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(A) Emission fluorescence spectrum at 77 K (with excitation at 440 nm) of the LiDS-PAGE band of the PUB-chromophorylated linker SYNW2000. Room temperature absorption (continuous line) and fluorescence emission spectra (dotted line) of PEII (B), PEI (C), and APC (D) from Synechococcus sp. strainWH8102. Numbers indicate the positions of maxima in nanometers.
