Chains and heterogens:
PDB Chain Sequences:
>1px3A (A:) gshmledpvvlqrrdwenpgvtqlnrlaahppfaswrnseeartdrpsqqlrslngewrf awfpapeavpeswlecdlpeadtvvvpsnwqmhgydapiytnvtypitvnppfvptenpt gcysltfnvdeswlqegqtriifdgvnsafhlwcngrwvgygqdsrlpsefdlsaflrag enrlavmvlrwsdgsyledqdmwrmsgifrdvsllhkpttqisdfhvatrfnddfsravl eaevqmcgelrdylrvtvslwqgetqvasgtapfggeiiderggyadrvtlrlnvenpkl wsaeipnlyravvelhtadgtlieaeacdvgfrevriengllllngkpllirgvnrhehh plhgqvmdeqtmvqdillmkqnnfnavrcshypnhplwytlcdryglyvvdeaniethgm vpmnrltddprwlpamservtrmvqrdrnhpsviiwslgnesghganhdalyrwiksvdp srpvqyegggadttatdiicpmyarvdedqpfpavpkwsikkwlslpgetrplilceyah amgnslggfakywqafrqyprlqggfvwdwvdqslikydengnpwsayggdfgdtpndrq fcmnglvfadrtphpalteakhqqqffqfrlsgqtievtseylfrhsdnellhwmvaldg kplasgevpldvapqgkqlielpelpqpesagqlwltvrvvqpnatawseaghisawqqw rlaenlsvtlpaashaiphlttsemdfcielgnkrwqfnrqsgflsqmwigdkkqlltpl rdqftrapldndiavseatridpnawverwkaaghyqaeaallqctadtladavlittah awqhqgktlfisrktyridgsgqmaitvdvevasdtphpariglncqlaqvaervnwlgl gpqenypdrltaacfdrwdlplsdmytpyvfpsenglrcgtrelnygphqwrgdfqfnis rysqqqlmetshrhllhaeegtwlnidgfhmgiggddswspsvsaefqlsagryhyqlvw cqk
>1px3A (A:) rrdwenpgvtqlnrlaahppfaswrnseeartdrpsqqlrslngewrfawfpapeavpes wlecdlpeadtvvvpsnwqmhgydapiytnvtypitvnppfvptenptgcysltfnvdes wlqegqtriifdgvnsafhlwcngrwvgygqdsrlpsefdlsaflragenrlavmvlrws dgsyledqdmwrmsgifrdvsllhkpttqisdfhvatrfnddfsravleaevqmcgelrd ylrvtvslwqgetqvasgtapfggeiiderggyadrvtlrlnvenpklwsaeipnlyrav velhtadgtlieaeacdvgfrevriengllllngkpllirgvnrhehhplhgqvmdeqtm vqdillmkqnnfnavrcshypnhplwytlcdryglyvvdeaniethgmvpmnrltddprw lpamservtrmvqrdrnhpsviiwslgnesghganhdalyrwiksvdpsrpvqyegggad ttatdiicpmyarvdedqpfpavpkwsikkwlslpgetrplilceyahamgnslggfaky wqafrqyprlqggfvwdwvdqslikydengnpwsayggdfgdtpndrqfcmnglvfadrt phpalteakhqqqffqfrlsgqtievtseylfrhsdnellhwmvaldgkplasgevpldv apqgkqlielpelpqpesagqlwltvrvvqpnatawseaghisawqqwrlaenlsvtlpa ashaiphlttsemdfcielgnkrwqfnrqsgflsqmwigdkkqlltplrdqftrapldnd iavsearidpnawverwkaaghyqaeaallqctadtladavlittahawqhqgktlfisr ktyridgsgqmaitvdvevasdtphpariglncqlaqvaervnwlglgpqenypdrltaa cfdrwdlplsdmytpyvfpsenglrcgtrelnygphqwrgdfqfnisrysqqqlmetshr hllhaeegtwlnidgfhmgiggddswspsvsaefqlsagryhyqlvwcqk
