7322
The high specificity of different Rab / Ypt - effector interactions , which also depends on the bound nucleotide , is shown by fluorescence readout of microarrays .
 Chemical: nucleotide
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: nucleotide