Chains and heterogens:
PDB Chain Sequences:
>4k11A (A:) ttfvalydyesrtetdlsfkkgerlqivnntegdwwlahslstgqtgyipsnyvapsdsi qaeewyfgkitrreserlllnaenprgtflvresettkgayclsvsdfdnakglnvkhyk irkldsggfyitsrtqfnslqqlvayyskhadglchrlttvcptskpqtqglakdaweip reslrlevklgqgcfgevwmgtwngttrvaiktlkpgtmspeaflqeaqvmkklrheklv qlyavvseepiyivgeymskgslldflkgetgkylrlpqlvdmaaqiasgmayvermnyv hrdlraanilvgenlvckvadfglarliedneytarqgakfpikwtapeaalygrftiks dvwsfgilltelttkgrvpypgmvnrevldqvergyrmpcppecpeslhdlmcqcwrkep eerptfeylqafledyftstepqyqpge