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.

 The aromatic hydrocarbon receptor ( AHR ) is a ligand - activated transcription factor that regulates the expression of several drug - metabolizing enzymes and has been implicated in immunosuppression , teratogenesis , cell - specific hyperplasia , and certain types of malignancies and toxicities .
aromatic hydrocarbon receptor

 The vaccine was highly immunogenic , since 111 of 113 patients ( 98 % ) produced anti - HBs ( 10 mIU / ml or more ) .
anti - HBs

 The 7 . 2 kb EcoRI fragment of AfMNPV was cloned and the nucleotide sequences of the polyhedrin coding region and its flanking regions were determined .

EcoRI fragment