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 Q]:  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 .
[EX A]: salR genes

[EX Q]:  Nuclear transcription assays confirmed that cys - 3 + was under sulfur - regulated transcriptional control and that cys - 3 + transcription was constitutive in sulfur controller ( scon ) - negative regulator mutants .
[EX A]: sulfur controller

[EX Q]:  The levels of TPAR1 mRNAs were dramatically down - regulated in regenerating rat liver when compared to normal adult liver .
[EX A]:
TPAR1 mRNAs