Chains and heterogens:
PDB Chain Sequences:
>4y281 (1:) ftmtsedwmpgqprpsyldgsapgdfgfdplrlgevpenlerfkeselihcrwamlavpg ilvpealglgnwvkaqewaalpggqatylgnpvpwgtlptilvieflsiafvehqrsmek dpekkkypggafdplgyskdpkkfheykikevkngrlallafvgicvqqsaypgtgplen lathladpwhnniginvlippq
>4y281 (1:) dwmpgqprpsyldgsapgdfgfdplrlgevpenlerfkeselihcrwamlavpgilvpea lglgnwvkaqewaalpggqatylgnpvpwgtlptilvieflsiafvehqrsmekdpekkk ypggafdplgyskdpkkfheykikevkngrlallafvgicvqqsaypgtgplenlathla dpwhnniginvlip
>4y282 (2:) masacassaiaavaistpssqkngspsgtskaflgrklkvnsstaspsrvrststvctva epdrplwfpgstpppwldgslpgdfgfdplglgsdpeslrwnvqaelvhsrwamlgaagi fipefltklgilltpswytageqeyftdtttlfivelvfigwaegrrwadilnpgcvntd pifpnnkltgtdvgypgglwfdplgwgsaspqklkelrtkeikngrlamlavmgawfqhi ytgtgpidnlfahladpghatifaaftpk
>4y282 (2:) vaepdrplwfpgstpppwldgslpgdfgfdplglgsdpeslrwnvqaelvhsrwamlgaa gifipefltklgilltpswytageqeyftdtttlfivelvfigwaegrrwadilnpgcvn tdpifpnnkltgtdvgypgglwfdplgwgsaspqklkelrtkeikngrlamlavmgawfq hiytgtgpidnlfahladpghatifaa
>4y283 (3:) matqalvssssltfaaeavrqsfrarslpssvgcsrkglvraaatppvkqggvdrplwfa skqslsyldgslpgdygfdplglsdpegtggfieprwlaygevingrfamlgavgaiape ylgkvglipqetalawfqtgvippagtynywadnytlfvlemalmgfaehrrfqdwakpg smgkqyflglekgfggsgnpaypggpffnplgfgkdekslkelklkevkngrlamlailg yfiqglvtgvgpyqnlldhvadpvnnnvltslkfh
>4y283 (3:) wfaskqslsyldgslpgdygfdplglsdpegtggfieprwlaygevingrfamlgavgai apeylgkvglipqetalawfqtgvippagtynywadnytlfvlemalmgfaehrrfqdwa kpgsmgkqyflglekgfggsgnpaypggpffnplgfgkdekslkelklkevkngrlamla ilgyfiqglvtgvgpyqnlldhvadpvnnnvltsl
>4y284 (4:) matvttqasaaifgpcglksrflggssgklnrgvafrpvgcspsasfkveakkgewlpgl aspgyltgslpgdngfdplglaedpenlrwfvqaelvngrwamlgvagmllpevftsigi invpkwydagkeeyfassstlfviefilshyveirrwqdiknpgsvnqdpifkqyslpag evgypggifnplnfaptleakekeiangrlamlaflgfiiqhnvtgkgpfdnllqhisdp whntivqtlggn
>4y284 (4:) kkgewlpglaspgyltgslpgdngfdplglaedpenlrwfvqaelvngrwamlgvagmll pevftsigiinvpkwydagkeeyfassstlfviefilshyveirrwqdiknpgsvnqdpi fkqyslpagevgypggifnplnfaptleakekeiangrlamlaflgfiiqhnvtgkgpfd nllqhisdpwhntivqtl
>4y28A (A:) miirspepkvqiladpevkiildrdpiktsfeqwakpghfsrtiakgpdtttwiwnlhad ahdfdshtsdleeisrkvfsahfgqlsiiflwlsgmyfhgarfsnyeawlndpthirpsa qvvwpivgqeilngdvgggfrgiqitsgffqiwrasgitselqlyctaigalvfaglmlf agwfhyhkaapklawfqdvesmlnhhlagllglgslswaghqvhvslpinqflnagvdpk eiplphefilnrdllaqlypsfaegatpfftlnwskyadfltfrggldpltgglwltdia hhhlaiailfliaghmyrtnwgighgikdileahkgpftgqghkglyeilttswhaqlsi nlamlgsltivvaqhmysmppypylatdyatqlslfthhmwiggflivgaaahaaifmvr dydpttryndlldrvlrhrdaiishlnwvciflgfhsfglyihndtmsalgrpqdmfsdt aiqlqpvfaqwiqnthalapgttapgatastsltwgggdlvavgnkvallpiplgtadfl vhhihaftihvtvlillkgvlfarssrlipdkanlgfrfpcdgpgrggtcqvsawdhvfl glfwmynsisvvifhfswkmqsdvwgtindqgvvthittgnfaqssitingwlrdflwaq asqviqsygsslsayglfflgahfvwafslmflfsgrgywqeliesivwahnklkvapat qpralsivqgravgvthyllggiattwafflariiavg
