Chains and heterogens:
PDB Chain Sequences:
>3iweA (A:) grsyqfwdtqpvpklgevvnthgpvepdkdnirqepytlpqgftwdaldlgdrgvlkely tllnenyvedddnmfrfdyspefllwalrppgwlpqwhcgvrvvssrklvgfisaipani hiydtekkmveinflcvhkklrskrvapvlireitrrvhlegifqavytagvvlpkpvgt crywhrslnprklievkfshlsrnmtmqrtmklyrlpetpktaglrpmetkdipvvhqll trylkqfhltpvmsqeevehwfypqeniidtfvvenangevtdflsfytlpstimnhpth kslkaaysfynvhtqtplldlmsdalvlakmkgfdvfnaldlmenktfleklkfgigdgn lqyylynwkcpsmgaekvglvlq
>3iweA (A:) rsyqfwdtqpvpklgevvnthgpvepdkdnirqepytlpqgftwdaldlgdrgvlkelyt llnenyvedddnmfrfdyspefllwalrppgwlpqwhcgvrvvssrklvgfisaipanih iydtekkmveinflcvhkklrskrvapvlireitrrvhlegifqavytagvvlpkpvgtc rywhrslnprklievkfshlsrnmtmqrtmklyrlpetpktaglrpmetkdipvvhqllt rylkqfhltpvmsqeevehwfypqeniidtfvvenangevtdflsfytlpstimnhpthk slkaaysfynvhtqtplldlmsdalvlakmkgfdvfnaldlmenktfleklkfgigdgnl qyylynwkcpsmgaekvglvlq
>3iweB (B:) grsyqfwdtqpvpklgevvnthgpvepdkdnirqepytlpqgftwdaldlgdrgvlkely tllnenyvedddnmfrfdyspefllwalrppgwlpqwhcgvrvvssrklvgfisaipani hiydtekkmveinflcvhkklrskrvapvlireitrrvhlegifqavytagvvlpkpvgt crywhrslnprklievkfshlsrnmtmqrtmklyrlpetpktaglrpmetkdipvvhqll trylkqfhltpvmsqeevehwfypqeniidtfvvenangevtdflsfytlpstimnhpth kslkaaysfynvhtqtplldlmsdalvlakmkgfdvfnaldlmenktfleklkfgigdgn lqyylynwkcpsmgaekvglvlq
>3iweB (B:) syqfwdtqpvpklgevvnthgpvepdkdnirqepytlpqgftwdaldlgdrgvlkelytl lnenyvedddnmfrfdyspefllwalrppgwlpqwhcgvrvvssrklvgfisaipanihi ydtekkmveinflcvhkklrskrvapvlireitrrvhlegifqavytagvvlpkpvgtcr ywhrslnprklievkfshlsrnmtmqrtmklyrlpetpktaglrpmetkdipvvhqlltr ylkqfhltpvmsqeevehwfypqeniidtfvvenangevtdflsfytlpstimnhpthks lkaaysfynvhtqtplldlmsdalvlakmkgfdvfnaldlmenktfleklkfgigdgnlq yylynwkcpsmgaekvglvlq