How To Install percolator on CentOS 7
Introduction
In this tutorial we learn how to install percolator on CentOS 7.
What is percolator
The first step in analyzing an mass spectrometry assay is to match the harvested spectra against a target database using database search engines such as Sequest and Mascot, a process that renders list of peptide-spectrum matches. However, it is not trivial to assess the accuracy of these identifications. Percolator uses a semi-supervised machine learning to discriminate correct from incorrect peptide-spectrum matches, and calculates accurate statistics such as q-value (FDR) and posterior error probabilities.
We can use yum or dnf to install percolator on CentOS 7. In this tutorial we discuss both methods but you only need to choose one of method to install percolator.
Install percolator on CentOS 7 Using yum
Update yum database with yum using the following command.
sudo yum makecache
After updating yum database, We can install percolator using yum by running the following command:
sudo yum -y install percolator
Install percolator on CentOS 7 Using dnf
If you don’t have dnf installed you can install DNF on CentOS 7 first.
Update yum database with dnf using the following command.
sudo dnf makecache
After updating yum database, We can install percolator using dnf by running the following command:
sudo dnf -y install percolator
How To Uninstall percolator on CentOS 7
To uninstall only the percolator package we can use the following command:
sudo dnf remove percolator
References
Summary
In this tutorial we learn how to install percolator on CentOS 7 using yum and dnf.