instruction:
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.
question:
The Escherichia coli rdgC gene encodes a DNA - binding protein of 34 kDa , whose expression level was at its highest during exponential phase , reaching its maximum at ~ 1000 dimers per cell ( 2 ) .
answer:
Escherichia coli

question:
Thus , full correlates of protection mediated by the adaptive immune system against B . mallei remain to be fully elucidated .
answer:
B . mallei

question:
Rap1p was expressed in Escherichia coli BL21 ( DE3 ) from pL3S5 , a pET vector carrying the RAP1 gene downstream of a T7 promoter ( 26 ) .
answer:
Escherichia coli