Chains and heterogens:
PDB Chain Sequences:
>1l8aA (A:) serfpndvdpietrdwlqaiesvireegveraqylidqllaearkggvnvaagtgisnyi ntipveeqpeypgnlelerrirsairwnaimtvlraskkdlelgghmasfqssatiydvc fnhffrarneqdggdlvyfqghispgvyaraflegrltqeqldnfrqevhgnglssyphp klmpefwqfptvsmglgpigaiyqakflkylehrglkdtskqtvyaflgdgemdepeskg aitiatrekldnlvfvincnlqrldgpvtgngkiinelegifegagwnvikvmwgsrwde llrkdtsgkliqlmnetvdgdyqtfkskdgayvrehffgkypetaalvadwtdeqiwaln rgghdpkkiyaafkkaqetkgkatvilahtikgygmgdaaegkniahqvkkmnmdgvrhi rdrfnvpvsdadieklpyitfpegseehtylhaqrqklhgylpsrqpnfteklelpslqd fgalleeqskeisttiafvralnvmlknksikdrlvpiiadeartfgmeglfrqigiysp ngqqytpqdreqvayykedekgqilqeginelgagcswlaaatsystnnlpmipfyiyys mfgfqrigdlcwaagdqqargfliggtsgrttlngeglqhedghshiqsltipncisydp ayayevavimhdglermygekqenvyyyittlnenyhmpampegaeegirkgiykletie gskgkvqllgsgsilrhvreaaeilakdygvgsdvysvtsftelardgqdcerwnmlhpl etprvpyiaqvmndapavastdymklfaeqvrtyvpaddyrvlgtdgfgrsdsrenlrhh fevdasyvvvaalgelakrgeidkkvvadaiakfnidadkvnprla
>1l8aA (A:) isnyintipveeqpeypgnlelerrirsairwnaimtvlraskkdlelgghmasfqssat iydvcfnhffrarneqdggdlvyfqghispgvyaraflegrltqeqldnfrqevhgngls syphpklmpefwqfptvsmglgpigaiyqakflkylehrglkdtskqtvyaflgdgemde peskgaitiatrekldnlvfvincnlqrldgpvtgngkiinelegifegagwnvikvmwg srwdellrkdtsgkliqlmnetvdgdyqtfkskdgayvrehffgkypetaalvadwtdeq iwalnrgghdpkkiyaafkkaqetkgkatvilahtikgygmgdaamdgvrhirdrfnvpv sdadieklpyitfpegseehtylhaqrqklhgylpsrqpnfteklelpslqdfgalleeq skeisttiafvralnvmlknksikdrlvpiiadeartfgmeglfrqigiyspedekgqil qeginelgagcswlaaatsystnnlpmipfyiyysmfgfqrigdlcwaagdqqargflig gtsgrttlngeglqhedghshiqsltipncisydpayayevavimhdglermygekqenv yyyittlnenyhmpampegaeegirkgiykletiegskgkvqllgsgsilrhvreaaeil akdygvgsdvysvtsftelardgqdcerwnmlhpletprvpyiaqvmndapavastdymk lfaeqvrtyvpaddyrvlgtdgfgrsdsrenlrhhfevdasyvvvaalgelakrgeidkk vvadaiakfnidadkvnprla
>1l8aB (B:) serfpndvdpietrdwlqaiesvireegveraqylidqllaearkggvnvaagtgisnyi ntipveeqpeypgnlelerrirsairwnaimtvlraskkdlelgghmasfqssatiydvc fnhffrarneqdggdlvyfqghispgvyaraflegrltqeqldnfrqevhgnglssyphp klmpefwqfptvsmglgpigaiyqakflkylehrglkdtskqtvyaflgdgemdepeskg aitiatrekldnlvfvincnlqrldgpvtgngkiinelegifegagwnvikvmwgsrwde llrkdtsgkliqlmnetvdgdyqtfkskdgayvrehffgkypetaalvadwtdeqiwaln rgghdpkkiyaafkkaqetkgkatvilahtikgygmgdaaegkniahqvkkmnmdgvrhi rdrfnvpvsdadieklpyitfpegseehtylhaqrqklhgylpsrqpnfteklelpslqd fgalleeqskeisttiafvralnvmlknksikdrlvpiiadeartfgmeglfrqigiysp ngqqytpqdreqvayykedekgqilqeginelgagcswlaaatsystnnlpmipfyiyys mfgfqrigdlcwaagdqqargfliggtsgrttlngeglqhedghshiqsltipncisydp ayayevavimhdglermygekqenvyyyittlnenyhmpampegaeegirkgiykletie gskgkvqllgsgsilrhvreaaeilakdygvgsdvysvtsftelardgqdcerwnmlhpl etprvpyiaqvmndapavastdymklfaeqvrtyvpaddyrvlgtdgfgrsdsrenlrhh fevdasyvvvaalgelakrgeidkkvvadaiakfnidadkvnprla
>1l8aB (B:) isnyintipveeqpeypgnlelerrirsairwnaimtvlraskkdlelgghmasfqssat iydvcfnhffrarneqdggdlvyfqghispgvyaraflegrltqeqldnfrqevhgngls syphpklmpefwqfptvsmglgpigaiyqakflkylehrglkdtskqtvyaflgdgemde peskgaitiatrekldnlvfvincnlqrldgpvtgngkiinelegifegagwnvikvmwg srwdellrkdtsgkliqlmnetvdgdyqtfkskdgayvrehffgkypetaalvadwtdeq iwalnrgghdpkkiyaafkkaqetkgkatvilahtikgygmgdaamdgvrhirdrfnvpv sdadieklpyitfpegseehtylhaqrqklhgylpsrqpnfteklelpslqdfgalleeq skeisttiafvralnvmlknksikdrlvpiiadeartfgmeglfrqigiyspedekgqil qeginelgagcswlaaatsystnnlpmipfyiyysmfgfqrigdlcwaagdqqargflig gtsgrttlngeglqhedghshiqsltipncisydpayayevavimhdglermygekqenv yyyittlnenyhmpampegaeegirkgiykletiegskgkvqllgsgsilrhvreaaeil akdygvgsdvysvtsftelardgqdcerwnmlhpletprvpyiaqvmndapavastdymk lfaeqvrtyvpaddyrvlgtdgfgrsdsrenlrhhfevdasyvvvaalgelakrgeidkk vvadaiakfnidadkvnprla