α/p38β

Ser64, Ser184, Ser222, Ser276

  1. The C/EBPβ bands cut out from SDS-PAGE described in Figure 1B were analyzed by tryptic phosphopeptide mapping utilizing mass spectrometry. Identified phosphorylated amino acid residues in C/EBPβ are listed.
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Skeletal Muscle

ISSN: 2044-5040

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