2026-01-24_00000341|ligand|9Y1J

S180R human DNA polymerase beta, Ternary complex dT:dAmpCpp; X-ray diffraction 1.55Å
Protein #1 335 residues (97% resolved)

MSKRKAPQETLNGGITDMLTELANFEKNVSQAIHKYNAYRKAASVIAKYPHKIKSGAEAKKLPGVGTKIAEKIDEFLATGKLRKLEKIRQDDTSSSINFLTRVSGIGPSAARKFVDEGIKTLEDLRKNEDKLNHHQRIGLKYFGDFEKRIPREEMLQMQDIVLNEVKKVDSEYIATVCGRFRRGAESSGDMDVLLTHPSFTSESTKQPKLLHQVVEQLQKVHFITDTLSKGETKFMGVCQLPSKNDEKEYPHRRIDIRLIPKDQYYCGVLYFTGSDIFNKNMRAHALEKGFTINEYTIRPLGVTGVAGEPLPVDSEKDIFDYIQWKYREPKDRSE

MSKRKAPQETLNGGITDMLTELANFEKNVSQAIHKYNAYRKAASVIAKYPHKIKSGAEAKKLPGVGTKIAEKIDEFLATGKLRKLEKIRQDDTSSSINFLTRVSGIGPSAARKFVDEGIKTLEDLRKNEDKLNHHQRIGLKYFGDFEKRIPREEMLQMQDIVLNEVKKVDSEYIATVCGRFRRGAESSGDMDVLLTHPSFTSESTKQPKLLHQVVEQLQKVHFITDTLSKGETKFMGVCQLPSKNDEKEYPHRRIDIRLIPKDQYYCGVLYFTGSDIFNKNMRAHALEKGFTINEYTIRPLGVTGVAGEPLPVDSEKDIFDYIQWKYREPKDRSE
DNA #2 16 bases

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

CCGACTGCGCATCAGC
DNA #3 10 bases

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

GCTGATGCGC
DNA #4 5 bases

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

GTCGG
Non polymer #5 F2A

InChI=1S/C11H18N5O11P3/c12-10-9-11(14-3-13-10)16(4-15-9)8-1-6(17)7(26-8)2-25-28(18,19)5-29(20,21)27-30(22,23)24/h3-4,6-8,17H,1-2,5H2,(H,18,19)(H,20,21)(H2,12,13,14)(H2,22,23,24)/t6-,7+,8+/m0/s1

c1nc(c2c(n1)n(cn2)[C@H]3C[C@@H]([C@H](O3)CO[P@](=O)(C[P@](=O)(O)OP(=O)(O)O)O)O)N
Non polymer #6 MG

InChI=1S/Mg/q+2

[Mg+2]
Non polymer #7 NA

InChI=1S/Na/q+1

[Na+]
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Reference