2CEP:
reference: Role of methionine 230 in intramolecular electron transfer between the oxyferryl heme and tryptophan 191 in cytochrome c peroxidase compound II., Liu RQ, Miller MA, Han GW, Hahm S, Geren L, Hibdon S, Kraut J, Durham B, Millett F, Biochemistry 1994 Jul 26;33(29):8678-85. PMID: 8038157

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