11815
Furthermore , generation of several simplified scaffolds derived from a reported inhibitor and characterization of these compounds using activity assays , protein aggregation studies and saturation transfer differential ( STD ) NMR suggests that targeting of this protein feature may provide a basis for the design of ATP - competitive compounds .
 Chemical: ATP
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: ATP