4025
Actin signaling controls serum response factor ( SRF ) activity via SRF interaction with the myocardin - related transcriptional activator ( MRTF ) - A and tethering to a single CArG box sequence within the CCN1 promoter .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Anatomy 
Text: {0} 
Answer:
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