Crystal structure of compound 4a in complex with cdk5, showing an unusual binding mode to the hinge region via a water moleculeCrystal structure of compound 4a in complex with cdk5, showing an unusual binding mode to the hinge region via a water molecule

Structural highlights

4au8 is a 2 chain structure with sequence from Homo sapiens. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
Ligands:, ,
Activity:Cyclin-dependent kinase, with EC number 2.7.11.22
Resources:FirstGlance, OCA, RCSB, PDBsum

Publication Abstract from PubMed

4-(1,3-Benzothiazol-2-yl)thiophene-2-sulfonamide (4a) was found to be a moderately potent inhibitor of cyclin-dependent kinase 5 (cdk5) from a HTS screen. The synthesis and SAR around this hit is described. The X-ray coordinates of ligand 4a with cdk5 are also reported, showing an unusual binding mode to the hinge region via a water molecule.

Synthesis and structure-activity relationship of 4-(1,3-benzothiazol-2-yl)-thiophene-2-sulfonamides as cyclin-dependent kinase 5 (cdk5)/p25 inhibitors.,Malmstrom J, Viklund J, Slivo C, Costa A, Maudet M, Sandelin C, Hiller G, Olsson LL, Aagaard A, Geschwindner S, Xue Y, Vasange M Bioorg Med Chem Lett. 2012 Sep 15;22(18):5919-23. doi:, 10.1016/j.bmcl.2012.07.068. Epub 2012 Jul 25. PMID:22889803[1]

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

References

  1. Malmstrom J, Viklund J, Slivo C, Costa A, Maudet M, Sandelin C, Hiller G, Olsson LL, Aagaard A, Geschwindner S, Xue Y, Vasange M. Synthesis and structure-activity relationship of 4-(1,3-benzothiazol-2-yl)-thiophene-2-sulfonamides as cyclin-dependent kinase 5 (cdk5)/p25 inhibitors. Bioorg Med Chem Lett. 2012 Sep 15;22(18):5919-23. doi:, 10.1016/j.bmcl.2012.07.068. Epub 2012 Jul 25. PMID:22889803 doi:http://dx.doi.org/10.1016/j.bmcl.2012.07.068

4au8, resolution 1.90Å

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