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. Author manuscript; available in PMC: 2011 Dec 1.
Published in final edited form as: J Am Chem Soc. 2010 Nov 8;132(47):16953–16961. doi: 10.1021/ja107054x

Table 1.

Rate constants for conversion of PLP-Schiff base samples in water to PMP in the dark (k), in 50 mW of 440-nm light (λk) and in the presence of heavy atoms.

Sample k, s−1 λk, s−1 λk + KI, s−1
PLP-Asp 6.4 ± 0.1 × 10−7 5.4 ± 0.8 × 10−3 1.3 ± 0.1 × 10−4
PLP-Val 5.7 ± 0.1 × 10 −7 1.0 ± 0.2 × 10 −3 2.9 ± 0.3 × 10 −4
PLP-AIB 3.9 ± 0.2 × 10 −7 3.7 ± 0.7 × 10 −4 --