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3C0X

I-SceI in complex with a top nicked DNA substrate

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(B)
DNA (5'-D(*DC*DAP*DCP*DGP*DCP*DTP*DAP*DGP*DGP*DGP*DAP*DTP*DAP*DA)-3')polymer144313.81
2B
(C)
DNA (5'-D(P*DCP*DAP*DGP*DGP*DGP*DTP*DAP*DAP*DTP*DAP*DC)-3')polymer113382.21
3C
(D)
DNA (5'-D(*DG*DGP*DTP*DAP*DTP*DTP*DAP*DCP*DCP*DCP*DTP*DGP*DTP*DTP*DAP*DTP*DCP*DCP*DCP*DTP*DAP*DGP*DCP*DGP*DT)-3')polymer257615.91
4D
(A)
Intron-encoded endonuclease I-SceIpolymer23527717.21UniProt (P03882)
Pfam (PF03161)
Saccharomyces cerevisiae (baker's yeast)21S rRNA intron maturase, Homing endonuclease omega
5E, F, G
(C, A)
CALCIUM IONnon-polymer40.13Chemie (CA)
6H, I, J, K
(B, C, D, A)
waterwater18.058Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains4
Total formula weight43029.2
Non-Polymers*Number of molecules3
Total formula weight120.2
All*Total formula weight43149.4
*Water molecules are not included.

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PDB entries from 2025-06-18

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