Chains and heterogens:
PDB Chain Sequences:
>1ykfA (A:) mkgfamlsigkvgwiekekpapgpfdaivrplavapctsdihtvfegaigerhnmilghe avgevvevgsevkdfkpgdrvvvpaitpdwrtsevqrgyhqhsggmlagwkfsnvkdgvf geffhvndadmnlahlpkeipleaavmipdmmttgfhgaeladielgatvavlgigpvgl mavagaklrgagriiavgsrpvcvdaakyygatdivnykdgpiesqimnltegkgvdaai iaggnadimatavkivkpggtianvnyfgegevlpvprlewgcgmahktikgglcpggrl rmerlidlvfykrvdpsklvthvfrgfdniekafmlmkdkpkdlikpvvila
>1ykfB (B:) mkgfamlsigkvgwiekekpapgpfdaivrplavapctsdihtvfegaigerhnmilghe avgevvevgsevkdfkpgdrvvvpaitpdwrtsevqrgyhqhsggmlagwkfsnvkdgvf geffhvndadmnlahlpkeipleaavmipdmmttgfhgaeladielgatvavlgigpvgl mavagaklrgagriiavgsrpvcvdaakyygatdivnykdgpiesqimnltegkgvdaai iaggnadimatavkivkpggtianvnyfgegevlpvprlewgcgmahktikgglcpggrl rmerlidlvfykrvdpsklvthvfrgfdniekafmlmkdkpkdlikpvvila
>1ykfC (C:) mkgfamlsigkvgwiekekpapgpfdaivrplavapctsdihtvfegaigerhnmilghe avgevvevgsevkdfkpgdrvvvpaitpdwrtsevqrgyhqhsggmlagwkfsnvkdgvf geffhvndadmnlahlpkeipleaavmipdmmttgfhgaeladielgatvavlgigpvgl mavagaklrgagriiavgsrpvcvdaakyygatdivnykdgpiesqimnltegkgvdaai iaggnadimatavkivkpggtianvnyfgegevlpvprlewgcgmahktikgglcpggrl rmerlidlvfykrvdpsklvthvfrgfdniekafmlmkdkpkdlikpvvila
>1ykfD (D:) mkgfamlsigkvgwiekekpapgpfdaivrplavapctsdihtvfegaigerhnmilghe avgevvevgsevkdfkpgdrvvvpaitpdwrtsevqrgyhqhsggmlagwkfsnvkdgvf geffhvndadmnlahlpkeipleaavmipdmmttgfhgaeladielgatvavlgigpvgl mavagaklrgagriiavgsrpvcvdaakyygatdivnykdgpiesqimnltegkgvdaai iaggnadimatavkivkpggtianvnyfgegevlpvprlewgcgmahktikgglcpggrl rmerlidlvfykrvdpsklvthvfrgfdniekafmlmkdkpkdlikpvvila