Chains and heterogens:
PDB Chain Sequences:
>1as2A (A:) gctlsaedkaaverskmidrnlredgekaarevkllllgavesgkstivkqmkiiheagy seeeckqykavvysntiqsiiaiiramgrlkidfgdaaraddarqlfvlagaaeegfmta elagvikrlwkdsgvqacfnrsreyqlndsaayylndldriaqpnyiptqqdvlrtrvkt tgivethftfkdlhfkmfdvggqrserkkwihcfegvtaiifcvalsdydlvlaedeemn rmhesmklfdsicnnkwftdtsiilflnkkdlfeekikksplticypeyagsntyeeaaa yiqcqfedlnkrkdtkeiythftcatdtknvqfvfdavtdviiknnlkdcglf
>1as2A (A:) revkllllgavesgkstivkqmkiiheagyseeeckqykavvysntiqsiiaiiramgrl kidfgdaaraddarqlfvlagaaeegfmtaelagvikrlwkdsgvqacfnrsreyqlnds aayylndldriaqpnyiptqqdvlrtrvkttgivethftfkdlhfkmfdvggqrserkkw ihcfegvtaiifcvalsdydlvlaedeemnrmhesmklfdsicnnkwftdtsiilflnkk dlfeekikksplticypeyagsntyeeaaayiqcqfedlnkrkdtkeiythftcatdtkn vqfvfdavtdviikn