Design and Combinatorial Development of Shield-1 Peptide Mimetics Binding to Destabilized FKBP12
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Design and Combinatorial Development of Shield-1 Peptide Mimetics Binding to Destabilized FKBP12. / Madsen, Daniel; Jørgensen, Frederik P.; Palmer, Daniel; Roux, Milena E.; Olsen, Jakob V.; Bols, Mikael; Schoffelen, Sanne; Diness, Frederik; Meldal, Morten.
In: ACS Combinatorial Science, Vol. 22, No. 3, 2020, p. 156-164.Research output: Contribution to journal › Journal article › peer-review
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TY - JOUR
T1 - Design and Combinatorial Development of Shield-1 Peptide Mimetics Binding to Destabilized FKBP12
AU - Madsen, Daniel
AU - Jørgensen, Frederik P.
AU - Palmer, Daniel
AU - Roux, Milena E.
AU - Olsen, Jakob V.
AU - Bols, Mikael
AU - Schoffelen, Sanne
AU - Diness, Frederik
AU - Meldal, Morten
PY - 2020
Y1 - 2020
N2 - On the basis of computational design, a focused one-bead one-compound library has been prepared on microparticle-encoded PEGA1900 beads consisting of small tripeptides with a triazole-capped N-terminal. The library was screened towards a double point-mutated version of the human FKBP12 protein, known as the destabilizing domain (DD). Inspired by the decoded library hits, unnatural peptide structures were screened in a novel on-bead assay, which was useful for a rapid structure evaluation prior to off-bead resynthesis. Subsequently, a series of 19 compounds were prepared and tested using a competitive fluorescence polarization assay, which led to the discovery of peptide ligands with low micromolar binding affinity towards the DD. The methodology represents a rapid approach for identification of a novel structure scaffold, where the screening and initial structure refinement was accomplished using small quantities of library building blocks.
AB - On the basis of computational design, a focused one-bead one-compound library has been prepared on microparticle-encoded PEGA1900 beads consisting of small tripeptides with a triazole-capped N-terminal. The library was screened towards a double point-mutated version of the human FKBP12 protein, known as the destabilizing domain (DD). Inspired by the decoded library hits, unnatural peptide structures were screened in a novel on-bead assay, which was useful for a rapid structure evaluation prior to off-bead resynthesis. Subsequently, a series of 19 compounds were prepared and tested using a competitive fluorescence polarization assay, which led to the discovery of peptide ligands with low micromolar binding affinity towards the DD. The methodology represents a rapid approach for identification of a novel structure scaffold, where the screening and initial structure refinement was accomplished using small quantities of library building blocks.
KW - destabilizing domain
KW - encoded beads
KW - one-bead one-compound library
KW - solid-phase synthesis
U2 - 10.1021/acscombsci.9b00197
DO - 10.1021/acscombsci.9b00197
M3 - Journal article
C2 - 32027120
AN - SCOPUS:85080947059
VL - 22
SP - 156
EP - 164
JO - ACS Combinatorial Science
JF - ACS Combinatorial Science
SN - 2156-8952
IS - 3
ER -
ID: 237843368