Chains and heterogens:
PDB Chain Sequences:
>2rcwA (A:) ksklpkpvqdlikmifdvesmkkamveyeidlqkmplgklskrqiqaaysilsevqqavs qgssdsqildlsnrfytliphdfgmkkppllnnadsvqakvemldnlldievaysllrgg sddsskdpidvnyeklktdikvvdrdseeaeiirkyvknthatthnaydlevidifkier egecqrykpfkqlhnrrllwhgsrttnfagilsqglriappeapvtgymfgkgiyfadmv sksanychtsqgdpiglillgevalgnmyelkhashisklpkgkhsvkglgkttpdpsan isldgvdvplgtgissgvndtsllyneyivydiaqvnlkyllklkfnfkt