nivolumab,pembrolizumab,toripalimab,dostarlimab
coherus biosciences,bms,merck,shanghai junshi bioscience,gsk
['toripalimab', 'nivo', 'pembro']
 and for a different mab (toripalimab) a comparison also of pembro/nivo, where they bind &amp; all from a superficial view: igg4 &amp; s228p against fab-arm exchange looks relatively standard. the magic must be somewhere else.