1KSU:
reference: Role of His505 in the soluble fumarate reductase from Shewanella frigidimarina., Pankhurst KL, Mowat CG, Miles CS, Leys D, Walkinshaw MD, Reid GA, Chapman SK, Biochemistry 2002 Jul 9;41(27):8551-6. PMID: 12093271

This OCA Structure page
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