Vacuolar Protein Sorting 4 Homolog B (S. Cerevisiae), SKD1, Suppressor Of K+ Transport Defect 1, Cell Migration-Inducing Gene 1 Protein, Suppressor Of K(+) Transport Growth Defect 1,Vacuolar Protein Sorting 4B (Yeast), SKD1B, PS4-2, Cell Migration-Inducing 1, Vacuolar Protein Sorting 4B, Vacuolar Protein Sorting-Associated Protein 4B, EC 3.6.4.6, VPS42, Protein SKD1.