Chains and heterogens:
PDB Chain Sequences:
>6fz2A (A:) mgsshhhhhhssgrenlyfqgrsyqfwdtqpvpklgevvnthgpvepdkdnirqepytlp qgftwdaldlgdrgvlkelytllnenyvedddnmfrfdyspefllwalrppgwlpqwhcg vrvvssrklvgfisaipanihiydtekkmveinflcvhkklrskrvapvlireitrrvhl egifqavytagvvlpkpvgtcrywhrslnprklievkfshlsrnmtmqrtmklyrlpetp ktaglrpmetkdipvvhqlltrylkqfhltpvmsqeevehwfypqeniidtfvvenange vtdflsfytlpstimnhpthkslkaaysfynvhtqtplldlmsdalvlakmkgfdvfnal dlmenktfleklkfgigdgnlqyylynwkcpsmgaekvglvlq
>6fz2A (A:) syqfwdtqpvpklgevvnthgpvepdkdnirqepytlpqgftwdaldlgdrgvlkelytl lnenyvedddnmfrfdyspefllwalrppgwlpqwhcgvrvvssrklvgfisaipanihi ydtekkmveinflcvhkklrskrvapvlireitrrvhlegifqavytagvvlpkpvgtcr ywhrslnprklievkfshnmtmqrtmklyrlpetpktaglrpmetkdipvvhqlltrylk qfhltpvmsqeevehwfypqeniidtfvvenangevtdflsfytlpstimnkslkaaysf ynvhtqtplldlmsdalvlakmkgfdvfnaldlmenktfleklkfgigdgnlqyylynwk cpsmgaekvglvlq
>6fz2B (B:) mgsshhhhhhssgrenlyfqgrsyqfwdtqpvpklgevvnthgpvepdkdnirqepytlp qgftwdaldlgdrgvlkelytllnenyvedddnmfrfdyspefllwalrppgwlpqwhcg vrvvssrklvgfisaipanihiydtekkmveinflcvhkklrskrvapvlireitrrvhl egifqavytagvvlpkpvgtcrywhrslnprklievkfshlsrnmtmqrtmklyrlpetp ktaglrpmetkdipvvhqlltrylkqfhltpvmsqeevehwfypqeniidtfvvenange vtdflsfytlpstimnhpthkslkaaysfynvhtqtplldlmsdalvlakmkgfdvfnal dlmenktfleklkfgigdgnlqyylynwkcpsmgaekvglvlq
>6fz2B (B:) syqfwdtqpvpklgevvnthgpvepdkdnirqepytlpqgftwdaldlgdrgvlkelytl lnenyvedddnmfrfdyspefllwalrppgwlpqwhcgvrvvssrklvgfisaipanihi ydtekkmveinflcvhkklrskrvapvlireitrrvhlegifqavytagvvlpkpvgtcr ywhrslnprklievkfshmqrtmklyrlpetpktaglrpmetkdipvvhqlltrylkqfh ltpvmsqeevehwfypqeniidtfvvenangevtdflsfytlpstimnhpthkslkaays fynvhtqtplldlmsdalvlakmkgfdvfnaldlmenktfleklkfgigdgnlqyylynw kcpsmgaekvglvlq