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.

Input: Consider Input:  Following replicate control measurements , test ramps were repeated in the presence of sodium nitroprusside ( 1 microM ) and phentolamine ( 1 microM ) to eliminate potential smooth muscle and alpha 1 - adrenoceptor effects , respectively .

Output: alpha 1


Input: Consider Input:  The immediate 5 ' - flanking region was GC - rich with 3 SP - 1 - like and 2 AP - 2 sites identified in close proximity to the transcription start site .

Output: SP - 1


Input: Consider Input:  The prgX gene is adjacent to prgQ which provides the promoter for prgB expression .


Output: prgX gene