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. Author manuscript; available in PMC: 2012 Feb 15.

Published in final edited form as: Biochemistry. 2011 Jan 21;50(6):1053–1069. doi: 10.1021/bi101911y

Table 5. Comparison of transition energies and assignments of ferric Cyt P450cam (Q360P) and [Fe(TPP)Cl](61).

Q360P			[Fe(TPP)Cl]

Energy, cm^-1	Δε	Assignment	Energy, cm^-1	Δε	Assignment
15222	8
15909	31	CT⁽¹⁾	15000	24	CT⁽¹⁾, π → π* ⁽⁰⁾
16919	-23	CT⁽²⁾, P → Fe CT	15600	-13	CT⁽¹⁾, π → π* ⁽⁰⁾
			16444	-28	CT^(Cl,π)
17881	-32	CT^(S,π)	17700	-38	CT^(Cl,π)
			18336	-18	P → Fe CT
18604	-47	Q band
19539	37	Q band
			20150	-22	Q_v
20539	83	π → π* ⁽¹⁾, P → Fe CT
21807	112	CT⁽³⁾, π → π* ⁽³⁾
22685	28	π → π* ⁽³⁾	22232	-101	Soret
23731	-111	Soret	23266	-226	Soret
24859	141	Soret	24269	479	Soret
25618	-97	Soret, CT⁽³⁾, CT^(S,σ)
28570	-179	CT^(S,σ), P → Fe CT	26181	214	CT^(Cl,σ,π), P → Fe CT
31042	47
			26472	-162	π → π* ⁽⁰⁾, π → π* ⁽²⁾, P → Fe CT
			28098	-48	π → π* ⁽²⁾
			29819	5	π → π* ⁽²⁾