Purpose. The article discusses the issues related to organization of network interaction in educational process. purpose work is study concepts “interaction” and “network interaction” provided by scientists who have studied this topic, as well determine authors’ definition.
 Methods. authors conduct a review literature sources on issue under use methods comparative analysis.
 Results....

In this paper we introduce the notion of protein interaction network. This is a graph whose vertices are the protein’s amino acids and whose edges are the interactions between them. Using a graph theory approach, we identify a number of properties of these networks. Some of them are common to all proteins, while others depend on the structure arrangement. The last group of properties allows to ...