Chains and heterogens:
PDB Chain Sequences:
>1g1rA (A:) wtyhystkayswnisrkycqnrytdlvaiqnkneidylnkvlpyyssyywigirknnktw twvgtkkaltneaenwadnepnnkrnnedcveiyikspsapgkwndehclkkkhalcyta scqdmscskqgecletignytcscypgfygpeceyvrddd
>1g1rB (B:) wtyhystkayswnisrkycqnrytdlvaiqnkneidylnkvlpyyssyywigirknnktw twvgtkkaltneaenwadnepnnkrnnedcveiyikspsapgkwndehclkkkhalcyta scqdmscskqgecletignytcscypgfygpeceyvrddd
>1g1rC (C:) wtyhystkayswnisrkycqnrytdlvaiqnkneidylnkvlpyyssyywigirknnktw twvgtkkaltneaenwadnepnnkrnnedcveiyikspsapgkwndehclkkkhalcyta scqdmscskqgecletignytcscypgfygpeceyvrdd
>1g1rD (D:) wtyhystkayswnisrkycqnrytdlvaiqnkneidylnkvlpyyssyywigirknnktw twvgtkkaltneaenwadnepnnkrnnedcveiyikspsapgkwndehclkkkhalcyta scqdmscskqgecletignytcscypgfygpeceyvrddd