Chains and heterogens:
PDB Chain Sequences:
>5xk3A (A:) mahhhhhhvddddkmmtnlmllpdgmrrwsqkqgislddsyaamtdklveftgwareegf ttfyvtvssvanysrseeqvttamnaftevvrrchdtlnfnysgtlevvperwlteleal raksdsqsdftlhfimgmslahevigifnkfngkipalteellaanayvpepvdflirpg ghvrmssfyplmspfaemyfcptllndmtradfdvaledlrerdrryglypv
>5xk3A (A:) mmtnlmllpdgmrrwsqkqgislddsyaamtdklveftgwareegfttfyvtvssvanys rseeqvttamnaftevvrrchdtlnfnysgtlevvperwltelealraksdsqsdftlhf imgmslahevigifnkfngkipalteellaanayvpepvdflirpgghvrmssfyplmsp faemyfcptllndmtradfdvaledlrerdrryglyp
>5xk3B (B:) mahhhhhhvddddkmmtnlmllpdgmrrwsqkqgislddsyaamtdklveftgwareegf ttfyvtvssvanysrseeqvttamnaftevvrrchdtlnfnysgtlevvperwlteleal raksdsqsdftlhfimgmslahevigifnkfngkipalteellaanayvpepvdflirpg ghvrmssfyplmspfaemyfcptllndmtradfdvaledlrerdrryglypv
>5xk3B (B:) mmtnlmllpdgmrrwsqkqgislddsyaamtdklveftgwareegfttfyvtvssvanys rseeqvttamnaftevvrrchdtlnfnysgtlevvperwltelealraksdsqsdftlhf imgmslahevigifnkfngkipalteellaanayvpepvdflirpgghvrmssfyplmsp faemyfcptllndmtradfdvaledlrerd
>5xk3C (C:) mahhhhhhvddddkmmtnlmllpdgmrrwsqkqgislddsyaamtdklveftgwareegf ttfyvtvssvanysrseeqvttamnaftevvrrchdtlnfnysgtlevvperwlteleal raksdsqsdftlhfimgmslahevigifnkfngkipalteellaanayvpepvdflirpg ghvrmssfyplmspfaemyfcptllndmtradfdvaledlrerdrryglypv
>5xk3C (C:) mtnlmllpdgmrrwsqkqgislddsyaamtdklveftgwareegfttfyvtvssvanysr seeqvttamnaftevvrrchdtlnfnysgtlevvperwltelealraksdsqsdftlhfi mgmslahevigifnkfngkipalteellaanayvpepvdflirpgghvrmssfyplmspf aemyfcptllndmtradfdvaledlrerdrryglyp
>5xk3D (D:) mahhhhhhvddddkmmtnlmllpdgmrrwsqkqgislddsyaamtdklveftgwareegf ttfyvtvssvanysrseeqvttamnaftevvrrchdtlnfnysgtlevvperwlteleal raksdsqsdftlhfimgmslahevigifnkfngkipalteellaanayvpepvdflirpg ghvrmssfyplmspfaemyfcptllndmtradfdvaledlrerdrryglypv
>5xk3D (D:) mmtnlmllpdgmrrwsqkqgislddsyaamtdklveftgwareegfttfyvtvssvanys rseeqvttamnaftevvrrchdtlnfnysgtlevvperwltelealraksdsqsdftlhf imgmslahevigifnkfngkipalteellaanayvpepvdflirpgghvrmssfyplmsp faemyfcptllndmtradfdvaledlrerd