ACPPfel: Explainable deep ensemble learning for anticancer peptides prediction based on feature optimization

Mingyou Liu1,2, Tao Wu1, Xue Li1,2

  • 1School of Biology and Engineering (School of Health Medicine Modern Industry), Guizhou Medical University, Guiyang, China.

Frontiers in Genetics
|March 15, 2024
PubMed

Insights

This study introduces a deep ensemble learning method to efficiently predict anticancer peptides (ACPs), offering a faster alternative to traditional screening. The developed model achieves high accuracy, aiding in the discovery of novel cancer treatments.

Area of Science:

  • Biotechnology
  • Computational Biology
  • Oncology

Background:

  • Cancer remains a leading cause of global mortality, with conventional treatments posing risks to vital organ function.
  • Anticancer peptides (ACPs) show promise as targeted cancer therapies due to their specificity and lower toxicity.
  • Identifying effective ACPs via traditional wet-lab methods is labor-intensive and time-consuming.

Purpose of the Study:

  • To develop a computational framework for predicting anticancer peptides (ACPs).
  • To accelerate the identification of potential ACPs for cancer treatment.
  • To provide a user-friendly tool for researchers in the field of anticancer peptide discovery.

Main Methods:

  • A deep ensemble learning model was constructed for ACP prediction.
  • Feature selection and dimensionality reduction techniques were integrated into the model training.
  • The model's performance was validated using four distinct datasets.
  • Interpretability analysis was performed to identify key predictive features.

Main Results:

  • The deep ensemble model achieved high predictive accuracy, reaching 98.53% accuracy and an AUC of 0.9972 on the ACPfel dataset.
  • The framework demonstrated improved performance across multiple datasets.
  • A web server was developed to facilitate accessible ACP prediction for the research community.

Conclusions:

  • The deep ensemble learning approach provides an efficient and accurate method for predicting anticancer peptides.
  • This computational strategy significantly reduces the time and resources required for ACP identification.
  • The developed web server offers a valuable resource for advancing anticancer peptide research and drug discovery.