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:
 These findings also demonstrate that unless excluded by other factors , the C proteins are likely to be located along the length of nascent transcripts .
answer:
C proteins


question:
 Platelet factor 4 levels in patients with coronary artery disease .
answer:
Platelet factor 4


question:
 Soluble recombinant RI and soluble recombinant C alpha can associate in vitro and be activated by cyclic AMP .
answer:

C alpha