Chains and heterogens:
PDB Chain Sequences:
>6f81A (A:) masrillnngakmpilglgtwksppgqvteavkvaidvgyrhidcahvyqnenevgvaiq eklreqvvkreelfivsklwctyhekglvkgacqktlsdlkldyldlylihwptgfkpgk effpldesgnvvpsdtnildtwaameelvdeglvkaigisnfnhlqvemilnkpglkykp avnqiechpyltqekliqycqskgivvtaysplgspdrpwakpedpslledprikaiaak hnkttaqvlirfpmqrnlvvipksvtperiaenfkvfdfelssqdmttllsynrnwrvca llsctshkdypfheef