Chains and heterogens:
PDB Chain Sequences:
>1bolA (A:) sscsstalscsnsansdtccspeyglvvlnmqwapgygpdnaftlhglwpdkcsgayaps ggcdsnrasssiasvikskdsslynsmltywpsnqgnnnvfwshewskhgtcvstydpdc ydnyeegedivdyfqkamdlrsqynvykafssngitpggtytatemqsaiesyfgakaki dcssgtlsdvalyfyvrgrdtyvitdalstgscsgdveyptk