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. Author manuscript; available in PMC: 2010 May 1.
Published in final edited form as: J Inorg Biochem. 2009 Jan 22;103(5):689–697. doi: 10.1016/j.jinorgbio.2009.01.009

Table 3.

Rate constants (s–1) determined by time-resolved Raman spectroscopy for the formation (or disappearance) of CBS species following photolysis of CBS-CO.

pH CBS-5c CBS-CO Fe(II)-hCBS (calc)
R266Ma 7.6 1.8(0.3) × 104 1.07(0.16) × 104 7.4(2.5) × 103
8.5 2.0(0.3) × 104 1.18(0.17) × 104 8.2(2.4) × 103
10.5 2.4(0.3) × 104 1.33(0.12) × 104 1.05(0.23) × 104
WTb 7.6 1.8(0.3) × 104 1.32(0.16) × 104 4.6(1.4) × 103
8.6 2.2(0.7) × 104 1.8(0.4) × 104 4.0(2.2) × 103
10.5 2.1 (0.3) × 104 1.49(0.16) × 104 6.4(1.6) × 103
a

This work.

b

[34]