Table 3. Tilt and Bending Angles for NO Found in Different Heme-Iron Proteins with the Iron in Different Oxidation States (NP4, nitrophorin 4).

	tilt and bend angle (deg)		tilt and bend angle (deg)
Mb(Fe2+)NOa	60	NP4(Fe3+)NOc	24
Mb(Fe3+)NOa	33	NP4(Fe2+)NOd	40
NP4(Fe3+)NOb	70/3	catalase (Fe3+) (this study)	19

^aFrom ref (73).

^bFrom ref (74).

^cFrom ref (75).

^dFrom ref (76).