Chains and heterogens:
PDB Chain Sequences:
>1i6iA (A:) gasvkvavrvrpfnsremsrdskciiqmsgstttivnpkqpketpksfsfdysywshtsp edinyasqkqvyrdigeemlqhafegynvcifaygqtgagksytmmgkqekdqqgiipql cedlfsrindttndnmsysvevsymeiycervrdllnpknkgnlrvrehpllgpyvedls klavtsyndiqdlmdsgnkartvaatnmnetssrshavfniiftqkrhdaetnittekvs kislvdlagseradstgakgtrlkeganinkslttlgkvisalaemdsgpnknkkkkktd fipyrdsvltwllrenlggnsrtamvaalspadinydetlstlryadrakqirntvsvnh hhhh
>1i6iA (A:) gasvkvavrvrpfnsremsrdskciiqmsgstttivnpkqpketpksfsfdysywshtsp edinyasqkqvyrdigeemlqhafegynvcifaygqtgagksytmmgkqekdqqgiipql cedlfsrindttndnmsysvevsymeiycervrdllnpknkgnlrvrehpllgpyvedls klavtsyndiqdlmdsgnkartvaatnmnetssrshavfniiftqkrhdaetnittekvs kislvdlagseaninkslttlgkvisalaemdfipyrdsvltwllrenlggnsrtamvaa lspadinydetlstlryadrakqirntvhhhhh