Is predicted to encode a protein with the following domains: Domain of unknown function DUF4139; N-terminal domain of unknown function (DUF4140); Domain of unknown function (DUF4139); Domain of unknown function DUF4140; and Conserved hypothetical protein CHP02231. Is an ortholog of C. elegans F37C4.5; ZK1055.6; and ZK1055.7.