preferred_name: CD28 homodimer binds B7-1 homodimer (Mus musculus)
preferred_name_lc: cd28 homodimer binds b7-1 homodimer (mus musculus)
label: CD28 homodimer binds B7-1 homodimer (Mus musculus)
label_lc: cd28 homodimer binds b7-1 homodimer (mus musculus)