Chains and heterogens:
PDB Chain Sequences:
>1s4fA (A:) ieeeekkprvkdtvirehnkwilkkirfqgnlntkkmlnpgklseqldregrkrniynhq igtimssagirleklpivraqtdtktfheairdkidksenrqnpelhnklleifhtiaqp tlkhtygevtweqleagvnrkgaagflekknigevldsekhlveqlvrdlkagrkikyye taipknekrdvsddwqagdlvvekrprviqypeaktrlaitkvmynwvkqqpvvipgyeg ktplfnifdkvrkewdsfnepvavsfdtkawdtqvtskdlqligeiqkyyykkewhkfid titdhmtevpvitadgevyirngqrgsgqpdtsagnsmlnvltmmyafcestgvpyksfn rvarihvcgddgflitekglglkfankgmqilheagkpqkitegekmkvayrfediefcs htpvpvrwsdntsshmagrdtavilskmatrldssgergttayekavafsfllmyswnpl vrricllvlsqqpetdpskhatyyykgdpigaykdvigrnlselkrtgfeklanlnlsls tlgvwtkhtskriiqdcvaigkeegnwlvkpdrlissktghlyipdkgftlqgkhyeqlq l
>1s4fA (A:) virehnkwilkkirfqgnlntkkmlnpgklseqldregrkrniynhqigtimssagirle klpivraqtdtktfheairdkidksenrqnpelhnklleifhtiaqptlkhtygevtweq leagvnrkgaagflekknigevldsekhlveqlvrdlkagrkikyyetaipknekrdvsd dwqagdlvvekrprviqypeaktrlaitkvmynwvkqqpvvipgyegktplfnifdkvrk ewdsfnepvavsfdtkawdtqvtskdlqligeiqkyyykkewhkfidtitdhmtevpvit adgevyirngqrgsgqpdtsagnsmlnvltmmyafcestgvpyksfnrvarihvcgddgf litekglglkfankgmqilheagkpqkitegekmkvayrfediefcshtpvpvrwsdnts shmagrdtavilskmatrldssgergttayekavafsfllmyswnplvrricllvlsqqp etdpskhatyyykgdpigaykdvigrnlselkrtgfeklanlnlslstlgvwtkhtskri iqdcvaigkeegnwlvkpdrlissktghlyipdkgftlqgkhy
>1s4fB (B:) ieeeekkprvkdtvirehnkwilkkirfqgnlntkkmlnpgklseqldregrkrniynhq igtimssagirleklpivraqtdtktfheairdkidksenrqnpelhnklleifhtiaqp tlkhtygevtweqleagvnrkgaagflekknigevldsekhlveqlvrdlkagrkikyye taipknekrdvsddwqagdlvvekrprviqypeaktrlaitkvmynwvkqqpvvipgyeg ktplfnifdkvrkewdsfnepvavsfdtkawdtqvtskdlqligeiqkyyykkewhkfid titdhmtevpvitadgevyirngqrgsgqpdtsagnsmlnvltmmyafcestgvpyksfn rvarihvcgddgflitekglglkfankgmqilheagkpqkitegekmkvayrfediefcs htpvpvrwsdntsshmagrdtavilskmatrldssgergttayekavafsfllmyswnpl vrricllvlsqqpetdpskhatyyykgdpigaykdvigrnlselkrtgfeklanlnlsls tlgvwtkhtskriiqdcvaigkeegnwlvkpdrlissktghlyipdkgftlqgkhyeqlq l
>1s4fB (B:) virehnkwilkkirfqgnlntkkmlnpgklseqldregrkrniynhqigtimssagirle klpivraqtdtktfheairdkidksenrqnpelhnklleifhtiaqptlkhtygevtweq leagvnrkgaagflekknigevldsekhlveqlvrdlkagrkikyyetaipknekrdvsd dwqagdlvvekrprviqypeaktrlaitkvmynwvkqqpvvipgyegktplfnifdkvrk ewdsfnepvavsfdtkawdtqvtskdlqligeiqkyyykkewhkfidtitdhmtevpvit adgevyirngqrgsgqpdtsagnsmlnvltmmyafcestgvpyksfnrvarihvcgddgf litekglglkfankgmqilheagkpqkitegekmkvayrfediefcshtpvpvrwsdnts shmagrdtavilskmatrldssgergttayekavafsfllmyswnplvrricllvlsqqp etdpskhatyyykgdpigaykdvigrnlselkrtgfeklanlnlslstlgvwtkhtskri iqdcvaigkeegnwlvkpdrlissktghlyipdkgftlqgkhy
