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6CGM

X-ray crystal structure of Bacillus subtilis ribonucleotide reductase NrdE alpha subunit (nucleotide free)

Functional Information from GO Data
ChainGOidnamespacecontents
A0000166molecular_functionnucleotide binding
A0003824molecular_functioncatalytic activity
A0004748molecular_functionribonucleoside-diphosphate reductase activity, thioredoxin disulfide as acceptor
A0005524molecular_functionATP binding
A0005971cellular_componentribonucleoside-diphosphate reductase complex
A0009263biological_processdeoxyribonucleotide biosynthetic process
A0016491molecular_functionoxidoreductase activity
Functional Information from PDB Data
site_idAC1
Number of Residues4
Detailsbinding site for residue EDO A 801
ChainResidue
AGLU65
AGLU66
AGLU67
ALYS162

site_idAC2
Number of Residues6
Detailsbinding site for residue EDO A 802
ChainResidue
ASER589
APHE89
APHE91
APRO92
AGLN147
AVAL587

site_idAC3
Number of Residues5
Detailsbinding site for residue EDO A 803
ChainResidue
AALA347
AARG350
ALEU656
ALEU658
AASP671

Functional Information from PROSITE/UniProt
site_idPS00089
Number of Residues23
DetailsRIBORED_LARGE Ribonucleotide reductase large subunit signature. WkkLkafvaehGMYHsyrLCiaP
ChainResidueDetails
ATRP558-PRO580

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsActive site: {"description":"Proton acceptor","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues1
DetailsActive site: {"description":"Cysteine radical intermediate","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues11
DetailsBinding site: {"evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues2
DetailsSite: {"description":"Important for hydrogen atom transfer","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues2
DetailsSite: {"description":"Allosteric effector binding","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues2
DetailsSite: {"description":"Important for electron transfer","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

246031

PDB entries from 2025-12-10

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