SAND protein family, first described in Saccharomyces cerevisiae (but also in the animals Fugu rubripes, Caenorhabditis elegans, Drosophila melanogaster and Homo sapiens and in the plant Arabidopsis thaliana using comparative genomics), is membrane protein related with vesicle traffic (vacuole fussion in yeasts and lysosome one in mammals and other taxa. In humans has been described an interaction with HSV-1, a virus which produces Herpes simplex.
References
SAND protein Wikipedia(Text) CC BY-SA