preferred_name: RABGGTA and RABGGTB bind (Dictyostelium discoideum)
preferred_name_lc: rabggta and rabggtb bind (dictyostelium discoideum)
label: RABGGTA and RABGGTB bind (Dictyostelium discoideum)
label_lc: rabggta and rabggtb bind (dictyostelium discoideum)