Literature DB >> 10825970

Synthesis and biological activity of cyclic peptide inhibitors of ribonucleotide reductase.

S Liehr1, J Barbosa, A B Smith, B S Cooperman.   

Abstract

[formula: see text] A series of lactam-bridged peptide inhibitors (2-6) of mammalian ribonucleotide reductase (mRR) has been designed and synthesized on the basis of the heptapeptide N-AcFTLDADF (1), corresponding to the C-terminus of the R2 subunit of mRR. Inhibition studies revealed a direct relation between ring size and activity, with peptide 5 being 2.5 times more potent than peptide 1.

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Year:  1999        PMID: 10825970     DOI: 10.1021/ol9909381

Source DB:  PubMed          Journal:  Org Lett        ISSN: 1523-7052            Impact factor:   6.005


  4 in total

1.  Interactions of disulfide-constrained cyclic tetrapeptides with Cu(2+).

Authors:  Liyun Zhang; Zhaofeng Luo; Lidong Zhang; Liangyuan Jia; Lifang Wu
Journal:  J Biol Inorg Chem       Date:  2013-01-23       Impact factor: 3.358

2.  The structural basis for peptidomimetic inhibition of eukaryotic ribonucleotide reductase: a conformationally flexible pharmacophore.

Authors:  Hai Xu; James W Fairman; Sanath R Wijerathna; Nathan R Kreischer; John LaMacchia; Elizabeth Helmbrecht; Barry S Cooperman; Chris Dealwis
Journal:  J Med Chem       Date:  2008-07-09       Impact factor: 7.446

Review 3.  The structural basis for the allosteric regulation of ribonucleotide reductase.

Authors:  Md Faiz Ahmad; Chris G Dealwis
Journal:  Prog Mol Biol Transl Sci       Date:  2013       Impact factor: 3.622

4.  Targeting the Large Subunit of Human Ribonucleotide Reductase for Cancer Chemotherapy.

Authors:  Sanath R Wijerathna; Md Faiz Ahmad; Hai Xu; James W Fairman; Andrew Zhang; Prem Singh Kaushal; Qun Wan; Jianying Kiser; Chris G Dealwis
Journal:  Pharmaceuticals (Basel)       Date:  2011-10-13
  4 in total

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