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The nervous system-derived (N-Oct) proteins bound to the octamer DNA sequence in a manner which is indistinguishable from the Oct-1 and Oct-2A proteins .
 protein: nervous system-derived (N-Oct) proteins; protein: Oct-2A proteins; DNA: octamer DNA sequence; protein: Oct-1
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 protein: nervous system-derived (N-Oct) proteins; protein: Oct-2A proteins; DNA: octamer DNA sequence; protein: Oct-1