Chains and heterogens:
PDB Chain Sequences:
>1xrtA (A:) mrfwqyingvdmrgshhhhhhgmasmtggqqmgrdlyddddkdrwmlklivkngyvidps qnlegefdilvengkikkidknilvpeaeiidakglivcpgfidihvhlrdpgqtykedi esgsrcavaggfttivcmpntnppidnttvvnyilqksksvglcrvlptgtitkgrkgke iadfyslkeagcvaftddgspvmdssvmrkalelasqlgvpimdhceddklaygvinege vsallglssrapeaeeiqiardgilaqrtgghvhiqhvstklsleiieffkekgvkitce vnpnhllfterevlnsganarvnpplrkkedrlaliegvkrgiidcfatdhaphqtfeke lvefampgiiglqtalpsalelyrkgiislkkliemftinpariigvdlgtlklgspadi tifdpnkewilneetnlsksrntplwgkvlkgkviytikdgkmvykd
>1xrtA (A:) mlklivkngyvidpsqnlegefdilvengkikkidknilvpeaeiidakglivcpgfidi hvhlrdpgqtykediesgsrcavaggfttivcmpntnppidnttvvnyilqksksvglcr vlptgtitkgrkgkeiadfyslkeagcvaftddgspvmdssvmrkalelasqlgvpimdh ceddklayaeeiqiardgilaqrtgghvhiqhvstklsleiieffkekgvkitcevnpnh lledrlaliegvkrgiidcfatdhaphqtgiiglqtalpsalelyrkgiislkkliemft inpariigvdlgtlklgspaditifdpnkewilneetnlsksrntplwgkvlkgkviyti kdgkmvykd
>1xrtB (B:) mrfwqyingvdmrgshhhhhhgmasmtggqqmgrdlyddddkdrwmlklivkngyvidps qnlegefdilvengkikkidknilvpeaeiidakglivcpgfidihvhlrdpgqtykedi esgsrcavaggfttivcmpntnppidnttvvnyilqksksvglcrvlptgtitkgrkgke iadfyslkeagcvaftddgspvmdssvmrkalelasqlgvpimdhceddklaygvinege vsallglssrapeaeeiqiardgilaqrtgghvhiqhvstklsleiieffkekgvkitce vnpnhllfterevlnsganarvnpplrkkedrlaliegvkrgiidcfatdhaphqtfeke lvefampgiiglqtalpsalelyrkgiislkkliemftinpariigvdlgtlklgspadi tifdpnkewilneetnlsksrntplwgkvlkgkviytikdgkmvykd
>1xrtB (B:) wmlklivkngyvidpsqnlegefdilvengkikkidknilvpeaeiidakglivcpgfid ihvhlrdpgqtykediesgsrcavaggfttivcmpntnppidnttvvnyilqksksvglc rvlptgtitkgrkgkeiadfyslkeagcvaftddgspvmdssvmrkalelasqlgvpimd hceddklaeaeeiqiardgilaqrtgghvhiqhvstklsleiieffkekgvkitcevnpn hllrlaliegvkrgiidcfatdhaphqtpgiiglqtalpsalelyrkgiislkkliemft inpariigvdlgtlklgspaditifdpnkewilneetnlsksrntplwgkvlkgkviyti kdgkmvykd