preferred_name: CD28 homodimer binds B7-2 monomer (Canis familiaris)
preferred_name_lc: cd28 homodimer binds b7-2 monomer (canis familiaris)
label: CD28 homodimer binds B7-2 monomer (Canis familiaris)
label_lc: cd28 homodimer binds b7-2 monomer (canis familiaris)