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.

[EX Q]:  This observation is consistent with the results of previous gel filtration and sedimentation equilibrium experiments , which suggested the presence of dimeric species of E . coli RdgC in solution ( 1 , 2 ) .
[EX A]: E . coli

[EX Q]:  The rdgC gene ( PA3263 ) was amplified by the polymerase chain reaction ( PCR ) using the genomic DNA of P . aeruginosa strain PAO1 as a template .
[EX A]: P . aeruginosa

[EX Q]:  The complete sequence of the S . tuberosum cox2 was determined ( accession no . DQ18064 ) .
[EX A]:
S . tuberosum