YKL124W SSH4 SGDID:S000001607, Chr XI from 210593-212332, Genome Release 64-1-1, Verified ORF, "Specificity factor required for Rsp5p-dependent ubiquitination and sorting of cargo proteins at the multivesicular body; identified as a high-copy suppressor of a SHR3 deletion, increasing steady-state levels of amino acid permeases"