Chains and heterogens:
PDB Chain Sequences:
>1aa6A (A:) mkkvvtvcpycasgckinlvvdngkivraeaaqgktnqgtlclkgyygwdfindtqiltp rlktpmirrqrggklepvswdealnyvaerlsaikekygpdaiqttgssrgtgnetnyvm qkfaravigtnnvdccarvahgpsvaglhqsvgngamsnaineidntdlvfvfgynpads hpivanhvinakrngakiivcdprkietariadmhialkngsniallnamghviieenly dkafvasrtegfeeyrkivegytpesveditgvsaseirqaarmyaqaksaailwgmgvt qfyqgvetvrsltslamltgnlgkphagvnpvrgqnnvqgacdmgalpdtypgyqyvkdp anrekfakawgveslpahtgyriselphraahgevraayimgedplqtdaelsavrkafe dlelvivqdifmtktasaadvilpstswgehegvftaadrgfqrffkavepkwdlktdwq iiseiatrmgypmhynntqeiwdelrhlcpdfygatyekmgelgfiqwpcrdtsdadqgt sylfkekfdtpnglaqfftcdwvapidkltdeypmvlstvrevghyscrsmtgncaalaa ladepgyaqintedakrlgiedealvwvhsrkgkiitraqvsdrpnkgaiymtyqwwiga cnelvtenlspitktpeykycavrvepiadqraaeqyvideynklktrlreaala
>1aa6A (A:) mkkvvtvcpycasgckinlvvdngkivraeaaqgktnqgtlclkgyygwdfindtqiltp rlktpmirrqrggklepvswdealnyvaerlsaikekygpdaiqttgssrgtgnetnyvm qkfaravigtnnvdccarvahgpsvaglhqsvgngamsnaineidntdlvfvfgynpads hpivanhvinakrngakiivcdprkietariadmhialkngsniallnamghviieenly dkafvasrtegfeeyrkivegytpesveditgvsaseirqaarmyaqaksaailwgmgvt qfyqgvetvrsltslamltgnlgkphagvnpvrgqnnvqgacdmgalpdtypgyqyvkdp anrekfakawgveslpahtgyriselphraahgevraayimgedplqtdaelsavrkafe dlelvivqdifmtktasaadvilpstswgehegvftaadrgfqrffkavepkwdlktdwq iiseiatrmgypmhynntqeiwdelrhlcpdfygatyekmgelgfiqwpcrdtsdadqgt sylfkekfdtpnglaqfftcdwvapidkltdeypmvlstvrevghyscrsmtgncaalaa ladepgyaqintedakrlgiedealvwvhsrkgkiitraqvsdrpnkgaiymtyqwwpey kycavrvepiadqraaeqyvideynklktrlreaala