Chains and heterogens:
PDB Chain Sequences:
>1p8tA (A:) cpgacvcynepkvttscpqqglqavpvgipaasqriflhgnrishvpaasfracrnltil wlhsnvlaridaaaftglalleqldlsdnaqlrsvdpatfhglgrlhtlhldrcglqelg pglfrglaalqylylqdnalqalpddtfrdlgnlthlflhgnrissvperafrglhsldr lllhqnrvahvhphafrdlgrlmtlylfannlsalptealaplralqylrlndnpwvcdc rarplwawlqkfrgsssevpcslpqrlagrdlkrlaandlqgcav