OEE: Let's move to more examples where lean tools work great; OEE (Overall Equipment Effectiveness) is a great example to demonstrate that, in our industry, there are areas that should leverage OEE as an equipment performance metric, and where OEE does not add value.
Making the world better, one answer at a time. The seven protein classes are structural proteins, storage proteins, defensive proteins, transport proteins, signal proteins, contractile proteins, and enzymes.
The 20 proteinogen amino acids are also called standard amino acids, which can be divided into three groups: essential, semi-essential and non-essential. Eight amino acids are essential for humans, as the body cannot produce them by themselves, and they have to be supplied externally.