Chains and heterogens:
PDB Chain Sequences:
>1okiA (A:) tvpitsakaaelppgnyrlvvfelenfqgrraefsgecsnladrgfdrvrsiivsagpwv afeqsnfrgemfilekgeyprwntwsssyrsdrlmsfrpikmdaqehkislfeganfkgn tieiqgddapslwvygfsdrvgsvkvssgtwvgyqypgyrgyqyllepgdfrhwnewgaf qpqmqslrrlrdkqwhlegsfpvlateppk
>1okiA (A:) ppgnyrlvvfelenfqgrraefsgecsnladrgfdrvrsiivsagpwvafeqsnfrgemf ilekgeyprwntwsssyrsdrlmsfrpikmdaqehkislfeganfkgntieiqgddapsl wvygfsdrvgsvkvssgtwvgyqypgyrgyqyllepgdfrhwnewgafqpqmqslrrlrd kqw
>1okiB (B:) tvpitsakaaelppgnyrlvvfelenfqgrraefsgecsnladrgfdrvrsiivsagpwv afeqsnfrgemfilekgeyprwntwsssyrsdrlmsfrpikmdaqehkislfeganfkgn tieiqgddapslwvygfsdrvgsvkvssgtwvgyqypgyrgyqyllepgdfrhwnewgaf qpqmqslrrlrdkqwhlegsfpvlateppk
>1okiB (B:) ppgnyrlvvfelenfqgrraefsgecsnladrgfdrvrsiivsagpwvafeqsnfrgemf ilekgeyprwntwsssyrsdrlmsfrpikmdaqehkislfeganfkgntieiqgddapsl wvygfsdrvgsvkvssgtwvgyqypgyrgyqyllepgdfrhwnewgafqpqmqslrrlrd kqwh