Chains and heterogens:
PDB Chain Sequences:
>1s721 (1:) mtgagtpsqgkknttthtkcrrcgeksyhtkkkvcsscgfgksakrrdyewqskage
>1s721 (1:) tgagtpsqgkknttthtkcrrcgeksyhtkkkvcsscgfgksakrrdyewqskage
>1s722 (2:) mgkkskatkkrlakldnqnsrvpawvmlktdrevqrnhkrrhwrrndtde
>1s722 (2:) gkkskatkkrlakldnqnsrvpawvmlktdrrnhkrrhwrrndtde
>1s723 (3:) mqmprrfntycphcnehqehevekvrsgrqtgmkwidrqrernsgigndgkfskvpggdk ptkktdlkyrcgecgkahlregwragrlefqe
>1s72A (A:) mgrriqgqrrgrgtstfrapshrykadlehrkvedgdviagtvvdiehdparsapvaave fedgdrrlilapegvgvgdelqvgvsaeiapgntlplaeipegvpvcnvesspgdggkfa rasgvnaqllthdrnvavvklpsgemkrldpqcratigvvagggrtdkpfvkagnkhhkm kargtkwpnvrgvamnavdhpfggggrqhpgkpksisrnappgrkvgdiaskrtgrggne
>1s72A (A:) grriqgqrrgrgtstfrapshrykadlehrkvedgdviagtvvdiehdparsapvaavef edgdrrlilapegvgvgdelqvgvsaeiapgntlplaeipegvpvcnvesspgdggkfar asgvnaqllthdrnvavvklpsgemkrldpqcratigvvagggrtdkpfvkagnkhhkmk argtkwpnvrgvamnavdhpfggggrqhpgkpksisrnappgrkvgdiaskrtgrgg
>1s72B (B:) mpqpsrprkgslgfgprkrstsetprfnswpsddgqpgvqgfagykagmthvvlvndepn spregmeetvpvtvietppmravalrayedtpygqrpltevwtdefhseldrtldvpedh dpdaaeeqirdaheagdlgdlrlithtvpdavpsvpkkkpdvmetrvgggsvsdrldhal divedggehamndifrageyadvagvtkgkgtqgpvkrwgvqkrkgkharqgwrrrignl gpwnpsrvrstvpqqgqtgyhqrtelnkrlidigegdeptvdggfvnygevdgpytlvkg svpgpdkrlvrfrpavrpndqprldpevryvsnesnqg
>1s72B (B:) pqpsrprkgslgfgprkrstsetprfnswpsddgqpgvqgfagykagmthvvlvndepns pregmeetvpvtvietppmravalrayedtpygqrpltevwtdefhseldrtldvpedhd pdaaeeqirdaheagdlgdlrlithtvpdavpsvpkkkpdvmetrvgggsvsdrldhald ivedggehamndifrageyadvagvtkgkgtqgpvkrwgvqkrkgkharqgwrrrignlg pwnpsrvrstvpqqgqtgyhqrtelnkrlidigegdeptvdggfvnygevdgpytlvkgs vpgpdkrlvrfrpavrpndqprldpevryvsnesnqg
>1s72C (C:) mqatiydldgntdgevdlpdvfetpvrsdligkavraaqanrkqdygsdeyaglrtpaes fgsgrgqahvpkldgrarrvpqavkgrsahppktekdrsldlndkerqlavrsalaatad adlvadrghefdrdevpvvvsddfedlvktqevvsllealdvhadidradetkikagqgs argrkyrrpasilfvtsdepstaarnlagadvatasevntedlapggapgrltvftesal aevaer
>1s72D (D:) mssesesggdfhemrepriekvvvhmgighggrdlanaedilgeitgqmpvrtkakrtvg efdiregdpigakvtlrdemaeeflqtalplaelatsqfddtgnfsfgveehtefpsqey dpsigiygldvtvnlvrpgyrvakrdkasrsiptkhrlnpadavafiestydvevse
>1s72D (D:) fhemrepriekvvvhmgighanaedilgeitgqmpvrtkakrtvgefdiregdpigakvt lrdemaeeflqtalplaelatsqfddtgnfsfgldvtvnlvrpgyrvakrdkasrsiptk hrlnpadavafiestydvev
>1s72E (E:) mprveleipedvdaeqdhlditvegdngsvtrrlwypdidvsvdgdtvviesdednaktm stigtfqshienmfhgvtegweygmevfyshfpmqvnvegdevvienflgekaprrttih gdtdveidgeeltvsgpdieavgqtaadieqltrindkdvrvfqdgvyitrkpnrgda
>1s72E (E:) prveleipedvdaeqdhlditvegdngsvtrrlwypdidvsvdgdtvviesdednaktms tigtfqshienmfhgvtegweygmevfyshfpmqvnvegdevvienflgekaprrttihg dtdveidgeeltvsgpdieavgqtaadieqltrindkdvrvfqdgvyitrkp
>1s72F (F:) mpvyvdfdvpadleddalealevardtgavkkgtnettksiergsaelvfvaedvqpeei vmhipeladekgvpfifveqqddlghaaglevgsaaaavtdageadadvediadkveelr
