Chains and heterogens:
PDB Chain Sequences:
>2phkA (A:) gfyenyepkeilgrgvssvvrrcihkptckeyavkiidvtgggsfsaeevqelreatlke vdilrkvsghpniiqlkdtyetntffflvfdlmkkgelfdyltekvtlseketrkimral levicalhklnivhrdlkpenilldddmnikltdfgfscqldpgeklrevcgtpsylape iiecsmndnhpgygkevdmwstgvimytllagsppfwhrkqmlmlrmimsgnyqfgspew ddysdtvkdlvsrflvvqpqkrytaeealahpffqqy