YGR203W YCH1 SGDID:S000003435, Chr VII from 905237-905683, Genome Release 64-1-1, Verified ORF, "Phosphatase with sequence similarity to Cdc25p, Arr2p and Mih1p; member of the single-domain rhodanese homology superfamily; green fluorescent protein (GFP)-fusion protein localizes to both the cytoplasm and the nucleus"