LCN2, a member of the lipocalin family, is associated with various tumors and inflammatory conditions. Despite the availability of known inhibitors, none have been approved for clinical use. In this study, marine compounds were screened for their ability to inhibit LCN2 using pharmacophore models. Six compounds were optimized for protein binding after being docked against the positive control Compound A. Two compounds showed promising results in ADMET screening. Molecular dynamics simulations were utilized to predict binding mechanisms, with Compound 69081_50 identified as a potential LCN2 inhibitor. MM-PBSA analysis revealed key amino acid residues that are involved in interactions, suggesting that Compound 69081_50 could be a candidate for drug development.
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Int J Mol Sci
January 2025
Molecular Biosciences, Middle Tennessee State University, Murfreesboro, TN 37132, USA.
The autotaxin-lysophosphatidic acid receptor (ATX-LPAR) signaling axis is pivotal in various clinical conditions, including cancer and autoimmune disorders. This axis promotes tumorigenicity by interacting with the tumor microenvironment, facilitating metastasis, and conceding antitumor immunity, thereby fostering resistance to conventional cancer therapies. Recent studies highlight the promise of ATX/LPAR inhibitors in combination with conventional chemotherapeutic drugs to overcome some forms of this resistance, representing a novel therapeutic strategy.
View Article and Find Full Text PDFPharmacol Res
January 2025
Department of Cardiovascular Sciences, University of Birmingham, Birmingham, B15 2TT, UK. Electronic address:
PEPITEM is an immune-modulatory peptide that effectively regulates inflammation and mitigates immune-mediated inflammatory diseases (IMIDs). Here, we identify two independently active tripeptide pharmacophores within PEPITEM and engineered peptidomimetics with enhanced pharmacodynamic properties. These peptidomimetics regulate T-cell trafficking in vitro and reduce T-cell, neutrophil and macrophage numbers in the inflamed peritoneal cavity in vivo.
View Article and Find Full Text PDFJ Med Chem
January 2025
College of Pharmacy, National & Local Joint Engineering Research Center of Targeted and Innovative Therapeutics, IATTI, Chongqing University of Arts and Sciences, Chongqing 402160, China.
The concomitant inhibition of PI3Kδ and bromodomain and extra-terminal (BET) that exerts a synergistic effect on the B-cell receptor signaling pathway provides a new strategy for the treatment of aggressive diffuse large B-cell lymphoma (DLBCL). Herein, a merged pharmacophore strategy was utilized to discover a series of thieno[3,2-]pyrimidine derivatives as the first-in-class bifunctional PI3Kδ-BET inhibitors. Through optimization, a highly potent compound () was identified to possess excellent and balanced activities against PI3Kδ [inhibitory concentration (IC) = 112 ± 8 nM] and BRD4-BD1 (IC = 19 ± 1 nM) and exhibited strong antiproliferative activities in DLBCL cells.
View Article and Find Full Text PDFMar Drugs
January 2025
The Marine Biomedical Research Institute of Guangdong Zhanjiang, School of Ocean and Tropical Medicine, Guangdong Medical University, Zhanjiang 524023, China.
LCN2, a member of the lipocalin family, is associated with various tumors and inflammatory conditions. Despite the availability of known inhibitors, none have been approved for clinical use. In this study, marine compounds were screened for their ability to inhibit LCN2 using pharmacophore models.
View Article and Find Full Text PDFJ Med Chem
January 2025
School of Pharmacy, Guangdong Pharmaceutical University, Guangzhou 510006, P. R. China.
Metabolic dysfunction-associated steatohepatitis (MASH) is a complex disease driven by diverse metabolic and inflammatory pathways. Farnesoid X receptor (FXR) is a promising target for MASH due to its role in bile acid and lipid metabolism, while HSD17B13 regulates liver lipid droplet homeostasis. However, the existing HSD17B13 inhibitors have several druglike property challenges due to the common phenolic structure, a key pharmacophore for the HSD17B13 inhibitor.
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