Chains and heterogens:
PDB Chain Sequences:
>1e98A (A:) arrgalivlegvdragkstqsrklvealcaaghraellrfpersteigkllssylqkksd vedhsvhllfsanrweqvplikeklsqgvtlvvdryafsgvaftgakenfsldwckqpdv glpkpdlvlflqlqladaakrgafgheryengafqeralrcfhqlmkdttlnwkmvdask rieavheeirvlsedairtatekplgelwk