>pdb|2fss|A B C D MAKIVLVLYDAGKHAADEEKLYGCTENKLGIANWLKDQGHELITTSDEEGGNSVLDQHIPDADIIITTPFHPAYITKERIDKAKKLKLVVVAGVGSDHIDLDYINQTGKKISVLEVTGSNVVSVAEHVVMTMLVLVRNFVPAHEQIINHDWEVAAIAKDAYDIEGKTIATIGAGRIGYRVLERLVPFNPKELLYYDYQALPKDAEEKVGARRVENIEELVAQADIVTVNAPLHAGTKGLINKELLSKFKKGAWLVNTARGAICVAEDVAAALESGQLRGYGGDVWFPQPAPKDHPWRDMRNKYGAGNAMTPHYSGTTLDAQTRYAQGTKNILESFFTGKFDYRPQDIILLNGEYVTKAYGKHDKK