Chains and heterogens:
PDB Chain Sequences:
>1slyA (A:) dsldeqrsryaqikqawdnrqmdvveqmmpglkdyplypyleyrqitddlmnqpavtvtn fvranptlppartlqsrfvnelarredwrgllafspekpgtteaqcnyyyakwntgqsee awqgakelwltgksqpnacdklfsvwrasgkqdplaylerirlamkagntglvtvlagqm padyqtiasaiislannpntvltfarttgatdftrqmaavafasvarqdaenarlmipsl aqaqqlnedqiqelrdivawrlmgndvtdeqakwrddaimrsqstslierrvrmalgtgd rrglntwlarlpmeakekdewrywqadlllergreaeakeilhqlmqqrgfypmvaaqri geeyelkidkapqnvdsaltqgpemarvrelmywnldntarsewanlvkskskteqaqla ryafnnqwwdlsvqatiagklwdhleerfplayndlfkrytsgkeipqsyamaiarqesa wnpkvkspvgasglmqimpgtathtvkmfsipgysspgqlldpetninigtsylqyvyqq fgnnrifssaaynaglgrvrtwlgnsagridavafvesipfsetrgyvknvlaydayyry fmgdkptlmsatewgrry