YGR285C ZUO1 SGDID:S000003517, Chr VII from 1063153-1061852, Genome Release 64-1-1, reverse complement, Verified ORF, "Ribosome-associated chaperone, functions in ribosome biogenesis and, in partnership with Ssz1p and SSb1/2, as a chaperone for nascent polypeptide chains; contains a DnaJ domain and functions as a J-protein partner for Ssb1p and Ssb2p"