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1MRR

SUBSTITUTION OF MANGANESE FOR IRON IN RIBONUCLEOTIDE REDUCTASE FROM ESCHERICHIA COLI. SPECTROSCOPIC AND CRYSTALLOGRAPHIC CHARACTERIZATION

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, B
(A, B)
RIBONUCLEOTIDE REDUCTASE R1 PROTEINpolymer37543369.82UniProt (P69924)
Pfam (PF00268)
Escherichia coli
2C, D, J, K
(A, B)
MANGANESE (II) IONnon-polymer54.94Chemie (MN)
3E, F, G, H, I...
(A, B)
MERCURY (II) IONnon-polymer200.613Chemie (HG)
4T, U
(A, B)
waterwater18.0233Chemie (HOH)
Sequence modifications
A, B: 1 - 375 (UniProt: P69924)
PDBExternal DatabaseDetails
Ala 7Gln 7conflict
Gln 24Asn 24conflict
Asn 326Gln 326conflict
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains2
Total formula weight86739.6
Non-Polymers*Number of molecules17
Total formula weight2827.4
All*Total formula weight89567.0
*Water molecules are not included.

246031

PDB entries from 2025-12-10

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