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ATP - sensitive potassium ( K ( ATP ) ) channels are weak , inward rectifiers that couple metabolic status to cell membrane electrical activity , thus modulating many cellular functions .
 Chemical: ATP; Chemical: potassium; Chemical: K; 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; Chemical: potassium; Chemical: K; Chemical: ATP