Chains and heterogens:
PDB Chain Sequences:
>1gpl_ (-) aevcyshlgcfsdekpwagtsqrpikslpsdpkkintrfllytnenqnsyqlitatdiat ikasnfnlnrktrfiihgftdsgenswlsdmcknmfqvekvncicvdwkggskaqysqas qnirvvgaevaylvqvlstslnyapenvhiighslgahtageagkrlnglvgritgldpa epyfqdtpeevrldpsdakfvdvihtdispilpslgfgmsqkvghmdffpnggkdmpgck tgiscnhhrsieyyhssilnpegflgypcasydefqesgcfpcpakgcpkmghfadqypg ktnaveqtfflntgasdnftrwrykvsvtlsgkkvtghilvslfgnkgnskqyeifkgtl kpdsthsnefdsdvdvgdlqmvkfiwynnvinptlprvgaskiivetnvgkqfnfcspet vreevlltltpc