druglikeness Archive

  • Does size matter?

    Does size matter?

    The goal of drug discovery is to find potent and selective inhibitors for particular targets. A good ligand thus should be small (for better bio-availability) and potent. The larger is the inhibitor, the more there are ways to interact with specific features of a certain...

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  • Do we need those nM-inhibitors?

    Do we need those nM-inhibitors?

    It’s “well known” that we all need to find the stronger inhibitors against any specific therapeutic target as possible. The motivation is that the strongest inhibitors are most probably less toxic. It’s so obvious and thus needs to be checked. To do so we took...

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  • How drug-like are vendor libraries?

    How drug-like are vendor libraries?

    We use a few chemical compounds vendors in our drug discovery programs (let us call them “Provider I”, “Provider II”, and “Provider III”). Nowadays chemicals providers normally claim about 1M of drug-like compounds readily available for shipping at a very reasonable cost. A few dozen...

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  • Drug likeness: what do bioavailability and toxicity properties tell us about druglikeness?

    Drug likeness: what do bioavailability and toxicity properties tell us about druglikeness?

    Druglikeness is a qualitative concept used in drug design for an estimate on how “druglike” a prospective compound is. Usually it is estimated from the molecular structure, often even before the substance is synthesized and tested. A good drug should show good availability, low toxicity...

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