Chains and heterogens:
PDB Chain Sequences:
>1sw7A (A:) maprkffvggnwkmngdkkslgelihtlngaklsadtevvcgapsiyldfarqkldakig vaaqncykvpkgaftgeispamikdigaawvilghserrhvfgesdeligqkvahalaeg lgviacigekldereagitekvvfeqtkaiadnvkdwskvvlayepvwaigtgnsstpqq aqevheklrgwlkshvsdavaqstriiyggsvtggnckelasqhdvdgflvggaslkpef vdiinakh
>1sw7A (A:) rkffvggnwkmngdkkslgelihtlngaklsadtevvcgapsiyldfarqkldakigvaa qncykvpkgaftgeispamikdigaawvilghserrhvfgesdeligqkvahalaeglgv iacigekldereagitekvvfeqtkaiadnvkdwskvvlayepvwaigtgnsstpqqaqe vheklrgwlkshvsdavaqstriiyggsvtggnckelasqhdvdgflvggaslkpefvdi inakh
>1sw7B (B:) maprkffvggnwkmngdkkslgelihtlngaklsadtevvcgapsiyldfarqkldakig vaaqncykvpkgaftgeispamikdigaawvilghserrhvfgesdeligqkvahalaeg lgviacigekldereagitekvvfeqtkaiadnvkdwskvvlayepvwaigtgnsstpqq aqevheklrgwlkshvsdavaqstriiyggsvtggnckelasqhdvdgflvggaslkpef vdiinakh
>1sw7B (B:) rkffvggnwkmngdkkslgelihtlngaklsadtevvcgapsiyldfarqkldakigvaa qncykvpkgaftgeispamikdigaawvilghserrhvfgesdeligqkvahalaeglgv iacigekldereagitekvvfeqtkaiadnvkdwskvvlayepvwaigtgnsstpqqaqe vheklrgwlkshvsdavaqstriiyggsvtggnckelasqhdvdgflvggaslkpefvdi inakh