Binding to a L27 domain of a protein. L27 is composed of conserved negatively charged amino acids and a conserved aromatic amino acid. L27 domains can assemble proteins involved in signaling and establishment and maintenance of cell polarity into complexes by interacting in a heterodimeric manner.
Source:
GOC:BHF,
PMID:15241471,
Prosite:PDOC51022,
PMID:17237226