This family consists of several Staphylococcus aureus and related bacteriophage proteins of around 65 residues in length. The function of this family is unknown. Structural modelling suggests this domain may bind nucleic acids [1].

1: Ab Initio Modeling Led Annotation Suggests Nucleic Acid Binding Function for Many DUFs. Rigden DJ; OMICS 2011;0:0-0. PMID:21348639