>1s72F (F:) pvyvdfdvpadleddalealevardtgavkkgtnettksiergsaelvfvaedvqpeeiv mhipeladekgvpfifveqqddlghaaglevgsaaaavtdageadadvediadkveelr
>1s72G (G:) msaeserktetipewkqeevdaivemiesyesvgvvniagipsrqlqdmrrdlhgtaelr vsrntlleralddvddgledlngyitgqvgligtddnpfslfqeleasktpapigageva pndivipegdtgvdpgpfvgelqsvgadariqegsiqvlsdstvldtgeevsqelsnvln elgiepkevgldlravfadgvlfepeeleldideyrsdiqaaagrafnlsvnadyptatt aptmlqsdrgnakslalqaaiedpevvpdlvskadaqvralasqiddeealpeelqgvea dvateeptddqdddtaseddadaddaaeeadddddddedagdalgamf
>1s72G (G:) ipewkqeevdaivemiesrntlleraldd
>1s72H (H:) kpasmyrdidkpaytrreyitgipgskiaqhkmgrkqkdaddypvqisliveetvqlrhg sleasrlsanrhlikelgeegdykmtlrkfphqvlrenkqatgagadrvsdgmraafgki vgtaarvqageqlftaycnvedaehvkeafrraynkitpscridsspagna
>1s72H (H:) kpasmyrdidkpaytrreyitgipgskiaqhkmgrkqkdaddypvqisliveetvqlrhg sleasrlsanrhlikelgeegdykmtlrkfphqvlrenkdgmraafgkivgtaarvqage qlftaycnvedaehvkeafrraynkitpscridsspagna
>1s72I (I:) magtievlvpggeanpgpplgpelgptpvdvqavvqeindqtaafdgtevpvtvkydddg sfeievgvpptaelikdeagfetgsgepqedfvadlsvdqvkqiaeqkhpdllsydltna akevvgtctslgvtiegenprefkeridageyddvfaaeaqa
>1s72I (I:) gvpptaelikdeagfetgsgepqedfvadlsvdqvkqiaeqkhpdllsydltnaakevvg tctslgvtie
>1s72J (J:) msvaefdadvivdardcimgrvasqvaeqaldgetvavvnaeravitgreeqivekyekr vdigndngyfypkrpdgifkrtirgmlphkkqrgreafesvrvylgnpydedgevldgts ldrlsnikfvtlgeisetlganktw
>1s72J (J:) aefdadvivdardcimgrvasqvaeqaldgetvavvnaeravitgreeqivekyekrvdi gndngyfypkrpdgifkrtirgmlphkkqrgreafesvrvylgnpydedgevldgtsldr lsnikfvtlgeisetlganktw
>1s72K (K:) mealgadvtqglekgslitcadntgarelkvisvhgysgtknrlpkaglgdkitvsvtkg tpemrrqvleavvvrqrkpirrpdgtrvkfednaavivdenedprgtelkgpiarevaqr fgsvasaatmiv
>1s72L (L:) mtskkkrqrgsrthgggshknrrgaghrggrgdagrdkhefhnheplgksgfkrpqkvqe eaatidvreidenvtllaaddvaevedggfrvdvrdvveeaddadyvkvlgagqvrhelt liaddfsegarekvegaggsveltdlgeerqaeaeetedadadee
>1s72L (L:) tskkkrqrgsrthgggshknrrgaghrggrgdagrdkhefhnheplgksgfkrpqkvqee aatidvreidenvtllaaddvaefrvdvrdvveeaddadyvkvlgagqvrheltliaddf segarekvegaggsveltdlgeerq
>1s72M (M:) arsaysyirdawenpgdgqlaelqwqrqqewrnegaverierptrldkarsqgykakqgv ivarvsvrkgsarkrrhkagrrskrqgvtritrrkdiqrvaeerasrtfpnlrvlnsysv gqdgrqkwhevilidpnhpaiqndddlswicaddqadrvfrgltgagrrnrglsgkgkgs ektrpslrsnggka
>1s72N (N:) matgprykvpmrrrreartdyhqrlrllksgkprlvarksnkhvraqlvtlgpngddtla sahssdlaeygweaptgnmpsayltgllaglraqeagveeavldiglnsptpgskvfaiq egaidagldiphnddvladwqrtrgahiaeydeqleeplysgdfdaadlpehfdelretl ldgdiel
>1s72N (N:) atgprykvpmrrrreartdyhqrlrllksgkprlvarksnkhvraqlvtlgpngddtlas ahssdlaeygweaptgnmpsayltgllaglraqeagveeavldiglnsptpgskvfaiqe gaidagldiphnddvladwqrtrgahiaeydeqleeplysgdfdaadlpehfdelretll dgdiel
>1s72O (O:) msktnprlssliadlksaarssggavwgdvaerlekprrthaevnlgrieryaqedetvv vpgkvlgsgvlqkdvtvaavdfsgtaetkidqvgeavsleqaiennpegshvrvir
