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.

Ex Input:
 Pax - 6 constructs lacking the C - terminal activation domain repressed betaB1 - crystallin promoter activity as effectively as the full - length protein , but the PD alone or Pax - 6 ( 5a ) , a splice variant with an altered PD affecting its DNA binding specificity , did not .

Ex Output:
Pax - 6


Ex Input:
 Serum IgM levels showed a highly significant increase in all types of brain tumour when compared to controls .

Ex Output:
Serum IgM


Ex Input:
 We now describe a HepG2 cell casein kinase II beta subunit cDNA of 2 . 57 kb containing 96 bases of 5 ' untranslated sequence , 645 bases of open reading frame , and 1832 bases of 3 ' untranslated sequence with two polyadenylation consensus signal sequences and two poly ( A ) stretches .

Ex Output:

casein kinase II