>1px3B (B:) gshmledpvvlqrrdwenpgvtqlnrlaahppfaswrnseeartdrpsqqlrslngewrf awfpapeavpeswlecdlpeadtvvvpsnwqmhgydapiytnvtypitvnppfvptenpt gcysltfnvdeswlqegqtriifdgvnsafhlwcngrwvgygqdsrlpsefdlsaflrag enrlavmvlrwsdgsyledqdmwrmsgifrdvsllhkpttqisdfhvatrfnddfsravl eaevqmcgelrdylrvtvslwqgetqvasgtapfggeiiderggyadrvtlrlnvenpkl wsaeipnlyravvelhtadgtlieaeacdvgfrevriengllllngkpllirgvnrhehh plhgqvmdeqtmvqdillmkqnnfnavrcshypnhplwytlcdryglyvvdeaniethgm vpmnrltddprwlpamservtrmvqrdrnhpsviiwslgnesghganhdalyrwiksvdp srpvqyegggadttatdiicpmyarvdedqpfpavpkwsikkwlslpgetrplilceyah amgnslggfakywqafrqyprlqggfvwdwvdqslikydengnpwsayggdfgdtpndrq fcmnglvfadrtphpalteakhqqqffqfrlsgqtievtseylfrhsdnellhwmvaldg kplasgevpldvapqgkqlielpelpqpesagqlwltvrvvqpnatawseaghisawqqw rlaenlsvtlpaashaiphlttsemdfcielgnkrwqfnrqsgflsqmwigdkkqlltpl rdqftrapldndiavseatridpnawverwkaaghyqaeaallqctadtladavlittah awqhqgktlfisrktyridgsgqmaitvdvevasdtphpariglncqlaqvaervnwlgl gpqenypdrltaacfdrwdlplsdmytpyvfpsenglrcgtrelnygphqwrgdfqfnis rysqqqlmetshrhllhaeegtwlnidgfhmgiggddswspsvsaefqlsagryhyqlvw cqk
>1px3B (B:) rrdwenpgvtqlnrlaahppfaswrnseeartdrpsqqlrslngewrfawfpapeavpes wlecdlpeadtvvvpsnwqmhgydapiytnvtypitvnppfvptenptgcysltfnvdes wlqegqtriifdgvnsafhlwcngrwvgygqdsrlpsefdlsaflragenrlavmvlrws dgsyledqdmwrmsgifrdvsllhkpttqisdfhvatrfnddfsravleaevqmcgelrd ylrvtvslwqgetqvasgtapfggeiiderggyadrvtlrlnvenpklwsaeipnlyrav velhtadgtlieaeacdvgfrevriengllllngkpllirgvnrhehhplhgqvmdeqtm vqdillmkqnnfnavrcshypnhplwytlcdryglyvvdeaniethgmvpmnrltddprw lpamservtrmvqrdrnhpsviiwslgnesghganhdalyrwiksvdpsrpvqyegggad ttatdiicpmyarvdedqpfpavpkwsikkwlslpgetrplilceyahamgnslggfaky wqafrqyprlqggfvwdwvdqslikydengnpwsayggdfgdtpndrqfcmnglvfadrt phpalteakhqqqffqfrlsgqtievtseylfrhsdnellhwmvaldgkplasgevpldv apqgkqlielpelpqpesagqlwltvrvvqpnatawseaghisawqqwrlaenlsvtlpa ashaiphlttsemdfcielgnkrwqfnrqsgflsqmwigdkkqlltplrdqftrapldnd iavseridpnawverwkaaghyqaeaallqctadtladavlittahawqhqgktlfisrk tyridgsgqmaitvdvevasdtphpariglncqlaqvaervnwlglgpqenypdrltaac fdrwdlplsdmytpyvfpsenglrcgtrelnygphqwrgdfqfnisrysqqqlmetshrh llhaeegtwlnidgfhmgiggddswspsvsaefqlsagryhyqlvwcqk
