2026-08-08_00000276| hard | 9WHX Cryo-EM structure of the IS621 recombinase in complex with bridge RNA, left-half DNA, and right-half DNA in the pre-strand exchange state; Electron microscopy 2.50Å
Protein #1 328 residues (97% resolved)
GPMEHELHYIGIDTAKEKLDVDVLRPDGRHRTKKFANTTKGHDELVSWLKGHKIDHAHICIEATGTYMEPVAECLYDAGYIVSVINPALGKAFAQSEGLRNKTDTVDARMLAEFCRQKRPAAWEAPHPLERALRALVVRHQALTDMHTQELNRTETAREVQRPSIDAHLLWLEAELKRLEKQIKDLTDDDPDMKHRRKLLESIPGIGEKTSAVLLAYIGLKDRFAHARQFAAFAGLTPRRYESGSSVRGASRMSKAGHVSLRRALYMPAMVATSKTEWGRAFRDRLAANGKKGKVILGAMMRKLAQVAYGVLKSGVPFDASRHNPVAA
GPMEHELHYIGIDTAKEKLDVDVLRPDGRHRTKKFANTTKGHDELVSWLKGHKIDHAHICIEATGTYMEPVAECLYDAGYIVSVINPALGKAFAQSEGLRNKTDTVDARMLAEFCRQKRPAAWEAPHPLERALRALVVRHQALTDMHTQELNRTETAREVQRPSIDAHLLWLEAELKRLEKQIKDLTDDDPDMKHRRKLLESIPGIGEKTSAVLLAYIGLKDRFAHARQFAAFAGLTPRRYESGSSVRGASRMSKAGHVSLRRALYMPAMVATSKTEWGRAFRDRLAANGKKGKVILGAMMRKLAQVAYGVLKSGVPFDASRHNPVAA
RNA #2 180 bases
GGGAGUGCAGAGAAAAUCGGCCAGUUUUCUCUGCCUGCAGUCCGCAUGCCGUAUCGGGCCUUGGGUUCUAACCUGUUCUGUAGAUUUAUGCAGCGGACUGCCUUUCUCCCAAAGUGAUAAACCGGACAGUAUCAUGGACCGGUUUUCCCGGUAAUCCGUAUUUACAAGGCUGGUUUCACU
GGGAGUGCAGAGAAAAUCGGCCAGUUUUCUCUGCCUGCAGUCCGCAUGCCGUAUCGGGCCUUGGGUUCUAACCUGUUCUGUAGAUUUAUGCAGCGGACUGCCUUUCUCCCAAAGUGAUAAACCGGACAGUAUCAUGGACCGGUUUUCCCGGUAAUCCGUAUUUACAAGGCUGGUUUCACU
DNA #3 38 bases
(DG)(DC)(DC)(DG)(DG)(DG)(DT)(DA)(DA)(DT)(DA)(DC)(DC)(DA)(DC)(DC)(DA)(DA)(DG)(DC)(DC)(DG)(DC)(DC)(DT)(DT)(DG)(DT)(DA)(DT)(DT)(DA)(DT)(DC)(DC)(DC)(DT)(DC)
GCCGGGTAATACCACCAAGCCGCCTTGTATTATCCCTC
DNA #4 38 bases
(DG)(DA)(DG)(DG)(DG)(DA)(DT)(DA)(DA)(DT)(DA)(DC)(DA)(DA)(DG)(DG)(DC)(DC)(DC)(DG)(DA)(DT)(DG)(DG)(DT)(DG)(DG)(DT)(DA)(DT)(DT)(DA)(DC)(DC)(DC)(DG)(DG)(DC)
GAGGGATAATACAAGGCCCGATGGTGGTATTACCCGGC
DNA #5 44 bases
(DT)(DG)(DC)(DA)(DG)(DG)(DC)(DC)(DA)(DT)(DA)(DA)(DG)(DT)(DC)(DA)(DA)(DT)(DC)(DT)(DA)(DC)(DA)(DG)(DA)(DT)(DG)(DA)(DG)(DC)(DT)(DC)(DG)(DC)(DC)(DC)(DC)(DA)(DA)(DC)(DG)(DA)(DG)(DG)
TGCAGGCCATAAGTCAATCTACAGATGAGCTCGCCCCAACGAGG
DNA #6 44 bases
(DC)(DC)(DT)(DC)(DG)(DT)(DT)(DG)(DG)(DG)(DG)(DC)(DG)(DA)(DG)(DC)(DT)(DC)(DA)(DT)(DC)(DT)(DG)(DT)(DA)(DG)(DA)(DT)(DA)(DC)(DT)(DG)(DT)(DT)(DA)(DT)(DG)(DG)(DC)(DC)(DT)(DG)(DC)(DA)
CCTCGTTGGGGCGAGCTCATCTGTAGATACTGTTATGGCCTGCA