Chains and heterogens:
PDB Chain Sequences:
>1y4zA (A:) skfldrfryfkqkgetfadghgqllntnrdwedgyrqrwqhdkivrsthgvnctgscswk iyvknglvtwetqqtdyprtrpdlpnheprgcprgasyswylysanrlkypmmrkrlmkm wreakalhsdpveawasiiedadkaksfkqargrggfvrsswqevneliaasnvytikny gpdrvagfspipamsmvsyasgarylsliggtclsfydwycdlppaspqtwgeqtdvpes adwynssyiiawgsnvpqtrtpdahfftevrykgtktvavtpdyaeiaklcdlwlapkqg tdaamalamghvmlrefhldnpsqyftdyvrrytdmpmlvmleerdgyyaagrmlraadl vdalgqennpewktvafntngemvapngsigfrwgekgkwnleqrdgktgeetelqlsll gsqdeiaevgfpyfggdgtehfnkvelenvllhklpvkrlqladgstalvttvydltlan yglerglndvncatsyddvkaytpawaeqitgvsrsqiiriarefadnadkthgrsmiiv gaglnhwyhldmnyrglinmlifcgcvgqsgggwahyvgqeklrpqtgwqplafaldwqr parhmnstsyfynhssqwryetvtaeellspmadksrytghlidfnvraermgwlpsapq lgtnpltiageaekagmnpvdytvkslkegsirfaaeqpengknhprnlfiwrsnllgss gkghefmlkyllgtehgiqgkdlgqqggvkpeevdwqdnglegkldlvvtldfrlsstcl ysdiilptatwyekddmntsdmhpfihplsaavdpaweaksdweiykaiakkfsevcvgh lgketdivtlpiqhdsaaelaqpldvkdwkkgecdlipgktaphimvverdypatyerft sigplmekignggkgiawntqsemdllrklnytkaegpakgqpmlntaidaaemiltlap etngqvavkawaalseftgrdhthlalnkedekirfrdiqaqprkiissptwsgledehv synagytnvhelipwrtlsgrqqlyqdhqwmrdfgesllvyrppidtrsvkevigqksng nqekalnfltphqkwgihstysdnllmltlgrggpvvwlseadakdlgiadndwievfns ngaltaravvsqrvpagmtmmyhaqerivnlpgseitqqrggihnsvtritpkpthmigg yahlaygfnyygtvgsnrdefvvvrkmknidwldgegndqvqesvk
>1y4zA (A:) skfldrfryfkqkgetfadghgqllntnrdwedgyrqrwqhdkivrsthgvnctgscswk iyvknglvtwetqqtdyprtrpdlpnheprgcprgasyswylysanrlkypmmrkrlmkm wreakalhsdpveawasiiedadkaksfkqargrggfvrsswqevneliaasnvytikny gpdrvagfspipamsmvsyasgarylsliggtclsfydwycdlppaspqtwgeqtdvpes adwynssyiiawgsnvpqtrtpdahfftevrykgtktvavtpdyaeiaklcdlwlapkqg tdaamalamghvmlrefhldnpsqyftdyvrrytdmpmlvmleerdgyyaagrmlraadl vdalgqennpewktvafntngemvapngsigfrwgekgkwnleqrdgktgeetelqlsll gsqdeiaevgfpyfggdgtehfnkvelenvllhklpvkrlqladgstalvttvydltlan yglerglndvncatsyddvkaytpawaeqitgvsrsqiiriarefadnadkthgrsmiiv gaglnhwyhldmnyrglinmlifcgcvgqsgggwahyvgqeklrpqtgwqplafaldwqr parhmnstsyfynhssqwryetvtaeellspmadksrytghlidfnvraermgwlpsapq lgtnpltiageaekagmnpvdytvkslkegsirfaaeqpengknhprnlfiwrsnllgss gkghefmlkyllgtehgiqgkdlgqqggvkpeevdwqdnglegkldlvvtldfrlsstcl ysdiilptatwyekddmntsdmhpfihplsaavdpaweaksdweiykaiakkfsevcvgh lgketdivtlpiqhdsaaelaqpldvkdwkkgecdlipgktaphimvverdypatyerft sigplmekignggkgiawntqsemdllrklnytkaegpakgqpmlntaidaaemiltlap etngqvavkawaalseftgrdhthlalnkedekirfrdiqaqprkiissptwsgledehv synagytnvhelipwrtlsgrqqlyqdhqwmrdfgesllvyrppidtrsvkevigqksng nqekalnfltphqkwgihstysdnllmltlgrggpvvwlseadakdlgiadndwievfns ngaltaravvsqrvpagmtmmyhaqerivnlpgseitqqrggihnsvtritpkpthmigg yahlaygfnyygtvgsnrdefvvvrkmknidwldgegndqvqes
>1y4zB (B:) mkirsqvgmvlnldkcigchtcsvtaknvwtsregveyawfnnvetkpgqgfptdwenqe kykggwirkingklqprmgnramllgkifanphlpgiddyyepfdfdyqnlhtapegsks qpiarprslitgermakiekgpnweddlggefdklakdknfdniqkamysqfentfmmyl prlcehclnpacvatcpsgaiykreedgivlidqdkcrgwrmcitgcpykkiyfnwksgk sekcifcyprieagqptvcsetcvgrirylgvllydadaieraastenekdlyqrqldvf ldpndpkvieqaikdgiplsvieaaqqspvykmamewklalplhpeyrtlpmvwyvppls piqsaadagelgsngilpdveslripvqylanlltagdtkpvlralkrmlamrhykraet vdgkvdtraleevglteaqaqemyrylaianyedrfvvpsshrelareafpekngcgftf gdgchgsdtkfnlfnsrridaidvtsktephp
>1y4zB (B:) mkirsqvgmvlnldkcigchtcsvtaknvwtsregveyawfnnvetkpgqgfptdwenqe kykggwirkingklqprmgnramllgkifanphlpgiddyyepfdfdyqnlhtapegsks qpiarprslitgermakiekgpnweddlggefdklakdknfdniqkamysqfentfmmyl prlcehclnpacvatcpsgaiykreedgivlidqdkcrgwrmcitgcpykkiyfnwksgk sekcifcyprieagqptvcsetcvgrirylgvllydadaieraastenekdlyqrqldvf ldpndpkvieqaikdgiplsvieaaqqspvykmamewklalplhpeyrtlpmvwyvppls piqsaadagelgsngilpdveslripvqylanlltagdtkpvlralkrmlamrhykraet vdgkvdtraleevglteaqaqemyrylaianyedrfvvpsshrelareafpekngcgftf gdgchgsdtkfnlfnsrridaidvtskte
>1y4zC (C:) mqflnmfffdiypyiagavfligswlrydygqytwraassqmldrkgmnlasnlfhigil gifvghffgmltphwmyeawlpievkqkmamfaggasgvlcliggvlllkrrlfsprvra tttgadililsllviqcalglltipfsaqhmdgsemmklvgwaqsvvtfhggasqhldgv afifrlhlvlgmtlfllfpfsrlihiwsvpveyltrkyqlvrarh
>1y4zC (C:) mqflnmfffdiypyiagavfligswlrydygqytwraassqmldrkgmnlasnlfhigil gifvghffgmltlpievkqkmamfaggasgvlcliggvlllkrrlfsprvratttgadil ilsllviqcalglltipfsaqhmdgsemmklvgwaqsvvtfhggasqhldgvafifrlhl vlgmtlfllfpfsrlihiwsvpveyltrkyqlvrarh