1ERC:
reference: The NMR solution structure of the pheromone Er-1 from the ciliated protozoan Euplotes raikovi., Mronga S, Luginbuhl P, Brown LR, Ortenzi C, Luporini P, Bradshaw RA, Wuthrich K, Protein Sci 1994 Sep;3(9):1527-36. PMID: 7833812

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