2026-11-07_00000053|hard|28TI

TraI relaxase in its helicase state in complex with fork DNA (TraI-HEL); Electron microscopy 3.50Å
Protein #1 1756 residues (91% resolved)

MMSIAQVRSAGSAGNFFTDKDNYYVLGSMGERWAGKGAEQLGLQGSVDKDVFTRLLEGRLPDGADLSRMQDGSNKHRPGYDLTFSAPKSVSMMAMLGGDKRLIDAHNQAVDFAVRQVEALASTRVMTDGQSETVLTGNLVMALFNHDTSRDQEPQLHTHAVVANVTQHNGEWKTLSSDKVGKTGFIENVYANQIAFGRLYREKLKEQVEALGYETEVVGKHGMWEMPGVPVEAFSGRSQAIREAVGEDASLKSRDVAALDTRKSKQHVDPEIRMAEWMQTLKETGFDIRAYRDAADQRTEIRTQAPGPASQDGPDVQQAVTQAIAGLSERKVQFTYTDVLARTVGILPPENGVIERARAGIDEAISREQLIPLDREKGLFTSGIHVLDELSVRALSRDIMKQNRVTVHPEKSVPRTAGYSDAVSVLAQDRPSLAIVSGQGGAAGQRERVAELVMMAREQGREVQIIAADRRSQMNLKQDERLSGELITGRRQLLEGMAFTPGSTVIVDQGEKLSLKETLTLLDGAARHNVQVLITDSGQRTGTGSALMAMKDAGVNTYRWQGGEQRPATIISEPDRNVRYARLAGDFAASVKAGEESVAQVSGVREQAILTQAIRSELKTQGVLGHPEVTMTALSPVWLDSRSRYLRDMYRPGMVMEQWNPETRSHDRYVIDRVTAQSHSLTLRDAQGETQVVRISSLDSSWSLFRPEKMPVADGERLRVTGKIPGLRVSGGDRLQVASVSEDAMTVVVPGRAEPASLPVSDSPFTALKLENGWVETPGHSVSDSATVFASVTQMAMDNATLNGLARSGRDVRLYSSLDETRTAEKLARHPSFTVVSEQIKARAGETLLETAISLQKAGLHTPAQQAIHLALPVLESKNLAFSMVDLLTEAKSFAAEGTGFTELGGEINAQIKRGDLLYVDVAKGYGTGLLVSRASYEAEKSILRHILEGKEAVTPLMERVPGELMETLTSGQRAATRMILETSDRFTVVQGYAGVGKTTQFRAVMSAVNMLPASERPRVVGLGPTHRAVGEMRSAGVDAQTLASFLHDTQLQQRSGETPDFSNTLFLLDESSMVGNTEMARAYALIAAGGGRAVASGDTDQLQAIAPGQSFRLQQTRSAADVVIMKEIVRQTPELREAVYSLINRDVERALSGLESVKPSQVPRLEGAWAPEHSVTEFSHSQEAKLAEAQQKAMLKGEAFPDIPMTLYEAIVRDYTGRTPEAREQTLIVTHLNEDRRVLNSMIHDAREKAGELGKEQVMVPVLNTANIRDGELRRLSTWEKNPDALALVDNVYHRIAGISKDDGLITLQDAEGNTRLISPREAVAEGVTLYTPDKIRVGTGDRMRFTKSDRERGYVANSVWTVTAVSGDSVTLSDGQQTRVIRPGQERAEQHIDLAYAITAHGAQGASETFAIALEGTEGNRKLMAGFESAYVALSRMKQHVQVYTDNRQGWTDAINNAVQKGTAHDVLEPKPDREVMNAQRLFSTARELRDVAAGRAVLRQAGLAGGDSPARFIAPGRKYPQPYVALPAFDRNGKSAGIWLNPLTTDDGNGLRGFSGEGRVKGSGDAQFVALQGSRNGESLLADNMQDGVRIARDNPDSGVVVRIAGEGRPWNPGAITGGRVWGDIPDNSVQPGAGNGEPVTAEVLAQRQAEEAIRRETERRADEIVRKMAENKPDLPDGKTELAVRDIAGQERDRSAISERETALPESVLRESQREREAVREVARENLLQERLQQMERDMVRDLQKEKTLGGD

