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. Author manuscript; available in PMC: 2016 Jan 2.
Published in final edited form as: Biochemistry. 2015 Jan 16;54(3):722–733. doi: 10.1021/bi501196k

Table 5.

Autoxidation rates for neuroglobin and myoglobin mutants.

Ngb mutation kautox a (min−1) swMb equivalent kautox b (h−1)
Wild-type 0.23 L29F 0.005
F28W 3.22 L29W ND
F28L 1.76 Wild-type 0.051
F28V 3.06 L29V 0.23
F28H 11.3 L29H ND
F28A ND L29A 0.24
H64W 0.076 H64W ND
H64Q 0.010 H64Q 0.21
H64A 0.066 H64A 58
H64L ND H64L 10
H64G ND H64G 44
H64V ND H64V 33
H64T ND H64T 54
H64F ND H64F 6
V68A 2.38 V68A 0.26
V68F 0.039 V68F 0.069
V68I 0.122 V68I 0.75
V68L ND V68L 0.10
a

Values determined at 37 °C in 100 mM sodium phosphate buffer, pH 7.4 (this work).

b

Values determined at 37 °C in 100 mM potassium phosphate buffer, pH 7.0 18.

ND, not determined.