SEARCH Articles Figures Tables Biological Functions of Iron-Containing Proteins Cysteine-Containing Oligopeptide Model Complexes of Iron-Sulfur Proteins Electron transport iron-containing proteins Iron protein proteins Iron-containing proteins and enzymes Iron-containing proteins hemoglobins Iron-containing proteins mammalian transferrin Iron-containing proteins mediator molecules Iron-containing proteins myoglobins Iron-containing proteins redox potentials Iron-containing proteins transferrin) Non-Heme Iron-Containing Proteins Other Iron-containing Proteins Other Types of Iron-Containing Enzymes and Proteins Peroxidases heme iron-containing proteins The small protein contains a unique iron-sulfur center