CoupledComponent.cs

using UnityEngine;
using System.Collections;

public class CoupledComponent : MonoBehaviour
{
    void Update () 
    {
        if (Input.GetKeyDown(KeyCode.E)) 
        {
            PerformAction();
        }
    }
    
    void PerformAction () 
    {
        Debug.Log("Performing some action related to the game logic");
    }
}