Chains and heterogens:
PDB Chain Sequences:
>1yumA (A:) mgsshhhhhhssglvprgshmgkriglfggtfdpvhighmrsavemaeqfaldelrllpn arpphretpqvsaaqrlamveravagverltvdprelqrdkpsytidtlesvraelaadd qlfmligwdafcglptwhrwealldhchivvlqrpdadseppeslrdllaarsvadpqal kgpggqitfvwqtplavsatqirallgagrsvrflvpdavlnyieahhlyraphlehhhh hh
>1yumA (A:) gkriglfggtfdpvhighmrsavemaeqfaldelrllpnarpphretpqvsaaqrlamve ravagverltvdprelqrdkpsytidtlesvraelaaddqlfmligwdafcglptwhrwe alldhchivvlqrpdadseppeslrdllaarsvadpqalkgpggqitfvwqtplavsatq irallgagrsvrflvpdavlnyieahhlyrap
>1yumB (B:) mgsshhhhhhssglvprgshmgkriglfggtfdpvhighmrsavemaeqfaldelrllpn arpphretpqvsaaqrlamveravagverltvdprelqrdkpsytidtlesvraelaadd qlfmligwdafcglptwhrwealldhchivvlqrpdadseppeslrdllaarsvadpqal kgpggqitfvwqtplavsatqirallgagrsvrflvpdavlnyieahhlyraphlehhhh hh
>1yumB (B:) gkriglfggtfdpvhighmrsavemaeqfaldelrllpnarpphretpqvsaaqrlamve ravagverltvdprelqrdkpsytidtlesvraelaaddqlfmligwdafcglptwhrwe alldhchivvlqrpdadseppeslrdllaarsvadpqalkgpggqitfvwqtplavsatq irallgagrsvrflvpdavlnyieahhlyrap
>1yumC (C:) mgsshhhhhhssglvprgshmgkriglfggtfdpvhighmrsavemaeqfaldelrllpn arpphretpqvsaaqrlamveravagverltvdprelqrdkpsytidtlesvraelaadd qlfmligwdafcglptwhrwealldhchivvlqrpdadseppeslrdllaarsvadpqal kgpggqitfvwqtplavsatqirallgagrsvrflvpdavlnyieahhlyraphlehhhh hh
>1yumC (C:) gkriglfggtfdpvhighmrsavemaeqfaldelrllpnarpphretpqvsaaqrlamve ravagverltvdprelqrdkpsytidtlesvraelaaddqlfmligwdafcglptwhrwe alldhchivvlqrpdadseppeslrdllaarsvadpqalkgpggqitfvwqtplavsatq irallgagrsvrflvpdavlnyieahhlyrap
>1yumD (D:) mgsshhhhhhssglvprgshmgkriglfggtfdpvhighmrsavemaeqfaldelrllpn arpphretpqvsaaqrlamveravagverltvdprelqrdkpsytidtlesvraelaadd qlfmligwdafcglptwhrwealldhchivvlqrpdadseppeslrdllaarsvadpqal kgpggqitfvwqtplavsatqirallgagrsvrflvpdavlnyieahhlyraphlehhhh hh
>1yumD (D:) gkriglfggtfdpvhighmrsavemaeqfaldelrllpnarpphretpqvsaaqrlamve ravagverltvdprelqrdkpsytidtlesvraelaaddqlfmligwdafcglptwhrwe alldhchivvlqrpdadseppeslrdllaarsvadpqalkgpggqitfvwqtplavsatq irallgagrsvrflvpdavlnyieahhlyrap