Chains and heterogens:
PDB Chain Sequences:
>1cetA (A:) apkakivlvgsgmiggvmatlivqknlgdvvlfdivknmphgkaldtshtnvmaysnckv sgsntyddlagsdvvivtagftkapgksdkewnrldllplnnkimieigghikkncpnaf iivvtnpvdvmvqllhqhsgvpknkiiglggvldtsrlkyyisqklnvcprdvnahivga hgnkmvllkryitvggiplqefinnklisdaeleaifdrtvntaleivnlhaspyvapaa aiiemaesylkdlkkvlicstllegqyghsdifggtpvvlgangveqvielqlnseekak fdeaiaetkrmkala
>1cetA (A:) apkakivlvgsgmiggvmatlivqknlgdvvlfdivknmphgkaldtshtnvmaysnckv sgsntyddlagsdvvivtagftnrldllplnnkimieigghikkncpnafiivvtnpvdv mvqllhqhsgvpknkiiglggvldtsrlkyyisqklnvcprdvnahivgahgnkmvllkr yitvggiplqefinnklisdaeleaifdrtvntaleivnlhaspyvapaaaiiemaesyl kdlkkvlicstllegqyghsdifggtpvvlgangveqvielqlnseekakfdeaiaetkr mkala