| 4AOP: reference: Structures of the siroheme- and Fe4S4-containing active center of sulfite reductase in different states of oxidation: heme activation via reduction-gated exogenous ligand exchange., Crane BR, Siegel LM, Getzoff ED, Biochemistry 1997 Oct 7;36(40):12101-19. PMID: 9315848 |
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