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. 2005 Jun 7;388(Pt 3):795–802. doi: 10.1042/BJ20041976

Figure 4. Tandem MS analysis of the phosphorylation product of ribuloselysine by spinach leaf ribulosamine-kinase.

Figure 4

The fragmentation spectrum of the deprotonated, monosodium molecular ion at m/z 379 is shown. The structure of ribuloselysine 3-phosphate and the assignment of the main peaks are also shown.