Strong evidence that a search algorithm can find high functionality in an astronomically large search space

What math and data did you use?

I’m not seeing any problem.

Here are some data:

https://www.jbc.org/action/showFullTableHTML?isHtml=true&tableId=tblII&pii=S0021-9258(19)51632-5

So how do you define a “single function” given data like these?

Exactly.