Chains and heterogens:
PDB Chain Sequences:
>1sw3A (A:) maprkffvggnwkmngdkkslgelihtlngaklsadtevvcgapsiyldfarqkldakig vaaqncykvpkgaftgeispamikdigaawvilghserrhvfgesdeligqkvahalaeg lgviacigekldereagitekvvfeqtkaiadnvkdwskvvlayepvwaigtgkvatpqq aqevheklrgwlkshvsdavaqstriiyggsvtggnckelasqhdvdgflvggaslkpef vdiinakh
>1sw3A (A:) aprkffvggnwkmngdkkslgelihtlngaklsadtevvcgapsiyldfarqkldakigv aaqncykvpkgaftgeispamikdigaawvilghserrhvfgesdeligqkvahalaegl gviacigekldereagitekvvfeqtkaiadnvkdwskvvlayepvwaigtgkvatpqqa qevheklrgwlkshvsdavaqstriiyggsvtggnckelasqhdvdgflvggaslkpefv diinakh
>1sw3B (B:) maprkffvggnwkmngdkkslgelihtlngaklsadtevvcgapsiyldfarqkldakig vaaqncykvpkgaftgeispamikdigaawvilghserrhvfgesdeligqkvahalaeg lgviacigekldereagitekvvfeqtkaiadnvkdwskvvlayepvwaigtgkvatpqq aqevheklrgwlkshvsdavaqstriiyggsvtggnckelasqhdvdgflvggaslkpef vdiinakh
>1sw3B (B:) aprkffvggnwkmngdkkslgelihtlngaklsadtevvcgapsiyldfarqkldakigv aaqncykvpkgaftgeispamikdigaawvilghserrhvfgesdeligqkvahalaegl gviacigekldereagitekvvfeqtkaiadnvkdwskvvlayepvwaigtgkvatpqqa qevheklrgwlkshvsdavaqstriiyggsvtggnckelasqhdvdgflvggaslkpefv diinakh