1543
One P1 genomic clone and six subsequent plasmid subclones were isolated and analyzed for the exon - intron organization of the Ctpct gene .
 GENE: Ctpct gene
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: Ctpct gene