12678
The cDNA contains a 546-nucleotide (nt) open reading frame ( ORF ) that codes for the carboxyl-terminal 180 amino acids (aa) of the recently identified fkhrl1 gene .
 carboxyl-terminal 180 amino acids, 546-nucleotide (nt) open reading frame, ORF, fkhrl1 gene
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 carboxyl-terminal 180 amino acids, 546-nucleotide (nt) open reading frame, ORF, fkhrl1 gene