Chains and heterogens:
PDB Chain Sequences:
>1arc_ (-) gvsgscnidvvcpegdgrrdiiravgaysksgtlactgslvnntandrkmyfltahhcgm gtastaasivvywnyqnstcrapntpasgangdgsmsqtqsgstvkatyatsdftlleln naanpafnlfwagwdrrdqnypgaiaihhpnvaekrisnstsptsfvawgggagtthlnv qwqpsggvtepgssgspiyspekrvlgqlhggpsscsatgtnrsdqygrvftswtgggaa asrlsdwldpastgaqfidgldsgggtp
>1arc_ (-) gvsgscnidvvcpegdgrrdiiravgaysksgtlactgslvnntandrkmyfltahhcgm gtastaasivvywnyqnstcrapntpasgangdgsmsqtqsgstvkatyatsdftlleln naanpafnlfwagwdrrdqnypgaiaihhpnvaekrisnstsptsfvawgggagtthlnv qwqpsggvtepgssgspiyspekrvlgqlhggpsscsatgtnrsdqygrvftswtgggaa asrlsdwldpastgaqfidglds