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1QRH

X-RAY STRUCTURE OF THE DNA-ECO RI ENDONUCLEASE COMPLEXES WITH AN R145K MUTATION AT 2.7 A

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(M)
5'-(TP*CP*GP*CP*GP*AP*AP*TP*TP*CP*GP*CP*G*)-3'polymer133967.61
2B
(A)
ECO RI ENDONCULEASEpolymer26129144.21UniProt (P00642)
Pfam (PF02963)
Escherichia coli
3C, D
(M, A)
waterwater18.051Chemie (HOH)
Sequence modifications
A: 17 - 277 (UniProt: P00642)
PDBExternal DatabaseDetails
Lys 145Arg 144engineered mutation
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains2
Total formula weight33111.7
All*Total formula weight33111.7
*Water molecules are not included.

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PDB entries from 2025-08-27

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