Chains and heterogens:
PDB Chain Sequences:
>1ll7A (A:) ggfrsvvyfvnwaiygrghnpqdlkadqfthilyafanirpsgevylsdtwadtdkhypg dkwdepgnnvygcikqmyllkknnrnlktllsiggwtyspnfktpasteegrkkfadtsl klmkdlgfdgididwqypedekqandfvlllkacrealdaysakhpngkkflltiaspag pqnynklklaemdkyldfwnlmaydfsgswdkvsghmsnvfpsttkpestpfssdkavkd yikagvpankivlgmplygrafastdgigtsfngvgggswengvwdykdmpqqgaqvtel ediaasysydknkrylisydtvkiagkkaeyitkngmgggmwwesssdktgneslvgtvv nglggtgkleqrenelsypesvydnlkngmps
>1ll7B (B:) ggfrsvvyfvnwaiygrghnpqdlkadqfthilyafanirpsgevylsdtwadtdkhypg dkwdepgnnvygcikqmyllkknnrnlktllsiggwtyspnfktpasteegrkkfadtsl klmkdlgfdgididwqypedekqandfvlllkacrealdaysakhpngkkflltiaspag pqnynklklaemdkyldfwnlmaydfsgswdkvsghmsnvfpsttkpestpfssdkavkd yikagvpankivlgmplygrafastdgigtsfngvgggswengvwdykdmpqqgaqvtel ediaasysydknkrylisydtvkiagkkaeyitkngmgggmwwesssdktgneslvgtvv nglggtgkleqrenelsypesvydnlkngmps