Chains and heterogens:
PDB Chain Sequences:
>1f8wA (A:) mkvivlgsshggyeaveellnlhpdaeiqwyekgdfisflscgmqlylegkvkdvnsvry mtgekmesrgvnvfsnteitaiqpkehqvtvkdlvsgeervenydkliispgavpfeldi pgkdldniylmrgrqwaiklkqktvdpevnnvvvigsgyigieaaeafakagkkvtvidi ldrplgvyldkeftdvlteemeannitiatgetveryegdgrvqkvvtdknaydadlvvv avgvrpntawlkgtlelhpngliktdeymrtsepdvfavgdatlikynpadtevnialat namkqgrfavknleepvkpfpgvqgssglavfdykfastginevmaqklgketkavtvve dylmdfnpdkqkawfklvydpettqilgaqlmskadltaninaislaiqakmtiedlaya dfffqpafdkpwniintaaleavkqer