Chains and heterogens:
PDB Chain Sequences:
>2qtcA (A:) serfpndvdpietrdwlqaiesvireegveraqylidqllaearkggvnvaagtgisnyi ntipveeqpeypgnlelerrirsairwnaimtvlraskkdlelgghmasfqssatiydvc fnhffrarneqdggdlvyfqghispgvyaraflegrltqeqldnfrqevhgnglssyphp klmpefwqfptvsmglgpigaiyqakflkylehrglkdtskqtvyaflgdgemdepeskg aitiatrekldnlvfvincnlqrldgpvtgngkiinelegifegagwnvikvmwgsrwde llrkdtsgkliqlmnetvdgdyqtfkskdgayvrehffgkypetaalvadwtdeqiwaln rgghdpkkiyaafkkaqetkgkatvilahtikgygmgdaakgkniahqvkkmnmdgvrhi rdrfnvpvsdadieklpyitfpegseehtylhaqrqklhgylpsrqpnfteklelpslqd fgalleeqskeisttiafvralnvmlknksikdrlvpiiadeartfgmeglfrqigiysp ngqqytpqdreqvayykedekgqilqeginelgagcswlaaatsystnnlpmipfyiyys mfgfqrigdlcwaagdqqargfliggtsgrttlngeglqhedghshiqsltipncisydp ayayevavimhdglermygekqenvyyyittlnenyhmpampegaeegirkgiykletie gskgkvqllgsgsilrhvreaaeilakdygvgsdvysvtsftelardgqdcerwnmlhpl etprvpyiaqvmndapavastdymklfaeqvrtyvpaddyrvlgtdgfgrsdsrenlrhh fevdasyvvvaalgelakrgeidkkvvadaiakfnidadkvnprla
>2qtcA (A:) isnyintipveeqpeypgnlelerrirsairwnaimtvlraskkdlelgghmasfqssat iydvcfnhffrarneqdggdlvyfqghispgvyaraflegrltqeqldnfrqevhgngls syphpklmpefwqfptvsmglgpigaiyqakflkylehrglkdtskqtvyaflgdgemde peskgaitiatrekldnlvfvincnlqrldgpvtgngkiinelegifegagwnvikvmwg srwdellrkdtsgkliqlmnetvdgdyqtfkskdgayvrehffgkypetaalvadwtdeq iwalnrgghdpkkiyaafkkaqetkgkatvilahtikgygmgdaamdgvrhirdrfnvpv sdadieklpyitfpegseehtylhaqrqklhgylpsrqpnfteklelpslqdfgalleeq skeisttiafvralnvmlknksikdrlvpiiadeartfgmeglfrqigiyspedekgqil qeginelgagcswlaaatsystnnlpmipfyiyysmfgfqrigdlcwaagdqqargflig gtsgrttlngeglqhedghshiqsltipncisydpayayevavimhdglermygekqenv yyyittlnenyhmpampegaeegirkgiykletiegskgkvqllgsgsilrhvreaaeil akdygvgsdvysvtsftelardgqdcerwnmlhpletprvpyiaqvmndapavastdymk lfaeqvrtyvpaddyrvlgtdgfgrsdsrenlrhhfevdasyvvvaalgelakrgeidkk vvadaiakfnidadkvnprla
>2qtcB (B:) serfpndvdpietrdwlqaiesvireegveraqylidqllaearkggvnvaagtgisnyi ntipveeqpeypgnlelerrirsairwnaimtvlraskkdlelgghmasfqssatiydvc fnhffrarneqdggdlvyfqghispgvyaraflegrltqeqldnfrqevhgnglssyphp klmpefwqfptvsmglgpigaiyqakflkylehrglkdtskqtvyaflgdgemdepeskg aitiatrekldnlvfvincnlqrldgpvtgngkiinelegifegagwnvikvmwgsrwde llrkdtsgkliqlmnetvdgdyqtfkskdgayvrehffgkypetaalvadwtdeqiwaln rgghdpkkiyaafkkaqetkgkatvilahtikgygmgdaakgkniahqvkkmnmdgvrhi rdrfnvpvsdadieklpyitfpegseehtylhaqrqklhgylpsrqpnfteklelpslqd fgalleeqskeisttiafvralnvmlknksikdrlvpiiadeartfgmeglfrqigiysp ngqqytpqdreqvayykedekgqilqeginelgagcswlaaatsystnnlpmipfyiyys mfgfqrigdlcwaagdqqargfliggtsgrttlngeglqhedghshiqsltipncisydp ayayevavimhdglermygekqenvyyyittlnenyhmpampegaeegirkgiykletie gskgkvqllgsgsilrhvreaaeilakdygvgsdvysvtsftelardgqdcerwnmlhpl etprvpyiaqvmndapavastdymklfaeqvrtyvpaddyrvlgtdgfgrsdsrenlrhh fevdasyvvvaalgelakrgeidkkvvadaiakfnidadkvnprla
>2qtcB (B:) isnyintipveeqpeypgnlelerrirsairwnaimtvlraskkdlelgghmasfqssat iydvcfnhffrarneqdggdlvyfqghispgvyaraflegrltqeqldnfrqevhgngls syphpklmpefwqfptvsmglgpigaiyqakflkylehrglkdtskqtvyaflgdgemde peskgaitiatrekldnlvfvincnlqrldgpvtgngkiinelegifegagwnvikvmwg srwdellrkdtsgkliqlmnetvdgdyqtfkskdgayvrehffgkypetaalvadwtdeq iwalnrgghdpkkiyaafkkaqetkgkatvilahtikgygmgdaamdgvrhirdrfnvpv sdadieklpyitfpegseehtylhaqrqklhgylpsrqpnfteklelpslqdfgalleeq skeisttiafvralnvmlknksikdrlvpiiadeartfgmeglfrqigiyspedekgqil qeginelgagcswlaaatsystnnlpmipfyiyysmfgfqrigdlcwaagdqqargflig gtsgrttlngeglqhedghshiqsltipncisydpayayevavimhdglermygekqenv yyyittlnenyhmpampegaeegirkgiykletiegskgkvqllgsgsilrhvreaaeil akdygvgsdvysvtsftelardgqdcerwnmlhpletprvpyiaqvmndapavastdymk lfaeqvrtyvpaddyrvlgtdgfgrsdsrenlrhhfevdasyvvvaalgelakrgeidkk vvadaiakfnidadkvnprla