TgESTzye58c08.y1 TgME49 invivo Bradyzoite cDNA size selected Toxoplasma gondii cDNA clone TgESTzye58c08.y1 5' similar to SW:HA1K_MOUSE P04223 H-2 CLASS I HISTOCOMPATIBILITY ANTIGEN, K-K ALPHA CHAIN PRECURSOR, mRNA sequence