Chains and heterogens:
PDB Chain Sequences:
>2xucA (A:) fsnlaiywgqgpnqlrlshfcqetsldiinigfinyfpdmspghwpgsnfgnqcdgsvyv tndgvvtkllsgchqimedipicqaagkkvllsiggayppdqsilsedsavafatflwga fgpvaegwegprpfgdvvvdgfdfdiehnggfgyatmvntfrqyfnqvperkfylsaapq ciipdaqlsdaifnaafdfiwiqyyntaacsaksfidtslgtfnfdawvtvlkasaskda klyvglpasetaanqgyyltpdeveslvstymdrypdtfggimlweatasennqidgapy adhmkdillh
>2xucB (B:) fsnlaiywgqgpnqlrlshfcqetsldiinigfinyfpdmspghwpgsnfgnqcdgsvyv tndgvvtkllsgchqimedipicqaagkkvllsiggayppdqsilsedsavafatflwga fgpvaegwegprpfgdvvvdgfdfdiehnggfgyatmvntfrqyfnqvperkfylsaapq ciipdaqlsdaifnaafdfiwiqyyntaacsaksfidtslgtfnfdawvtvlkasaskda klyvglpasetaanqgyyltpdeveslvstymdrypdtfggimlweatasennqidgapy adhmkdillh
>2xucC (C:) fsnlaiywgqgpnqlrlshfcqetsldiinigfinyfpdmspghwpgsnfgnqcdgsvyv tndgvvtkllsgchqimedipicqaagkkvllsiggayppdqsilsedsavafatflwga fgpvaegwegprpfgdvvvdgfdfdiehnggfgyatmvntfrqyfnqvperkfylsaapq ciipdaqlsdaifnaafdfiwiqyyntaacsaksfidtslgtfnfdawvtvlkasaskda klyvglpasetaanqgyyltpdeveslvstymdrypdtfggimlweatasennqidgapy adhmkdillh
>2xucC (C:) fsnlaiywgqgpnqlrlshfcqetsldiinigfinyfpdmspghwpgsnfgncgsvyvtn dgvvtksgchqimedipicqaagkkvllsiggayppdqsilsedsavafatflwgafgpp rpfgdvvvdgfdfdiehnggfgyatmvntfrqyfnerkfylsaapqciipdaqlsdaifn aafdfiwiqyyntaacsaksfidtlgtfnfdawvtvlkasaskdaklyvglpasetanqg yyltpdeveslvstymdrypdtfggimlweatasennqidgapyadhmkdill