Definition: In this task, you are given a sentence. You are expected to recognize the name of gene or protein. Although there might be several correct answers, you need to write one of them.
Input: Two adjacent , highly homologous endoglucanase genes , celD and celE from Fibrobacter succinogenes S85 , which were separated by an AT - rich 223 - nucleotide intergenic region were characterized .
Output:
homologous endoglucanase genes