Chains and heterogens:
PDB Chain Sequences:
>3kasA (A:) rlywddlkrklsekldstdftstikllnensyvpreagsqkdenlalyvenqfrefklsk vwrdqhfvkiqvkdsaqnsviivdkngrlvylvenpggyvayskaatvtgklvhanfgtk kdfedlytpvngsivivragkitfaekvanaeslnaigvliymdqtkfpivnaelsffgh ahlgtgdpytpgfpsfnhtqfppsrssglpnipvqtisraaaeklfgnmegdcpsdwktd stcrmvtsesknvkltvsnvlkeikilnifgvikgfvepdhyvvvgaqrdawgpgaaksg vgtalllklaqmfsdmvlkdgfqpsrsiifaswsagdfgsvgatewlegylsslhlkaft yinldkavlgtsnfkvsaspllytliektmqnvkhpvtgqflyqdsnwaskvekltldna afpflaysgipavsfcfcedtdypylgttmdtykelieripelnkvaraaaevagqfvik lthdvelnldyerynsqllsfvrdlnqyradikemglslqwlysargdffratsrlttdf gnaektdrfvmkklndrvmrveyhflspyvspkespfrhvfwgsgshtlpallenlklrk qnngafnetlfrnqlalatwtiqgaanalsgdvwdidnef
>3kasA (A:) rlywddlkrklsekldstdftstikllnensyvpreagsqkdenlalyvenqfrefklsk vwrdqhfvkiqvkdsaqnsviivdkngrlvylvenpggyvayskaatvtgklvhanfgtk kdfedlytpvngsivivragkitfaekvanaeslnaigvliymdqtkfpivnaelsffgh ahlgtgdpytpgfpstqfppsrssglpnipvqtisraaaeklfgnmegdcpsdwktdstc rmvtsesknvkltvsnvlkeikilnifgvikgfvepdhyvvvgaqrdawgpgaaksgvgt alllklaqmfsdmvlkdgfqpsrsiifaswsagdfgsvgatewlegylsslhlkaftyin ldkavlgtsnfkvsaspllytliektmqnvkhpvtgqflyqdsnwaskvekltldnaafp flaysgipavsfcfcedtdypylgttmdtykelieripelnkvaraaaevagqfviklth dvelnldyerynsqllsfvrdlnqyradikemglslqwlysargdffratsrlttdfgna ektdrfvmkklndrvmrveyhflspyvspkespfrhvfwgsgshtlpallenlklrkqnn gafnetlfrnqlalatwtiqgaanalsgdvwdi