Howtogeek posted a tutorial about customizing shortcut keys for any Linux application

One of the more annoying problems with Linux has always been the lack of AutoHotkey support, so you couldn?t customize your shortcut keys?but now with the open source application AutoKey, you can do that and more.
AutoKey is a desktop automation utility that lets you manage blocks of text and use abbreviations and hotkeys to save yourself time while typing?but you can also use it to remap hotkeys in applications. For instance, if your favorite application used Ctrl+Q to quit and you didn?t want it to, you could remap that key using AutoKey.

  How to Customize Shortcut Keys for Any Linux Application