Chains and heterogens:
PDB Chain Sequences:
>1uurA (A:) qqgnpnlsspqpildtiykllseqeqtlvqmiheqslllnrlpptldenslaplkslsqk qitlsgqmntemsaldatkkgmileptdlaklfalkqdlqiqfkqlsllhneiqsilnpq hsapkpnvalvlksqpfpvviskgkqlgenqlvvlvltgarsnfhingpvkatmicdshp tnknnpttplemdsqpiypatltahfplkflagtrkcsvnlkfgvnirdldnvtttvesd asnpfvvitnecqwegsagvllkkdafdgqleitwaqfintlqrhfliatkqdpvrpkrp lssydlkyiqthffgnrsiihqqdfdkfwvwfgksmqtlryqrhistlwqegiiygymgr qevndalqnqdpgtfiirfsernpgqfgiayigvemparikhylvqpndtaaakktfpdf lsehsqfvnllqwtkdtngaprflklhkdtalgsfapkrtapvpvggyeplns
>1uurA (A:) sspqpildtiykllseqeqtlvqmiheqslllnrlpptldenslaplkslsqkqitlsgq mntemsaldatkkgmileptdlaklfalkqdlqiqfkqlsllhneiqsilnpqhsapkpn valvlksqpfpvviskgkqlgenqlvvlvltgarsnfhingpvkatmicdshppttplem dsqpiypatltahfplkflagtrkcsvnlkfgvnirdldnvtttvesdasnpfvvitnec qwegsagvllkkdafdgqleitwaqfintlqrhfliatkqdpvrpkrplssydlkyiqth ffgnrsiihqqdfdkfwvwfgksmqtlryqrhistlwqegiiygymgrqevndalqnqdp gtfiirfsernpgqfgiayigvemparikhylvqpndtaaakktfpdflsehsqfvnllq wtkdtngaprflklhkdtalgsfapkrtapvpvggyeplns