Chains and heterogens:
PDB Chain Sequences:
>1phk_ (-) fyenyepkeilgrgvssvvrrcihkptckeyavkiidvtgggsfsaeevqelreatlkev dilrkvsghpniiqlkdtyetntffflvfdlmkkgelfdyltekvtlseketrkimrall evicalhklnivhrdlkpenilldddmnikltdfgfscqldpgeklrevcgtpsylapei iecsmndnhpgygkevdmwstgvimytllagsppfwhrkqmlmlrmimsgnyqfgspewd dysdtvkdlvsrflvvqpqkrytaeealahpffqqyv