2530
IL-1 beta and IL-6 genes contain AP-1 binding sites as regulatory elements , the AP-1 protein being composed of c-jun and c-fos gene products .
 protein: IL-6; protein: IL-1 beta; DNA: IL-6 genes; protein: AP-1; protein: AP-1; DNA: AP-1 binding sites; DNA: IL-1 beta and IL-6 genes; DNA: regulatory elements
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
 Entities: IL-6, IL-1 beta, IL-6 genes, AP-1, AP-1, AP-1 binding sites, IL-1 beta and IL-6 genes, regulatory elements 
Answer:
 protein: IL-6; protein: IL-1 beta; DNA: IL-6 genes; protein: AP-1; protein: AP-1; DNA: AP-1 binding sites; DNA: IL-1 beta and IL-6 genes; DNA: regulatory elements