Table 2.

O₂ Residence Times around the Fe Metallocenter for RRM2B Mutants

System	Time (ns)	O2, Fe Residence Time (ns)		O2 Entering Events	Entering Frequency (%)
Y164C monomer 1	300	O2, 57	30	8	14
		O2, 79	6
		O2, 124	9
		O2, 139	60
Y164C monomer 2	300	O2, 1	9	17	29
		O2, 105	14
		O2, 167	7
		O2, 191	16
K37E/K151E monomer 1	300	O2, 37	30	37	64
		O2, 40	32
		O2, 47	47
		O2, 27	27
K37E/K151E monomer 2	300	O2, 9	9	6	16
		O2, 188	4
		O2, 190	5
		O2, 198	3