>1s72O (O:) sktnprlssliadlksaarssggavwgdvaerlekprrthaevnlgrieryaqedetvvv pgkvlgsgvlqkdvtvaavdfsgtaetkidqvgeavsleqaiennpegshvrvir
>1s72P (P:) mtdlsaqkrlaadvldvgknrvwfnperqgdiadaitredvrelvdegaiqakdkkgnsr grarerqkkrayghqkgagsrkgkagarqnskedwesriraqrtklrelrdegtlsssqy rdlydkagggefdsvadleryidanhgda
>1s72P (P:) tdlsaqkrlaadvldvgknrvwfnperqgdiadaitredvrelvdegaiqakdkkgnsrg rarerqkkrayghqkgagsrkgkagarqnskedwesriraqrtklrelrdegtlsssqyr dlydkagggefdsvadleryida
>1s72Q (Q:) mpssngplegtrgklknkprdrgtsppqraveefddgekvhlkidpsvpngrfhprfdgq tgtvegkqgdaykvdivdggkektiivtaahlrrqe
>1s72Q (Q:) pssngplegtrgklknkprdrgtsppqraveefddgekvhlkidpsvpngrfhprfdgqt gtvegkqgdaykvdivdggkektiivtaahlrrqe
>1s72R (R:) mgisysveadpdttakamlrerqmsfkhskaiareikgktageavdyleaviegdqpvpf kqhnsgvghkskvdgwdagrypekaskafldllenavgnadhqgfdgeamtikhvaahkv geqqgrkpramgrasawnspqvdvelileepeved
>1s72R (R:) gisysveadpdttakamlrerqmsfkhskaiareikgktageavdyleaviegdqpvpfk qhnsgvghkskvdgwdagrypekaskafldllenavgnadhqgfdgeamtikhvaahkvg eqqgrkpramgrasawnspqvdvelileep
>1s72S (S:) mswdvikhphvtekamndmdfqnklqfavddraskgevadaveeqydvtveqvntqntmd gekkavvrlsedddaqevasrigvf
>1s72S (S:) swdvikhphvtekamndmdfqnklqfavddraskgevadaveeqydvtveqvntqntmdg ekkavvrlsedddaqevasri
>1s72T (T:) mskqpdkqrksqrraplherhkqvratlsadlreeygqrnvrvnagdtvevlrgdfagee gevinvdldkavihvedvtlektdgeevprpldtsnvrvtdldledekrearleseddsa
>1s72T (T:) skqpdkqrksqrraplherhkqvratlsadlreeygqrnvrvnagdtvevlrgdfageeg evinvdldkavihvedvtlektdgeevprpldtsnvrvtdldledekrearleseddsa
>1s72U (U:) prtrecdycgtdiepgtgtmfvhkdgatthfcsskcennadlgrearnlewtdtargeag eaedea
>1s72U (U:) recdycgtdiepgtgtmfvhkdgatthfcsskcennadlgrearnlewtdtar
>1s72V (V:) mtvlhvqeirdmtpaereaelddlktellnaravqaaggapenpgrikelrkaiarikti qgeegdlqene
>1s72V (V:) tvlhvqeirdmtpaereaelddlktellnaravqaaggapenpgrikelrkaiariktiq geegd
>1s72W (W:) mhalvqlrgevnmhtdiqdtlemlnihhvnhctlvpetdayrgmvakvndfvafgepsqe tletvlatraeplegdadvddewvaehtdyddisglafallseettlreqglsptlrlhp prgghdgvkhpvkeggqlgkhdtegiddlleamr
>1s72X (X:) msasdfeervvtiplrdaraepnhkradkamilirehlakhfsvdedavrldpsineaaw argrantpskirvraarfeeegeaiveaetae
>1s72X (X:) ervvtiplrdaraepnhkradkamilirehlakhfsvdedavrldpsineaawargrant pskirvraarfeeegeaiveae
>1s72Y (Y:) madneedveaeeeyteltdisgvgpskaeslreagfesvedvrgadqsaladvsgignal aarikadvggleveseteaeveeeggeeapdedvetelqargltektpdlsdedarlltq rhrvgkpqfnrqdhhkkkrvstswrkprgqlskqrrgikgkgdtveagfrsptavrgkhp sgfeevrvhnvddlegvdgdteavriaskvgarkrerieeeaedagirvlnptyvevevs e
>1s72Y (Y:) telqargltektpdlsdedarlltqrhrvgkpqfnrqdhhkkkrvstswrkprgqlskqr rgikgkgdtveagfrsptavrgkhpsgfeevrvhnvddlegvdgdteavriaskvgarkr erieeeaedagirvlnptyvev
>1s72Z (Z:) rsgrfgarygrvsrrrvaeiesemnedhacpncgedrvdrqgtgiwqcsycdykftggsy kpetpggktvrrs