What would be your best prediction on the effect of not having ATP available to supply energy to this process

The best prediction is the lack of energy in the body, the feeling of tiredness or the lack of administration of healthy foods.

Explanation:

When there is no energy or energetic reserves the fat reserves are depleted, therefore the person is thin, or underweight.

Glycogen stores are also depleted, therefore muscle fatigue is the predominant one.

thats not a question