>6NNV_1|Chains A, B, C, D|Programmed cell death 1 ligand 1|Homo sapiens (9606) AFTVTVPKDLYVVEYGSNMTIECKFPVEKQLDLAALIVYWEMEDKNIIQFVHGEEDLKTQHSSYRQRARLLKDQLSLGNAALQITDVKLQDAGVYRCMISYGGADYKRITVKVNAPYAAALHEHHHH >6NNV_2|Chains E[auth I], F[auth J], G[auth K], H[auth L]|macrocyclic peptide|synthetic construct (32630) XFFXGDVFYGWYLCKX