>1px3C (C:) gshmledpvvlqrrdwenpgvtqlnrlaahppfaswrnseeartdrpsqqlrslngewrf awfpapeavpeswlecdlpeadtvvvpsnwqmhgydapiytnvtypitvnppfvptenpt gcysltfnvdeswlqegqtriifdgvnsafhlwcngrwvgygqdsrlpsefdlsaflrag enrlavmvlrwsdgsyledqdmwrmsgifrdvsllhkpttqisdfhvatrfnddfsravl eaevqmcgelrdylrvtvslwqgetqvasgtapfggeiiderggyadrvtlrlnvenpkl wsaeipnlyravvelhtadgtlieaeacdvgfrevriengllllngkpllirgvnrhehh plhgqvmdeqtmvqdillmkqnnfnavrcshypnhplwytlcdryglyvvdeaniethgm vpmnrltddprwlpamservtrmvqrdrnhpsviiwslgnesghganhdalyrwiksvdp srpvqyegggadttatdiicpmyarvdedqpfpavpkwsikkwlslpgetrplilceyah amgnslggfakywqafrqyprlqggfvwdwvdqslikydengnpwsayggdfgdtpndrq fcmnglvfadrtphpalteakhqqqffqfrlsgqtievtseylfrhsdnellhwmvaldg kplasgevpldvapqgkqlielpelpqpesagqlwltvrvvqpnatawseaghisawqqw rlaenlsvtlpaashaiphlttsemdfcielgnkrwqfnrqsgflsqmwigdkkqlltpl rdqftrapldndiavseatridpnawverwkaaghyqaeaallqctadtladavlittah awqhqgktlfisrktyridgsgqmaitvdvevasdtphpariglncqlaqvaervnwlgl gpqenypdrltaacfdrwdlplsdmytpyvfpsenglrcgtrelnygphqwrgdfqfnis rysqqqlmetshrhllhaeegtwlnidgfhmgiggddswspsvsaefqlsagryhyqlvw cqk
>1px3C (C:) rrdwenpgvtqlnrlaahppfaswrnseeartdrpsqqlrslngewrfawfpapeavpes wlecdlpeadtvvvpsnwqmhgydapiytnvtypitvnppfvptenptgcysltfnvdes wlqegqtriifdgvnsafhlwcngrwvgygqdsrlpsefdlsaflragenrlavmvlrws dgsyledqdmwrmsgifrdvsllhkpttqisdfhvatrfnddfsravleaevqmcgelrd ylrvtvslwqgetqvasgtapfggeiiderggyadrvtlrlnvenpklwsaeipnlyrav velhtadgtlieaeacdvgfrevriengllllngkpllirgvnrhehhplhgqvmdeqtm vqdillmkqnnfnavrcshypnhplwytlcdryglyvvdeaniethgmvpmnrltddprw lpamservtrmvqrdrnhpsviiwslgnesghganhdalyrwiksvdpsrpvqyegggad ttatdiicpmyarvdedqpfpavpkwsikkwlslpgetrplilceyahamgnslggfaky wqafrqyprlqggfvwdwvdqslikydengnpwsayggdfgdtpndrqfcmnglvfadrt phpalteakhqqqffqfrlsgqtievtseylfrhsdnellhwmvaldgkplasgevpldv apqgkqlielpelpqpesagqlwltvrvvqpnatawseaghisawqqwrlaenlsvtlpa ashaiphlttsemdfcielgnkrwqfnrqsgflsqmwigdkkqlltplrdqftrapldnd iavsedpnawverwkaaghyqaeaallqctadtladavlittahawqhqgktlfisrkty ridgsgqmaitvdvevasdtphpariglncqlaqvaervnwlglgpqenypdrltaacfd rwdlplsdmytpyvfpsenglrcgtrelnygphqwrgdfqfnisrysqqqlmetshrhll haeegtwlnidgfhmgiggddswspsvsaefqlsagryhyqlvwcqk
