Chains and heterogens:
PDB Chain Sequences:
>1f4hA (A:) itdslavvlqrrdwenpgvtqlnrlaahppfaswrnseeartdrpsqqlrslngewrfaw fpapeavpeswlecdlpeadtvvvpsnwqmhgydapiytnvtypitvnppfvptenptgc ysltfnvdeswlqegqtriifdgvnsafhlwcngrwvgygqdsrlpsefdlsaflragen rlavmvlrwsdgsyledqdmwrmsgifrdvsllhkpttqisdfhvatrfnddfsravlea evqmcgelrdylrvtvslwqgetqvasgtapfggeiiderggyadrvtlrlnvenpklws aeipnlyravvelhtadgtlieaeacdvgfrevriengllllngkpllirgvnrhehhpl hgqvmdeqtmvqdillmkqnnfnavrcshypnhplwytlcdryglyvvdeaniethgmvp mnrltddprwlpamservtrmvqrdrnhpsviiwslgnesghganhdalyrwiksvdpsr pvqyegggadttatdiicpmyarvdedqpfpavpkwsikkwlslpgetrplilceyaham gnslggfakywqafrqyprlqggfvwdwvdqslikydengnpwsayggdfgdtpndrqfc mnglvfadrtphpalteakhqqqffqfrlsgqtievtseylfrhsdnellhwmvaldgkp lasgevpldvapqgkqlielpelpqpesagqlwltvrvvqpnatawseaghisawqqwrl aenlsvtlpaashaiphlttsemdfcielgnkrwqfnrqsgflsqmwigdkkqlltplrd qftrapldndigvseatridpnawverwkaaghyqaeaallqctadtladavlittahaw qhqgktlfisrktyridgsgqmaitvdvevasdtphpariglncqlaqvaervnwlglgp qenypdrltaacfdrwdlplsdmytpyvfpsenglrcgtrelnygphqwrgdfqfnisry sqqqlmetshrhllhaeegtwlnidgfhmgiggddswspsvsaefqlsagryhyqlvwcq k
>1f4hB (B:) itdslavvlqrrdwenpgvtqlnrlaahppfaswrnseeartdrpsqqlrslngewrfaw fpapeavpeswlecdlpeadtvvvpsnwqmhgydapiytnvtypitvnppfvptenptgc ysltfnvdeswlqegqtriifdgvnsafhlwcngrwvgygqdsrlpsefdlsaflragen rlavmvlrwsdgsyledqdmwrmsgifrdvsllhkpttqisdfhvatrfnddfsravlea evqmcgelrdylrvtvslwqgetqvasgtapfggeiiderggyadrvtlrlnvenpklws aeipnlyravvelhtadgtlieaeacdvgfrevriengllllngkpllirgvnrhehhpl hgqvmdeqtmvqdillmkqnnfnavrcshypnhplwytlcdryglyvvdeaniethgmvp mnrltddprwlpamservtrmvqrdrnhpsviiwslgnesghganhdalyrwiksvdpsr pvqyegggadttatdiicpmyarvdedqpfpavpkwsikkwlslpgetrplilceyaham gnslggfakywqafrqyprlqggfvwdwvdqslikydengnpwsayggdfgdtpndrqfc mnglvfadrtphpalteakhqqqffqfrlsgqtievtseylfrhsdnellhwmvaldgkp lasgevpldvapqgkqlielpelpqpesagqlwltvrvvqpnatawseaghisawqqwrl aenlsvtlpaashaiphlttsemdfcielgnkrwqfnrqsgflsqmwigdkkqlltplrd qftrapldndigvseatridpnawverwkaaghyqaeaallqctadtladavlittahaw qhqgktlfisrktyridgsgqmaitvdvevasdtphpariglncqlaqvaervnwlglgp qenypdrltaacfdrwdlplsdmytpyvfpsenglrcgtrelnygphqwrgdfqfnisry sqqqlmetshrhllhaeegtwlnidgfhmgiggddswspsvsaefqlsagryhyqlvwcq k
