2025-10-18_00000207|hard|9JOR

structure of phage T4 topoisomerase II central domain bound with DNA; Electron microscopy 3.09Å
Protein #1 452 residues (98% resolved)

MQLNNRDLKSIIDNEALAYAMYTVENRAIPNMIDGFKPVQRFVIARALDLARGNKDKFHKLASIAGGVADLGYHHGENSAQDAGALMANTWNNNFPLLDGQGNFGSRTVQKAAASRYIFARVSKNFYNVYKDTEYAPVHQDKEHIPPAFYLPIIPTVLLNGVSGIATGYATYILPHSVSSVKKAVLQALQGKKVTKPKVEFPEFRGEVVEIDGQYEIRGTYKFTSRTQMHITEIPYKYDRETYVSKILDPLENKGFITWDDACGEHGFGFKVKFRKEYSLSDNEEERHAKIMKDFGLIERRSQNITVINEKGKLQVYDNVVDLIKDFVEVRKTYVQKRIDNKIKETESAFRLAFAKAHFIKKVISGEIVVQGKTRKELTEELSKIDMYSSYVDKLVGMNIFHMTSDEAKKLAEEAKAKKEENEYWKTTDVVTEYTKDLEEIKHHHHHHHHHH

MQLNNRDLKSIIDNEALAYAMYTVENRAIPNMIDGFKPVQRFVIARALDLARGNKDKFHKLASIAGGVADLGYHHGENSAQDAGALMANTWNNNFPLLDGQGNFGSRTVQKAAASRYIFARVSKNFYNVYKDTEYAPVHQDKEHIPPAFYLPIIPTVLLNGVSGIATGYATYILPHSVSSVKKAVLQALQGKKVTKPKVEFPEFRGEVVEIDGQYEIRGTYKFTSRTQMHITEIPYKYDRETYVSKILDPLENKGFITWDDACGEHGFGFKVKFRKEYSLSDNEEERHAKIMKDFGLIERRSQNITVINEKGKLQVYDNVVDLIKDFVEVRKTYVQKRIDNKIKETESAFRLAFAKAHFIKKVISGEIVVQGKTRKELTEELSKIDMYSSYVDKLVGMNIFHMTSDEAKKLAEEAKAKKEENEYWKTTDVVTEYTKDLEEIKHHHHHHHHHH
Protein #2 682 residues (42% resolved)

MIKNEIKILSDIEHIKKRSGMYIGSSANETHERFMFGKWESVQYVPGLVKLIDEIIDNSVDEGIRTKFKFANKINVTIKNNQVTVEDNGRGIPQAMVKTPTGEEIPGPVAAWTIPKAGGNFGDDKERVTGGMNGVGSSLTNIFSVMFVGETGDGQNNIVVRCSNGMENKSWEDIPGKWKGTRVTFIPDFMSFETNELSQVYLDITLDRLQTLAVVYPDIQFTFNGKKVQGNFKKYARQYDEHAIVQEQENCSIAVGRSPDGFRQLTYVNNIHTKNGGHHIDCAMDDICEDLIPQIKRKFKIDVTKARVKECLTIVMFVRDMKNMRLIRQTKERLTSPFGEIRSHIQLDAKKISRDILNNEAILMPIIEAALARKLAAEKAAETKAAKKASKAKVHKHIKANLCGKDADTTLFLTEGDSAIGYLIDVRDKELHGGYPLRGKVLNSWGMSYADMLKNKELFDICAITGLVLGEKAFEEKEDGEWFTFELNGDTIIVNENDEVQINGKWITVGELRKNLMKFVKIDSSSVDMKKYKLQNNVRRSIKSSSMNYANVAIMTDADHDGLGSIYPSLLGFFSNWPELFEQGRIRFVKTPVIIAQVGKKQEWFYTVAEYESAKDALPKHSIRYIKGLGSLEKSEYREMIQNPVYDVVKLPENWKELFEMLMGDNADLRKEWMSQHHHHHH

MIKNEIKILSDIEHIKKRSGMYIGSSANETHERFMFGKWESVQYVPGLVKLIDEIIDNSVDEGIRTKFKFANKINVTIKNNQVTVEDNGRGIPQAMVKTPTGEEIPGPVAAWTIPKAGGNFGDDKERVTGGMNGVGSSLTNIFSVMFVGETGDGQNNIVVRCSNGMENKSWEDIPGKWKGTRVTFIPDFMSFETNELSQVYLDITLDRLQTLAVVYPDIQFTFNGKKVQGNFKKYARQYDEHAIVQEQENCSIAVGRSPDGFRQLTYVNNIHTKNGGHHIDCAMDDICEDLIPQIKRKFKIDVTKARVKECLTIVMFVRDMKNMRLIRQTKERLTSPFGEIRSHIQLDAKKISRDILNNEAILMPIIEAALARKLAAEKAAETKAAKKASKAKVHKHIKANLCGKDADTTLFLTEGDSAIGYLIDVRDKELHGGYPLRGKVLNSWGMSYADMLKNKELFDICAITGLVLGEKAFEEKEDGEWFTFELNGDTIIVNENDEVQINGKWITVGELRKNLMKFVKIDSSSVDMKKYKLQNNVRRSIKSSSMNYANVAIMTDADHDGLGSIYPSLLGFFSNWPELFEQGRIRFVKTPVIIAQVGKKQEWFYTVAEYESAKDALPKHSIRYIKGLGSLEKSEYREMIQNPVYDVVKLPENWKELFEMLMGDNADLRKEWMSQHHHHHH
DNA #3 24 bases

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

TGTGTGTATATATACACATATATA
DNA #4 24 bases

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

ATATATGTGTATATATACACACAT
Non polymer #5 MG

InChI=1S/Mg/q+2

[Mg+2]
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Reference