Figure 2
![Figure 2. Identification and relative quantitation of detected phosphopeptides. (Top) Extracted ion chromatograms (XICs) of monoisotopic peaks were used to calculate peptide ratios (blue indicates control sample; purple, 10 minutes of PGE2 [10μM]; green, 60 minutes of PGE2 [10μM]). (Bottom) Tandem mass spectrometry spectra of detected phosphopeptides. (A) Phosphopeptide from AP-3 complex subunit δ-1 protein with phosphorylation at Ser567. (B) Phosphopeptide from Histone H1.4 protein with phosphorylation at Ser35. For complete mass spectrometry results, please refer to supplemental Table 4 and supplemental data.](https://ash.silverchair-cdn.com/ash/content_public/journal/blood/116/13/10.1182_blood-2010-01-266650/4/zh89991057590002.jpeg?Expires=1724226074&Signature=dfCX1n2SgfAyBnxzpe1Ivzh1tOnAySAnQ1eVcJ4lOD1bTQlHJnNXFvHpMST8RI3KcU8Ct2e~PEfvg6YUeFQ0QqaBF6wX76eMBiIctaFpA7EIiUtoWnDEOmQ5Ea~Opa5KBj7-1hrkm44TNQp6xnnIN-tdNpBh0k64Sp3XItf1AvWyu1b7I3~bXfWBf36TPeGz3FIugOF1yEgminWgxdVIF8St-uL3fjbpAGkSHN5yLHtFJv4Bz5A77BjlTwNfTeQLBe7H4u72d3iz5DlxC-DlOZj7bkwHWtW5F6UGGn-g1z-TzrAhVWKSwlfDdHEDu~sHDnhV0FGpfyuPcPPsAojBnQ__&Key-Pair-Id=APKAIE5G5CRDK6RD3PGA)
Identification and relative quantitation of detected phosphopeptides. (Top) Extracted ion chromatograms (XICs) of monoisotopic peaks were used to calculate peptide ratios (blue indicates control sample; purple, 10 minutes of PGE2 [10μM]; green, 60 minutes of PGE2 [10μM]). (Bottom) Tandem mass spectrometry spectra of detected phosphopeptides. (A) Phosphopeptide from AP-3 complex subunit δ-1 protein with phosphorylation at Ser567. (B) Phosphopeptide from Histone H1.4 protein with phosphorylation at Ser35. For complete mass spectrometry results, please refer to supplemental Table 4 and supplemental data.
