Chains and heterogens:
PDB Chain Sequences:
>1b9hA (A:) kapefpawpqyddaernglvraleqgqwwrmggdevnsferefaahhgaahalavtngth alelalqvmgvgpgtevivpaftfisssqaaqrlgavtvpvdvdaatynldpeavaaavt prtkvimpvhmaglmadmdalakisadtgvpllqdaahahgarwqgkrvgeldsiatfsf qngklmtageggavvfpdgetekyetaflrhscgrprddrryfhkiagsnmrlnefsasv lraqlarldeqiavrderwtllsrllgaidgvvpqggdvradrnshymamfripglteer rnalvdrlveaglpafaafraiyrtdafwelgapdesvdaiarrcpntdaissdcvwlhh rvllagepelhataeiiadavara