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The structures of crystalline D-xylose isomerase (D-xylose ketol-isomerase; EC from Streptomyces rubiginosus and of its complexes with substrate and with an active-site-directed inhibitor(More)
Morphine 3-sulfate, which carries a polar, acidic group at the 3-position much like morphine, does not differ greatly in analgesic potency from morphine following intracerebroventricular(More)
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