MKLYYKVGAASLAPHIILSEAGLPYELEAVDLKAKKTADGGDYFAVNPRG AVPALEVKPGTVITQNAAILQYIGDHSDVAAFKPAYGSIERARLQEALGF CSDLHAAFSGLFAPNLSEEARAGVIANINRRLGQLEAMLSDKNAYWLGDD FTQPDAYASVIIGWGVGQKLDLSAYPKALKLRERVLARPNVQKAFKEEGL N
2pvq Cysteine 10 is critical for the activity of Ochrobactrum anthropi glutathione transferase and its mutation to alanine causes the preferential binding of glutathione to the H-site.