The surfeit locus protein SURF-6 is shown to be a component of the nucleolar matrix and has a strong binding capacity for nucleic acids [1].

1: The SURF-6 protein is a component of the nucleolar matrix and has a high binding capacity for nucleic acids in vitro. Magoulas C, Zatsepina OV, Jordan PW, Jordan EG, Fried M; Eur J Cell Biol 1998;75:174-183. PMID:9548374