low temperature visible spectra of compounds i from peroxidases reconstituted with protohemin , 2-formyl-4-vinyldeuterohemin , 2-vinyl-4-formyldeuterohemin , 2,4-dimethyldeuterohemin , and 2,4-diacetyldeuterohemin reveal that these fe ( iv ) porphyrin pi-cation radicals take the 2a2u of peroxidase-type electronic ground state .
C0031179
peroxidases
C0027021
peroxidase