version: 1

sequences:
  - protein:
      id: A
      sequence: MSGMTAEELAERIGEALARGRWDEVYALGAYAFLTLTPEEIEEMRRRLREVLREELKKLGKTYSDEEVDRLVEAAVYEGEASAVVVRRYREEGLPEDMTDEQLFELGMLHEAYHVNFGDAYVVADGKEGIVEVLVARTEEELEEARRLAERAREEGKEVRFFKKGEEEAVIEWLREVAEKYPKVREGLIEGTRRLLEEYRKIVGSAWSHPQFEK

  - ligand:
      id: ZN
      smiles: "[Zn+2]"
``