Chains and heterogens:
PDB Chain Sequences:
>1f2oA (A:) apdiplanvkahltqlstiaannggnrahgrpgykasvdyvkakldaagytttlqqftsg gatgynlianwpggdpnkvlmagahldsvssgagindngsgsaavletalavsragyqpd khlrfawwgaeelgligskfyvnnlpsadrsklagylnfdmigspnpgyfvydddpviek tfknyfaglnvpteietegdgrsdhapfknvgvpvgglftgagytksaaqaqkwggtagq afdrcyhsscdslsnindtaldrnsdaaahaiwtlss