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3R1R

RIBONUCLEOTIDE REDUCTASE R1 PROTEIN WITH AMPPNP OCCUPYING THE ACTIVITY SITE 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 PROTEINpolymer76185877.13UniProt (P00452)
Pfam (PF03477)
Pfam (PF00317)
Pfam (PF02867)
Escherichia coli
2B, D, F, G
(D, E, F, P)
RIBONUCLEOTIDE REDUCTASE R2 PROTEINpolymer202271.44UniProt (P00453)
UniProt (by SIFTS) (P69924)
3H, I, J
(A, B, C)
ADENOSINE-5'-TRIPHOSPHATEnon-polymer507.23Chemie (ATP)
4K, L, M
(A, B, C)
waterwater18.084Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains7
Total formula weight266716.8
Non-Polymers*Number of molecules3
Total formula weight1521.5
All*Total formula weight268238.4
*Water molecules are not included.

246031

PDB entries from 2025-12-10

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