Chains and heterogens:
PDB Chain Sequences:
>4undA (A:) mhhhhhhssgvdlgtenlyfqsmksklpkpvqdlikmifdvesmkkamveyeidlqkmpl gklskrqiqaaysilsevqqavsqgssdsqildlsnrfytliphdfgmkkppllnnadsv qakaemldnlldievaysllrggsddsskdpidvnyeklktdikvvdrdseeaeiirkyv knthatthnaydlevidifkieregecqrykpfkqlhnrrllwhgsrttnfagilsqglr iappeapvtgymfgkgiyfadmvsksanychtsqgdpiglillgevalgnmyelkhashi sklpkgkhsvkglgkttpdpsanisldgvdvplgtgissgvndtsllyneyivydiaqvn lkyllklkfnfkt
>4undA (A:) nlyfqsmksklpkpvqdlikmifdvesmkkamveyeidlqkmplgklskrqiqaaysils evqqavsqgssdsqildlsnrfytliphdfgmkkppllnnadsvqakaemldnlldieva ysllrggsddsskdpidvnyeklktdikvvdrdseeaeiirkyvknthatthnaydlevi difkieregecqrykpfkqlhnrrllwhgsrttnfagilsqglriappeapvtgymfgkg iyfadmvsksanychtsqgdpiglillgevalgnmyelkhashisklpkgkhsvkglgkt tpdpsanisldgvdvplgtgissgvndtsllyneyivydiaqvnlkyllklkfnfk
>4undB (B:) mhhhhhhssgvdlgtenlyfqsmksklpkpvqdlikmifdvesmkkamveyeidlqkmpl gklskrqiqaaysilsevqqavsqgssdsqildlsnrfytliphdfgmkkppllnnadsv qakaemldnlldievaysllrggsddsskdpidvnyeklktdikvvdrdseeaeiirkyv knthatthnaydlevidifkieregecqrykpfkqlhnrrllwhgsrttnfagilsqglr iappeapvtgymfgkgiyfadmvsksanychtsqgdpiglillgevalgnmyelkhashi sklpkgkhsvkglgkttpdpsanisldgvdvplgtgissgvndtsllyneyivydiaqvn lkyllklkfnfkt
>4undB (B:) ksklpkpvqdlikmifdvesmkkamveyeidlqkmplgklskrqiqaaysilsevqqavs qgssdsqildlsnrfytliphdfgmkkppllnnadsvqakaemldnlldievaysllrgg sddsskdpidvnyeklktdikvvdrdseeaeiirkyvknthatthnaydlevidifkier egecqrykpfkqlhnrrllwhgsrttnfagilsqglriappeapvtgymfgkgiyfadmv sksanychtsqgdpiglillgevalgnmyelkhashisklpkgkhsvkglgkttpdpsan isldgvdvplgtgissgvndtsllyneyivydiaqvnlkyllklkfnfk