TgESTzye50g06.y1 TgME49 invivo Bradyzoite cDNA size selected Toxoplasma gondii cDNA clone TgESTzye50g06.y1 5' similar to TR:Q9UUB6 Q9UUB6 UBIQUITIN CARBOXYL-TERMINAL HYDROLASE-LIKE PROTEIN, mRNA sequence