alanine scanning mutagenesis in a sentence

1. Then shotgun scanning method which combines the concepts of alanine scanning mutagenesis and binomial mutagenesis with phage display technology was used.
2. The site-directed approach may be done systematically in such techniques as " alanine scanning mutagenesis " whereby residues are systematically mutated to alanine in order to identify residues important to the structure or function of a protein.
3. It's difficult to find alanine scanning mutagenesis in a sentence.