Chains and heterogens:
PDB Chain Sequences:
>2b7aA (A:) dptqfeerhlkflqqlgkgnfgsvemcrydplqdntgevvavkklqhsteehlrdferei eilkslqhdnivkykgvcysagrrnlklimeylpygslrdylqkhkeridhikllqytsq ickgmeylgtkryihrdlatrnilvenenrvkigdfgltkvlpqdkeyykvkepgespif wyapeslteskfsvasdvwsfgvvlyelftyieksksppaefmrmigndkqgqmivfhli ellknngrlprpdgcpdeiymimtecwnnnvnqrpsfrdlalrvdqirdqmag
>2b7aA (A:) qfeerhlkflqqlgkgnfgsvemcrydplqdntgevvavkklqhsteehlrdfereieil kslqhdnivkykgvcysnlklimeylpygslrdylqkhkeridhikllqytsqickgmey lgtkryihrdlatrnilvenenrvkigdfgltkvlpqdkeyykvkepgespifwyapesl teskfsvasdvwsfgvvlyelftyieksksppaefmrmigndkqgqmivfhliellknng rlprpdgcpdeiymimtecwnnnvnqrpsfrdlalrvdqirdqmag
>2b7aB (B:) dptqfeerhlkflqqlgkgnfgsvemcrydplqdntgevvavkklqhsteehlrdferei eilkslqhdnivkykgvcysagrrnlklimeylpygslrdylqkhkeridhikllqytsq ickgmeylgtkryihrdlatrnilvenenrvkigdfgltkvlpqdkeyykvkepgespif wyapeslteskfsvasdvwsfgvvlyelftyieksksppaefmrmigndkqgqmivfhli ellknngrlprpdgcpdeiymimtecwnnnvnqrpsfrdlalrvdqirdqmag
>2b7aB (B:) dptqfeerhlkflqqlgkgnfgsvemcrydplqdntgevvavkklqhsteehlrdferei eilkslqhdnivkykgvcysnlklimeylpygslrdylqkhkeridhikllqytsqickg meylgtkryihrdlatrnilvenenrvkigdfgltkvlpqdkeyykvkepgespifwyap eslteskfsvasdvwsfgvvlyelftyieksksppaefmrmigndkqgqmivfhliellk nngrlprpdgcpdeiymimtecwnnnvnqrpsfrdlalrvdqirdqmag