Chains and heterogens:
PDB Chain Sequences:
>1c9lA (A:) qilpirfqehlqlqnlginpanigfstltmesdkficirekvgeqaqvviidmndpsnpi rrpisadsaimnpaskvialkagktlqifniemkskmkahtmtddvtfwkwislntvalv tdnavyhwsmegesqpvkmfdrhsslagcqiinyrtdakqkwllltgisaqqnrvvgamq lysvdrkvsqpieghaasfaqfkmegnaeestlfcfavrgqaggklhiievgtpptgnqp fpkkavdvffppeaqndfpvamqisekhdvvflitkygyihlydletgtciymnrisget ifvtapheatagiigvnrkgqvlsvcveeeniipyitnvlqnpdlalrmavrnnlag
>1c9lB (B:) qilpirfqehlqlqnlginpanigfstltmesdkficirekvgeqaqvviidmndpsnpi rrpisadsaimnpaskvialkagktlqifniemkskmkahtmtddvtfwkwislntvalv tdnavyhwsmegesqpvkmfdrhsslagcqiinyrtdakqkwllltgisaqqnrvvgamq lysvdrkvsqpieghaasfaqfkmegnaeestlfcfavrgqaggklhiievgtpptgnqp fpkkavdvffppeaqndfpvamqisekhdvvflitkygyihlydletgtciymnrisget ifvtapheatagiigvnrkgqvlsvcveeeniipyitnvlqnpdlalrmavrnnlag