>4y28A (A:) evkiildrdpiktsfeqwakpghfsrtiakgpdtttwiwnlhadahdfdshtsdleeisr kvfsahfgqlsiiflwlsgmyfhgarfsnyeawlndpthirpsaqvvwpivgqeilngdv gggfrgiqitsgffqiwrasgitselqlyctaigalvfaglmlfagwfhyhkaapklawf qdvesmlnhhlagllglgslswaghqvhvslpinqflnagvdpkeiplphefilnrdlla qlypsfaegatpfftlnwskyadfltfrggldpltgglwltdiahhhlaiailfliaghm yrtnwgighgikdileahkgpftgqghkglyeilttswhaqlsinlamlgsltivvaqhm ysmppypylatdyatqlslfthhmwiggflivgaaahaaifmvrdydpttryndlldrvl rhrdaiishlnwvciflgfhsfglyihndtmsalgrpqdmfsdtaiqlqpvfaqwiqnth alapgttapgatastsltwgggdlvavgnkvallpiplgtadflvhhihaftihvtvlil lkgvlfarssrlipdkanlgfrfpcdgpgrggtcqvsawdhvflglfwmynsisvvifhf swkmqsdvwgtindqgvvthittgnfaqssitingwlrdflwaqasqviqsygsslsayg lfflgahfvwafslmflfsgrgywqeliesivwahnklkvapatqpralsivqgravgvt hyllggiattwafflariiavg
>4y28B (B:) malrlprfsqgiaqdpttrriwfgiatahdfeshdditegrlyqnifashfgqlaiiflw tsgnlfhvawqgnfeawvqdpfhvrpiahaiwdphfgqpaveaftrggalgpvniaysgv yqwwytiglrtnedlytgaifllflsfisllagwlhlqpkwkpsvswfknaesrlnhhls glfgvsslawaghlvhvaipgsrgeyvrwnnfldvlpypqglgplltgqwnlyaqnpsss nhlfgttqgagtailtilggfhpqtqslwltdmahhhlaiaflfligglmyrtnfgighs ikyileahippggrlgrghkglydtinnsihfqlglalaslgvitslvaqhmyslpayaf iaqdfttqaalythhqyiagfimtgafahgpiffirdynpeqnadnvlarmlehkeaiis hlswaslflgfhtlglyvhndvmlafgtpekqiliepifaqwiqsahgktsygfdvllss tngpalnagrniwlpgwlnainensnslfltigpgdflvhhaialglhtttlilvkgald argsklmpdkkdfgysfpcdgpgrggtcdisawddfylavfwmlntigwvtfywhwkhit lwrgnvsqfnesstylmgwlrdylwlnssqlingytplvcnslsvwawmflfghlvwatg fmfliswrgywqelietlawahertplanlirwrdkpvalsivqarlvglvhfsvgyift yaafliastsgkf
>4y28B (B:) alrlprfsqgiaqdpttrriwfgiatahdfeshdditegrlyqnifashfgqlaiiflwt sgnlfhvawqgnfeawvqdpfhvrpiahaiwdphfgqpaveaftrggalgpvniaysgvy qwwytiglrtnedlytgaifllflsfisllagwlhlqpkwkpsvswfknaesrlnhhlsg lfgvsslawaghlvhvaipgsrgeyvrwnnfldvlpypqglgplltgqwnlyaqnpsssn hlfgttqgagtailtilggfhpqtqslwltdmahhhlaiaflfligglmyrtnfgighsi kyileahippggrlgrghkglydtinnsihfqlglalaslgvitslvaqhmyslpayafi aqdfttqaalythhqyiagfimtgafahgpiffirdynpeqnadnvlarmlehkeaiish lswaslflgfhtlglyvhndvmlafgtpekqiliepifaqwiqsahgktsygfdvllsst ngpalnagrniwlpgwlnainensnslfltigpgdflvhhaialglhtttlilvkgalda rgsklmpdkkdfgysfpcdgpgrggtcdisawddfylavfwmlntigwvtfywhwkhitl wrgnvsqfnesstylmgwlrdylwlnssqlingytplvcnslsvwawmflfghlvwatgf mfliswrgywqelietlawahertplanlirwrdkpvalsivqarlvglvhfsvgyifty aafliastsgkf
>4y28C (C:) mshsvkiydtcigctqcvracptdvlemipwggckakqiasaprtedcvgckrcesacpt dflsvrvylwhettrsmglay
>4y28C (C:) shsvkiydtcigctqcvracptdvlemipwggckakqiasaprtedcvgckrcesacptd flsvrvylwhettrsmglay
>4y28D (D:) keapvgtppeldpntpspifggstggllrkaqveefyvitwespkeqifemptggaaimr egpnllklarkeqclalgtrlrskykikyqfyrvfpsgevqylhpkdgvypekvnpgrqg vgvnfrsigknvspievkftgkqpydl
>4y28D (D:) tppeldpntpspifggstggllrkaqveefyvitwespkeqifemptggaaimregpnll klarkeqclalgtrlrskykikyqfyrvfpsgevqylhpkdgvypekvnpgrqgvgvnfr sigknvspievkftgkqpydl
>4y28E (E:) ppigpkrgakvkilrqesywykgtgsvvtvdqdpntrypvvvrfnkvnyanvstnnyald eveevk
>4y28F (F:) disgltpckeskqfakrekqsikklesslkiyaadsapalainatiektkrrfdnyakqg llcgadglphlivsgdqrhwgefitpgilflyiagwigwvgrsyliairdekkptqkeii idvplasrlvfrgfswpiaayrellngelvakdv
>4y28F (F:) sgltpckeskqfakrekqsikklesslkiyaadsapalainatiektkrrfdnyakqgll cgadglphlivsgdqrhwgefitpgilflyiagwigwvgrsyliairdekkptqkeiiid vplasrlvfrgfswpiaayrellngelvak
>4y28J (J:) mrdlktylsvapvastlwfaalagllieinrlfpdaltfpff
>4y28J (J:) rdlktylsvapvastlwfaalagllieinrlfpdaltfpff