Chains and heterogens:
PDB Chain Sequences:
>1kbuA (A:) mhhhhhhsnlltvhqnlpalpvdatsdevrknlmdmfrdrqafsehtwkmllsvcrswaa wcklnnrkwfpaepedvrdyllylqarglavktiqqhlgqlnmlhrrsglprpsdsnavs lvmrrirkenvdagerakqalafertdfdqvrslmensdrcqdirnlaflgiayntllri aeiarirvkdisrtdggrmlihigrtktlvstagvekalslgvtklverwisvsgvaddp nnylfcrvrkngvaapsatsqlstralegifeathrliygakddsgqrylawsghsarvg aardmaragvsipeimqaggwtnvnivmnyirnldsetgamvrlledgd
>1kbuA (A:) atsdevrknlmdmfrdrqafsehtwkmllsvcrswaawcklnnrkwfpaepedvrdylly lqarglavktiqqhlgqlnmlhrrsglprpsdsnavslvmrrirkenvdagerakqalaf ertdfdqvrslmensdrcqdirnlaflgiayntllriaeiarirvkdisrtdggrmlihi grtktlvstagvekalslgvtklverwisvsgvaddpnnylfcrvrkngvaapsatsqls tralegifeathrliygakddsgqrylawsghsarvgaardmaragvsipeimqaggwtn vnivmnyirnldsetgamvrlled
>1kbuB (B:) mhhhhhhsnlltvhqnlpalpvdatsdevrknlmdmfrdrqafsehtwkmllsvcrswaa wcklnnrkwfpaepedvrdyllylqarglavktiqqhlgqlnmlhrrsglprpsdsnavs lvmrrirkenvdagerakqalafertdfdqvrslmensdrcqdirnlaflgiayntllri aeiarirvkdisrtdggrmlihigrtktlvstagvekalslgvtklverwisvsgvaddp nnylfcrvrkngvaapsatsqlstralegifeathrliygakddsgqrylawsghsarvg aardmaragvsipeimqaggwtnvnivmnyirnldsetgamvrlledgd
>1kbuB (B:) tsdevrknlmdmfrdrqafsehtwkmllsvcrswaawcklnnrkwfpaepedvrdyllyl qarglavktiqqhlgqlnmlhrrsglprpsdsnavslvmrrirkenvdagerakqalafe rtdfdqvrslmensdrcqdirnlaflgiayntllriaeiarirvkdisrtdggrmlihig rtktlvstagvekalslgvtklverwisvsgvaddpnnylfcrvrkngvaapsatsqlst ralegifeathrliygakddsgqrylawsghsarvgaardmaragvsipeimqaggwtnv nivmnyirnlgamvrlled