>1s4fC (C:) ieeeekkprvkdtvirehnkwilkkirfqgnlntkkmlnpgklseqldregrkrniynhq igtimssagirleklpivraqtdtktfheairdkidksenrqnpelhnklleifhtiaqp tlkhtygevtweqleagvnrkgaagflekknigevldsekhlveqlvrdlkagrkikyye taipknekrdvsddwqagdlvvekrprviqypeaktrlaitkvmynwvkqqpvvipgyeg ktplfnifdkvrkewdsfnepvavsfdtkawdtqvtskdlqligeiqkyyykkewhkfid titdhmtevpvitadgevyirngqrgsgqpdtsagnsmlnvltmmyafcestgvpyksfn rvarihvcgddgflitekglglkfankgmqilheagkpqkitegekmkvayrfediefcs htpvpvrwsdntsshmagrdtavilskmatrldssgergttayekavafsfllmyswnpl vrricllvlsqqpetdpskhatyyykgdpigaykdvigrnlselkrtgfeklanlnlsls tlgvwtkhtskriiqdcvaigkeegnwlvkpdrlissktghlyipdkgftlqgkhyeqlq l
>1s4fC (C:) virehnkwilkkirfqgnlntkkmlnpgklseqldregrkrniynhqigtimssagirle klpivraqtdtktfheairdkidksenrqnpelhnklleifhtiaqptlkhtygevtweq leagvnrkgaagflekknigevldsekhlveqlvrdlkagrkikyyetaipknekrdvsd dwqagdlvvekrprviqypeaktrlaitkvmynwvkqqpvvipgyegktplfnifdkvrk ewdsfnepvavsfdtkawdtqvtskdlqligeiqkyyykkewhkfidtitdhmtevpvit adgevyirngqrgsgqpdtsagnsmlnvltmmyafcestgvpyksfnrvarihvcgddgf litekglglkfankgmqilheagkpqkitegekmkvayrfediefcshtpvpvrwsdnts shmagrdtavilskmatrldssrgttayekavafsfllmyswnplvrricllvlsqqpet dpskhatyyykgdpigaykdvigrnlselkrtgfeklanlnlslstlgvwtkhtskriiq dcvaigkeegnwlvkpdrlissktghlyipdkgftlqgkhy
>1s4fD (D:) ieeeekkprvkdtvirehnkwilkkirfqgnlntkkmlnpgklseqldregrkrniynhq igtimssagirleklpivraqtdtktfheairdkidksenrqnpelhnklleifhtiaqp tlkhtygevtweqleagvnrkgaagflekknigevldsekhlveqlvrdlkagrkikyye taipknekrdvsddwqagdlvvekrprviqypeaktrlaitkvmynwvkqqpvvipgyeg ktplfnifdkvrkewdsfnepvavsfdtkawdtqvtskdlqligeiqkyyykkewhkfid titdhmtevpvitadgevyirngqrgsgqpdtsagnsmlnvltmmyafcestgvpyksfn rvarihvcgddgflitekglglkfankgmqilheagkpqkitegekmkvayrfediefcs htpvpvrwsdntsshmagrdtavilskmatrldssgergttayekavafsfllmyswnpl vrricllvlsqqpetdpskhatyyykgdpigaykdvigrnlselkrtgfeklanlnlsls tlgvwtkhtskriiqdcvaigkeegnwlvkpdrlissktghlyipdkgftlqgkhyeqlq l
>1s4fD (D:) virehnkwilkkirfqgnlntkkmlnpgklseqldregrkrniynhqigtimssagirle klpivraqtdtktfheairdkidksenrqnpelhnklleifhtiaqptlkhtygevtweq leagvnrkgaagflekknigevldsekhlveqlvrdlkagrkikyyetaipknekrdvsd dwqagrprviqypeaktrlaitkvmynwvkqqpvvipgyegktplfnifdkvrkewdsfn epvavsfdtkawdtqvtskdlqligeiqkyyykkewhkfidtitdhmtevpvitadgevy irngqrgsgqpdtsagnsmlnvltmmyafcestgvpyksfnrvarihvcgddgflitekg lglkfankgmqilheagkpqkitegekmkvayrfediefcshtpvpvrwsdntsshmagr dtavilskmatrsgergttayekavafsfllmyswnplvrricllvlsqqpetdpskhat yyykgdpigaykdvigrnlselkrtgfeklanlnlslstlgvwtkhtskriiqdcvaigk eegnwlvkpdrlissktghlyipdkgftlqgkhye