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4R1R

RIBONUCLEOTIDE REDUCTASE R1 PROTEIN WITH SUBSTRATE, GDP AND EFFECTOR DTTP FROM ESCHERICHIA COLI

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, C, E
(A, B, C)
RIBONUCLEOTIDE REDUCTASE R1 PROTEINpolymer76185845.03UniProt (P00452)
Pfam (PF03477)
Pfam (PF00317)
Pfam (PF02867)
Escherichia coli
2B, D, F, G
(D, E, F, P)
RIBONUCLEOTIDE REDUCTASE R2 PROTEINpolymer202271.44UniProt (P69924)Escherichia coli
3H, J, L
(A, B, C)
THYMIDINE-5'-TRIPHOSPHATEnon-polymer482.23Chemie (TTP)
4I, K, M
(A, B, C)
GUANOSINE-5'-DIPHOSPHATEnon-polymer443.23Chemie (GDP)
Sequence modifications
A, B, C: 1 - 761 (UniProt: P00452)
PDBExternal DatabaseDetails
Ala 292Cys 292engineered mutation
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains7
Total formula weight266620.6
Non-Polymers*Number of molecules6
Total formula weight2776.1
All*Total formula weight269396.7
*Water molecules are not included.

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PDB entries from 2025-07-23

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