Chains and heterogens:
PDB Chain Sequences:
>1wl7A (A:) vhfhpfgnvnfyemdwslkgdlwahdpviakegsrwyvfhtgsgiqiktsedgvhwenmg rvfpslpdwckqyvpekdedhlwapdicfyngiyylyysvstfgkntsviglatnrtldp rdpdyewkdmgpvihstasdnynaidpnvvfdqegqpwlsfgsfwsgiqliqldtetmkp aaqaelltiasrgeepnaieapfivcrngyyylfvsfdfccrgiestykiavgrskditg pyvdkngvsmmqgggtildagndrwigpghcavyfsgvsailvnhaydalkngeptlqir plywddegwpyl