16910
The results obtained also suggest the first evidence of a water - mediated interface cluster formed at the site of Arg44 with the single - stranded DNA genome of the filamentous phage supramolecular assembly .
 Arg44
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 Arg44