MMSIAQVRSAGSAGNFFTDKDNYYVLGSMGERWAGKGAEQLGLQGSVDKDVFTRLLEGRLPDGADLSRMQDGSNKHRPGYDLTFSAPKSVSMMAMLGGDKRLIDAHNQAVDFAVRQVEALASTRVMTDGQSETVLTGNLVMALFNHDTSRDQEPQLHTHAVVANVTQHNGEWKTLSSDKVGKTGFIENVYANQIAFGRLYREKLKEQVEALGYETEVVGKHGMWEMPGVPVEAFSGRSQAIREAVGEDASLKSRDVAALDTRKSKQHVDPEIRMAEWMQTLKETGFDIRAYRDAADQRTEIRTQAPGPASQDGPDVQQAVTQAIAGLSERKVQFTYTDVLARTVGILPPENGVIERARAGIDEAISREQLIPLDREKGLFTSGIHVLDELSVRALSRDIMKQNRVTVHPEKSVPRTAGYSDAVSVLAQDRPSLAIVSGQGGAAGQRERVAELVMMAREQGREVQIIAADRRSQMNLKQDERLSGELITGRRQLLEGMAFTPGSTVIVDQGEKLSLKETLTLLDGAARHNVQVLITDSGQRTGTGSALMAMKDAGVNTYRWQGGEQRPATIISEPDRNVRYARLAGDFAASVKAGEESVAQVSGVREQAILTQAIRSELKTQGVLGHPEVTMTALSPVWLDSRSRYLRDMYRPGMVMEQWNPETRSHDRYVIDRVTAQSHSLTLRDAQGETQVVRISSLDSSWSLFRPEKMPVADGERLRVTGKIPGLRVSGGDRLQVASVSEDAMTVVVPGRAEPASLPVSDSPFTALKLENGWVETPGHSVSDSATVFASVTQMAMDNATLNGLARSGRDVRLYSSLDETRTAEKLARHPSFTVVSEQIKARAGETLLETAISLQKAGLHTPAQQAIHLALPVLESKNLAFSMVDLLTEAKSFAAEGTGFTELGGEINAQIKRGDLLYVDVAKGYGTGLLVSRASYEAEKSILRHILEGKEAVTPLMERVPGELMETLTSGQRAATRMILETSDRFTVVQGYAGVGKTTQFRAVMSAVNMLPASERPRVVGLGPTHRAVGEMRSAGVDAQTLASFLHDTQLQQRSGETPDFSNTLFLLDESSMVGNTEMARAYALIAAGGGRAVASGDTDQLQAIAPGQSFRLQQTRSAADVVIMKEIVRQTPELREAVYSLINRDVERALSGLESVKPSQVPRLEGAWAPEHSVTEFSHSQEAKLAEAQQKAMLKGEAFPDIPMTLYEAIVRDYTGRTPEAREQTLIVTHLNEDRRVLNSMIHDAREKAGELGKEQVMVPVLNTANIRDGELRRLSTWEKNPDALALVDNVYHRIAGISKDDGLITLQDAEGNTRLISPREAVAEGVTLYTPDKIRVGTGDRMRFTKSDRERGYVANSVWTVTAVSGDSVTLSDGQQTRVIRPGQERAEQHIDLAYAITAHGAQGASETFAIALEGTEGNRKLMAGFESAYVALSRMKQHVQVYTDNRQGWTDAINNAVQKGTAHDVLEPKPDREVMNAQRLFSTARELRDVAAGRAVLRQAGLAGGDSPARFIAPGRKYPQPYVALPAFDRNGKSAGIWLNPLTTDDGNGLRGFSGEGRVKGSGDAQFVALQGSRNGESLLADNMQDGVRIARDNPDSGVVVRIAGEGRPWNPGAITGGRVWGDIPDNSVQPGAGNGEPVTAEVLAQRQAEEAIRRETERRADEIVRKMAENKPDLPDGKTELAVRDIAGQERDRSAISERETALPESVLRESQREREAVREVARENLLQERLQQMERDMVRDLQKEKTLGGD
DNA #2 65 bases

(DT)(DG)(DT)(DT)(DT)(DT)(DT)(DG)(DC)(DG)(DT)(DG)(DG)(DG)(DG)(DT)(DG)(DT)(DG)(DG)(DT)(DG)(DC)(DT)(DT)(DT)(DT)(DG)(DG)(DT)(DG)(DG)(DT)(DG)(DA)(DG)(DA)(DA)(DC)(DC)(DA)(DC)(DC)(DA)(DA)(DC)(DC)(DT)(DG)(DT)(DT)(DG)(DA)(DG)(DC)(DC)(DT)(DT)(DT)(DT)(DT)(DG)(DT)(DG)(DG)

TGTTTTTGCGTGGGGTGTGGTGCTTTTGGTGGTGAGAACCACCAACCTGTTGAGCCTTTTTGTGG
DNA #3 34 bases

(DC)(DC)(DA)(DC)(DA)(DA)(DA)(DA)(DA)(DG)(DG)(DC)(DT)(DC)(DA)(DA)(DC)(DA)(DG)(DG)(DT)(DT)(DG)(DG)(DT)(DG)(DT)(DT)(DT)(DT)(DT)(DT)(DT)(DT)

CCACAAAAAGGCTCAACAGGTTGGTGTTTTTTTT
Download coordinates
Reference