>1f4hC (C:) itdslavvlqrrdwenpgvtqlnrlaahppfaswrnseeartdrpsqqlrslngewrfaw fpapeavpeswlecdlpeadtvvvpsnwqmhgydapiytnvtypitvnppfvptenptgc ysltfnvdeswlqegqtriifdgvnsafhlwcngrwvgygqdsrlpsefdlsaflragen rlavmvlrwsdgsyledqdmwrmsgifrdvsllhkpttqisdfhvatrfnddfsravlea evqmcgelrdylrvtvslwqgetqvasgtapfggeiiderggyadrvtlrlnvenpklws aeipnlyravvelhtadgtlieaeacdvgfrevriengllllngkpllirgvnrhehhpl hgqvmdeqtmvqdillmkqnnfnavrcshypnhplwytlcdryglyvvdeaniethgmvp mnrltddprwlpamservtrmvqrdrnhpsviiwslgnesghganhdalyrwiksvdpsr pvqyegggadttatdiicpmyarvdedqpfpavpkwsikkwlslpgetrplilceyaham gnslggfakywqafrqyprlqggfvwdwvdqslikydengnpwsayggdfgdtpndrqfc mnglvfadrtphpalteakhqqqffqfrlsgqtievtseylfrhsdnellhwmvaldgkp lasgevpldvapqgkqlielpelpqpesagqlwltvrvvqpnatawseaghisawqqwrl aenlsvtlpaashaiphlttsemdfcielgnkrwqfnrqsgflsqmwigdkkqlltplrd qftrapldndigvseatridpnawverwkaaghyqaeaallqctadtladavlittahaw qhqgktlfisrktyridgsgqmaitvdvevasdtphpariglncqlaqvaervnwlglgp qenypdrltaacfdrwdlplsdmytpyvfpsenglrcgtrelnygphqwrgdfqfnisry sqqqlmetshrhllhaeegtwlnidgfhmgiggddswspsvsaefqlsagryhyqlvwcq k
>1f4hD (D:) itdslavvlqrrdwenpgvtqlnrlaahppfaswrnseeartdrpsqqlrslngewrfaw fpapeavpeswlecdlpeadtvvvpsnwqmhgydapiytnvtypitvnppfvptenptgc ysltfnvdeswlqegqtriifdgvnsafhlwcngrwvgygqdsrlpsefdlsaflragen rlavmvlrwsdgsyledqdmwrmsgifrdvsllhkpttqisdfhvatrfnddfsravlea evqmcgelrdylrvtvslwqgetqvasgtapfggeiiderggyadrvtlrlnvenpklws aeipnlyravvelhtadgtlieaeacdvgfrevriengllllngkpllirgvnrhehhpl hgqvmdeqtmvqdillmkqnnfnavrcshypnhplwytlcdryglyvvdeaniethgmvp mnrltddprwlpamservtrmvqrdrnhpsviiwslgnesghganhdalyrwiksvdpsr pvqyegggadttatdiicpmyarvdedqpfpavpkwsikkwlslpgetrplilceyaham gnslggfakywqafrqyprlqggfvwdwvdqslikydengnpwsayggdfgdtpndrqfc mnglvfadrtphpalteakhqqqffqfrlsgqtievtseylfrhsdnellhwmvaldgkp lasgevpldvapqgkqlielpelpqpesagqlwltvrvvqpnatawseaghisawqqwrl aenlsvtlpaashaiphlttsemdfcielgnkrwqfnrqsgflsqmwigdkkqlltplrd qftrapldndigvseatridpnawverwkaaghyqaeaallqctadtladavlittahaw qhqgktlfisrktyridgsgqmaitvdvevasdtphpariglncqlaqvaervnwlglgp qenypdrltaacfdrwdlplsdmytpyvfpsenglrcgtrelnygphqwrgdfqfnisry sqqqlmetshrhllhaeegtwlnidgfhmgiggddswspsvsaefqlsagryhyqlvwcq k