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.

 Transcription start sites of sal and salR genes were determined to lie 30 - and 24 - bp upstream of the respective initiation codons and separated from each other by 78 nucleotides .
salR genes

 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 .
Pax - 6

 Previous studies have shown that TGFbeta1 expression is upregulated in mouse keratinocytes infected with a v - rasHa retrovirus , although the functional significance of this has not been clear .

v - rasHa