5OBP:
reference: Selective utilization of benzimidazolyl-norcobamides as cofactors by the tetrachloroethene reductive dehalogenase of Sulfurospirillum multivorans., Keller S, Kunze C, Bommer M, Paetz C, Menezes RC, Svatos A, Dobbek H, Schubert T, J Bacteriol. 2018 Jan 29. pii: JB.00584-17. doi: 10.1128/JB.00584-17. PMID: 29378885

This OCA Structure page
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