preferred_name: DHFR dimer binds DHFR inhibitors (Canis familiaris)
preferred_name_lc: dhfr dimer binds dhfr inhibitors (canis familiaris)
label: DHFR dimer binds DHFR inhibitors (Canis familiaris)
label_lc: dhfr dimer binds dhfr inhibitors (canis familiaris)