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The Rep78 protein of adeno - associated virus ( AAV ) contains amino acid sequence motifs common to rolling - circle replication ( RCR ) initiator proteins .
 GENE: Rep78 protein; GENE: rolling - circle replication ( RCR ) initiator proteins
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
 GENE: Rep78 protein; GENE: rolling - circle replication ( RCR ) initiator proteins