Chains and heterogens:
PDB Chain Sequences:
>4btjA (A:) mhhhhhhssgvdlgtenlyfqsnamqclaaalkdetnmsgggeqadilpanyvvkdrwkv lkkiggggfgeiyeamdlltrenvalkvesaqqpkqvlkmevavlkklqgkdhvcrfigc grnekfnyvvmqlqgrnladlrrsqprgtftlsttlrlgkqilesieaihsvgflhrdik psnfamgrlpstyrkcymldfglarqytnttgdvrpprnvagfrgtvryasvnahknrem grhddlwslfymlvefavgqlpwrkikdkeqvgmikekyehrmllkhmpsefhlfldhia sldyftkpdyqlimsvfensmkergiaeneafdweka
>4btjA (A:) adilpanyvvkdrwkvlkkiggggfgeiyeamdlltrenvalkvesaqqpkqvlkmevav lkklqgkdhvcrfigcgrnekfnyvvmqlqgrnladlrrsqprgtftlsttlrlgkqile sieaihsvgflhrdikpsnfamgrlpstyrkcymldfglarqytnttgdvrpprnvagfr gtvryasvnahknremgrhddlwslfymlvefavgqlpwrkikdkeqvgmikekyehrml lkhmpsefhlfldhiasldyftkpdyqlimsvfensmkergiaeneafdwek
>4btjB (B:) mhhhhhhssgvdlgtenlyfqsnamqclaaalkdetnmsgggeqadilpanyvvkdrwkv lkkiggggfgeiyeamdlltrenvalkvesaqqpkqvlkmevavlkklqgkdhvcrfigc grnekfnyvvmqlqgrnladlrrsqprgtftlsttlrlgkqilesieaihsvgflhrdik psnfamgrlpstyrkcymldfglarqytnttgdvrpprnvagfrgtvryasvnahknrem grhddlwslfymlvefavgqlpwrkikdkeqvgmikekyehrmllkhmpsefhlfldhia sldyftkpdyqlimsvfensmkergiaeneafdweka
>4btjB (B:) adilpanyvvkdrwkvlkkiggggfgeiyeamdlltrenvalkvesaqqpkqvlkmevav lkklqgkdhvcrfigcgrnekfnyvvmqlqgrnladlrrsqprgtftlsttlrlgkqile sieaihsvgflhrdikpsnfamgrlpstyrkcymldfglarqytnttgdvrpprnvagfr gtvryasvnahknremgrhddlwslfymlvefavgqlpwrkikdkeqvgmikekyehrml lkhmpsefhlfldhiasldyftkpdyqlimsvfensmkergiaeneafdweka