Chains and heterogens:
PDB Chain Sequences:
>1bio_ (-) ilggreaeaharpymasvqlngahlcggvlvaeqwvlsaahcledaadgkvqvllgahsl sqpepskrlydvlravphpdsqpdtidhdllllqlsekatlgpavrplpwqrvdrdvapg tlcdvagwgivnhagrrpdslqhvllpvldratcnrrthhdgaiterlmcaesnrrdsck gdsggplvcggvlegvvtsgsrvcgnrkkpgiytrvasyaawidsvla