TASK 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.
PROBLEM:  This enhancer element functioned in a position - and orientation - independent manner both on the Pax - QNR P0 promoter and the heterologous thymidine kinase promoter .

SOLUTION: thymidine kinase

PROBLEM:  Evidence that the AT1A receptor activates transcription factor - Stat91 and / or a related protein .

SOLUTION: AT1A receptor

PROBLEM:  To explore further the role of the carboxyl - terminal domain in determining the cell cycle function of CDC34 , we constructed and characterized genes encoding chimeric E2s incorporating sequences from CDC34 and the related but functionally distinct E2 RAD6 ( UBC2 ) .

SOLUTION:
chimeric E2s