Chains and heterogens:
PDB Chain Sequences:
>1bg0_ (-) vdqatldkleagfkklqeasdcksllkkhltkdvfdsiknkktgmgatlldviqsgvenl dsgvgiyapdaesyrtfgplfdpiiddyhggfkltdkhppkqwgdintlvgldpagqfii strvrcgrslqgypfnpcltaeqykemeekvsstlssmedelkgtyypltgmskatqqql iddhflfkegdrflqtanacrywptgrgifhndaktflvwvneedhlriismqkggdlkt vykrlvtavdniesklpfshddrfgfltfcptnlgttmrasvhiqlpklakdrkvledia skfnlqvrgtrgehteseggvydisnkrrlglteyqavremqdgilemikmekaaa