>1px3D (D:) gshmledpvvlqrrdwenpgvtqlnrlaahppfaswrnseeartdrpsqqlrslngewrf awfpapeavpeswlecdlpeadtvvvpsnwqmhgydapiytnvtypitvnppfvptenpt gcysltfnvdeswlqegqtriifdgvnsafhlwcngrwvgygqdsrlpsefdlsaflrag enrlavmvlrwsdgsyledqdmwrmsgifrdvsllhkpttqisdfhvatrfnddfsravl eaevqmcgelrdylrvtvslwqgetqvasgtapfggeiiderggyadrvtlrlnvenpkl wsaeipnlyravvelhtadgtlieaeacdvgfrevriengllllngkpllirgvnrhehh plhgqvmdeqtmvqdillmkqnnfnavrcshypnhplwytlcdryglyvvdeaniethgm vpmnrltddprwlpamservtrmvqrdrnhpsviiwslgnesghganhdalyrwiksvdp srpvqyegggadttatdiicpmyarvdedqpfpavpkwsikkwlslpgetrplilceyah amgnslggfakywqafrqyprlqggfvwdwvdqslikydengnpwsayggdfgdtpndrq fcmnglvfadrtphpalteakhqqqffqfrlsgqtievtseylfrhsdnellhwmvaldg kplasgevpldvapqgkqlielpelpqpesagqlwltvrvvqpnatawseaghisawqqw rlaenlsvtlpaashaiphlttsemdfcielgnkrwqfnrqsgflsqmwigdkkqlltpl rdqftrapldndiavseatridpnawverwkaaghyqaeaallqctadtladavlittah awqhqgktlfisrktyridgsgqmaitvdvevasdtphpariglncqlaqvaervnwlgl gpqenypdrltaacfdrwdlplsdmytpyvfpsenglrcgtrelnygphqwrgdfqfnis rysqqqlmetshrhllhaeegtwlnidgfhmgiggddswspsvsaefqlsagryhyqlvw cqk
>1px3D (D:) rrdwenpgvtqlnrlaahppfaswrnseeartdrpsqqlrslngewrfawfpapeavpes wlecdlpeadtvvvpsnwqmhgydapiytnvtypitvnppfvptenptgcysltfnvdes wlqegqtriifdgvnsafhlwcngrwvgygqdsrlpsefdlsaflragenrlavmvlrws dgsyledqdmwrmsgifrdvsllhkpttqisdfhvatrfnddfsravleaevqmcgelrd ylrvtvslwqgetqvasgtapfggeiiderggyadrvtlrlnvenpklwsaeipnlyrav velhtadgtlieaeacdvgfrevriengllllngkpllirgvnrhehhplhgqvmdeqtm vqdillmkqnnfnavrcshypnhplwytlcdryglyvvdeaniethgmvpmnrltddprw lpamservtrmvqrdrnhpsviiwslgnesghganhdalyrwiksvdpsrpvqyegggad ttatdiicpmyarvdedqpfpavpkwsikkwlslpgetrplilceyahamgnslggfaky wqafrqyprlqggfvwdwvdqslikydengnpwsayggdfgdtpndrqfcmnglvfadrt phpalteakhqqqffqfrlsgqtievtseylfrhsdnellhwmvaldgkplasgevpldv apqgkqlielpelpqpesagqlwltvrvvqpnatawseaghisawqqwrlaenlsvtlpa ashaiphlttsemdfcielgnkrwqfnrqsgflsqmwigdkkqlltplrdqftrapldnd iavseidpnawverwkaaghyqaeaallqctadtladavlittahawqhqgktlfisrkt yridgsgqmaitvdvevasdtphpariglncqlaqvaervnwlglgpqenypdrltaacf drwdlplsdmytpyvfpsenglrcgtrelnygphqwrgdfqfnisrysqqqlmetshrhl lhaeegtwlnidgfhmgiggddswspsvsaefqlsagryhyqlvwcqk