Endothiapepsin with Ligand VSK-B24Endothiapepsin with Ligand VSK-B24

Structural highlights

5oje is a 1 chain structure with sequence from Cryphonectria parasitica. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
Method:X-ray diffraction, Resolution 1.579Å
Ligands:, , , ,
Resources:FirstGlance, OCA, PDBe, RCSB, PDBsum, ProSAT

Function

CARP_CRYPA

Publication Abstract from PubMed

Acylhydrazone-based dynamic combinatorial chemistry (DCC) is a powerful strategy for the rapid identification of novel hits. Even though acylhydrazones are important structural motifs in medicinal chemistry, their further progression in development may be hampered by major instability and toxicity issues under physiological conditions. It is therefore of paramount importance to identify stable replacements for acylhydrazone linkers. Here, we present the first report on the design and synthesis of stable bioisosteres of acylhydrazone-based inhibitors of the aspartic protease endothiapepsin as a follow-up to a DCC study. The most successful bioisostere is equipotent, bears an amide linker and we confirmed its binding mode by X-ray crystallography. Having some validated bioisosteres of acylhydrazones readily available might accelerate hit-to-lead optimization for future acylhydrazone-based DCC projects.

Design and Synthesis of Bioisosteres of Acylhydrazones as Stable Inhibitors of the Aspartic Protease Endothiapepsin.,Hirsch AKH, Jumde VR, Mondal M, Gierse RM, Unver MY, Magari F, van Lier RCW, Heine A, Klebe G ChemMedChem. 2018 Sep 3. doi: 10.1002/cmdc.201800446. PMID:30178575[1]

From MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine.

See Also

References

  1. Hirsch AKH, Jumde VR, Mondal M, Gierse RM, Unver MY, Magari F, van Lier RCW, Heine A, Klebe G. Design and Synthesis of Bioisosteres of Acylhydrazones as Stable Inhibitors of the Aspartic Protease Endothiapepsin. ChemMedChem. 2018 Sep 3. doi: 10.1002/cmdc.201800446. PMID:30178575 doi:http://dx.doi.org/10.1002/cmdc.201800446

5oje, resolution 1.58Å

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