Chains and heterogens:
PDB Chain Sequences:
>1cu1A (A:) gsvvivgriilsgsgsitaysqqtrgllgciitsltgrdknqvegevqvvstatqsflat cvngvcwtvyhgagsktlagpkgpitqmytnvdqdlvgwqappgarsltpctcgssdlyl vtrhadvipvrrrgdsrgsllsprpvsylkgssggpllcpsghavgifraavctrgvaka vdfvpvesmettmrspvftdnssppavpqsfqvahlhaptgsgkstkvpaayaaqgykvl vlnpsvaatlgfgaymskahgidpnirtgvrtittgapvtystygkfladggcsggaydi iicdechstdsttilgigtvldqaetagarlvvlatatppgsvtvphpnieevalsntge ipfygkaipieairggrhlifchskkkcdelaaklsglginavayyrgldvsviptigdv vvvatdalmtgytgdfdsvidcntcvtqtvdfsldptftietttvpqdavsrsqrrgrtg rgrrgiyrfvtpgerpsgmfdssvlcecydagcawyeltpaetsvrlraylntpglpvcq dhlefwesvftglthidahflsqtkqagdnfpylvayqatvcaraqapppswdqmwkcli rlkptlhgptpllyrlgavqnevtlthpitkyimacmsadlevvt
>1cu1B (B:) gsvvivgriilsgsgsitaysqqtrgllgciitsltgrdknqvegevqvvstatqsflat cvngvcwtvyhgagsktlagpkgpitqmytnvdqdlvgwqappgarsltpctcgssdlyl vtrhadvipvrrrgdsrgsllsprpvsylkgssggpllcpsghavgifraavctrgvaka vdfvpvesmettmrspvftdnssppavpqsfqvahlhaptgsgkstkvpaayaaqgykvl vlnpsvaatlgfgaymskahgidpnirtgvrtittgapvtystygkfladggcsggaydi iicdechstdsttilgigtvldqaetagarlvvlatatppgsvtvphpnieevalsntge ipfygkaipieairggrhlifchskkkcdelaaklsglginavayyrgldvsviptigdv vvvatdalmtgytgdfdsvidcntcvtqtvdfsldptftietttvpqdavsrsqrrgrtg rgrrgiyrfvtpgerpsgmfdssvlcecydagcawyeltpaetsvrlraylntpglpvcq dhlefwesvftglthidahflsqtkqagdnfpylvayqatvcaraqapppswdqmwkcli rlkptlhgptpllyrlgavqnevtlthpitkyimacmsadlevvt