2026-02-14_00000188|ligand|9H1H

Cas1-Cas2 CRISPR integrase bound to prespacer DNA, Streptococcus thermophilus DGCC 7710 CRISPR3 system; Electron microscopy 3.06Å
Protein #1 114 residues (94% resolved)

MSYRYMRMILMFDMPTDTAEERKAYRKFRKFLLSEGFIMHQFSVYSKLLLNHTANTAMVGRLKANNPKKGNITILTVTEKQFARMIYLYGDKNTSIANSEERLVFLGDNYCDED

MSYRYMRMILMFDMPTDTAEERKAYRKFRKFLLSEGFIMHQFSVYSKLLLNHTANTAMVGRLKANNPKKGNITILTVTEKQFARMIYLYGDKNTSIANSEERLVFLGDNYCDED
Protein #2 289 residues (99% resolved)

MAGWRTVVVNIHSKLSYKNNHLIFRNSYKTEMIHLSEIDILLLETTDIVLTTMLVKRLVDENILVIFCDDKRLPTAFLTPYYARHDSSLQIARQIAWKENVKCEVWTAIIAQKILNQSYYLGECSFFEKSQSIMELYHGLERFDPSNREGHSARIYFNTLFGNDFTRESDNDINAALDYGYTLLLSMFAREVVVCGCMTQIGLKHANQFNQFNLASDIMEPFRPIIDRIVYQNRHNNFVKIKKELFSIFSETYLYNGKEMYLSNIVSDYTKKVIKALNQLGEEIPEFRI

MAGWRTVVVNIHSKLSYKNNHLIFRNSYKTEMIHLSEIDILLLETTDIVLTTMLVKRLVDENILVIFCDDKRLPTAFLTPYYARHDSSLQIARQIAWKENVKCEVWTAIIAQKILNQSYYLGECSFFEKSQSIMELYHGLERFDPSNREGHSARIYFNTLFGNDFTRESDNDINAALDYGYTLLLSMFAREVVVCGCMTQIGLKHANQFNQFNLASDIMEPFRPIIDRIVYQNRHNNFVKIKKELFSIFSETYLYNGKEMYLSNIVSDYTKKVIKALNQLGEEIPEFRI
DNA #3 26 bases

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

TTTACTACTCGTTCTGGTGTTTCTCG
DNA #4 26 bases

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

AAACACCAGAACGAGTAGTAAATTGG
Non polymer #5 CA

InChI=1S/Ca/q+2

[Ca+2]
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Reference