tokens: Cloning and sequencing of the upstream region of pepX revealed the presence of two ORFs of 360 and 1,338 bp that were shown to be able to encode proteins with high homology to GlnR and GlnA proteins , respectively .
folded_tokens: cloning and sequencing of the upstream region of pepx reveal the presence of two orf of 360 and 1,338 bp that be show to be able to encode protein with high homology to glnr and glna protein , respectively .