Identification
Name: Ribonucleoside-diphosphate reductase 1 subunit beta
Synonyms:
  • Protein B2
  • Protein R2
  • Ribonucleotide reductase 1
Gene Name: nrdB
Enzyme Class:
Biological Properties
General Function: Involved in oxidoreductase activity
Specific Function: Provides the precursors necessary for DNA synthesis. Catalyzes the biosynthesis of deoxyribonucleotides from the corresponding ribonucleotides. R2 contains the tyrosyl radical required for catalysis
Cellular Location: Not Available
KEGG Pathways:
KEGG Reactions:
Thumb+Thioredoxin disulfide+ThumbThioredoxin+Thumb
dADP + Thioredoxin disulfide + Water ↔ Thioredoxin + ADP
ReactionCard
dUDP+Thioredoxin disulfide+ThumbThioredoxin+Thumb
dUDP + Thioredoxin disulfide + Water ↔ Thioredoxin + Uridine 5'-diphosphate
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dGDP+Thioredoxin disulfide+ThumbThumb+Thioredoxin
dGDP + Thioredoxin disulfide + WaterGuanosine diphosphate + Thioredoxin
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Thumb+Thioredoxin disulfide+ThumbThioredoxin+Thumb
dCDP + Thioredoxin disulfide + Water ↔ Thioredoxin + CDP
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2'-Deoxyribonucleoside diphosphate+Thioredoxin disulfide+ThumbRibonucleoside diphosphate+Thumb
2'-Deoxyribonucleoside diphosphate + Thioredoxin disulfide + Water ↔ Ribonucleoside diphosphate + Thioredoxin
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SMPDB Reactions:
Thumb+reduced thioredoxinoxidized thioredoxin +Thumb+dGDP+Thumb
Guanosine diphosphate + reduced thioredoxin → oxidized thioredoxin + Water + dGDP + dGDP
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Adenosine diphosphate+reduced thioredoxin+ThumbThumb+oxidized thioredoxin +dADP+Thumb
Adenosine diphosphate + reduced thioredoxin + ADPWater + oxidized thioredoxin + dADP + dADP
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Uridine 5'-diphosphate+reduced thioredoxin+Thumb ? oxidized thioredoxin +Thumb+dUDP+Thumb
Uridine 5'-diphosphate + reduced thioredoxin + Uridine 5'-diphosphate ? oxidized thioredoxin + Water + dUDP + dUDP
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Thumb+reduced thioredoxinThumb+oxidized thioredoxin +Thumb
CDP + reduced thioredoxin → Water + oxidized thioredoxin + dCDP
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PseudoCyc/BioCyc Reactions:
Thumb+Thioredoxin disulfide+ThumbThioredoxin+Thumb
dADP + Thioredoxin disulfide + Water ↔ Thioredoxin + ADP
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dUDP+Thioredoxin disulfide+ThumbThioredoxin+Thumb
dUDP + Thioredoxin disulfide + Water ↔ Thioredoxin + Uridine 5'-diphosphate
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dGDP+Thioredoxin disulfide+ThumbThumb+Thioredoxin
dGDP + Thioredoxin disulfide + WaterGuanosine diphosphate + Thioredoxin
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Thumb+Thioredoxin disulfide+ThumbThioredoxin+Thumb
dCDP + Thioredoxin disulfide + Water ↔ Thioredoxin + CDP
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2'-deoxyribonucleoside diphosphate+thioredoxin disulfide+Thumbribonucleoside diphosphate+thioredoxin
2'-deoxyribonucleoside diphosphate + thioredoxin disulfide + Water → ribonucleoside diphosphate + thioredoxin
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2'-Deoxyribonucleoside diphosphate+Thioredoxin disulfide+ThumbRibonucleoside diphosphate+Thumb
2'-Deoxyribonucleoside diphosphate + Thioredoxin disulfide + Water ↔ Ribonucleoside diphosphate + Thioredoxin
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Thumb+reduced thioredoxinoxidized thioredoxin +Thumb+dGDP+Thumb
Guanosine diphosphate + reduced thioredoxin → oxidized thioredoxin + Water + dGDP + dGDP
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Adenosine diphosphate+reduced thioredoxin+ThumbThumb+oxidized thioredoxin +dADP+Thumb
Adenosine diphosphate + reduced thioredoxin + ADPWater + oxidized thioredoxin + dADP + dADP
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Uridine 5'-diphosphate+reduced thioredoxin+Thumb ? oxidized thioredoxin +Thumb+dUDP+Thumb
Uridine 5'-diphosphate + reduced thioredoxin + Uridine 5'-diphosphate ? oxidized thioredoxin + Water + dUDP + dUDP
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Thumb+reduced thioredoxinThumb+oxidized thioredoxin +Thumb
CDP + reduced thioredoxin → Water + oxidized thioredoxin + dCDP
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Thumb
a 2'-deoxyribonucleoside 5'-diphosphate + an oxidized thioredoxin + a 2'-deoxyribonucleoside 5'-diphosphate + H2O = a ribonucleoside diphosphate + a reduced thioredoxin + a ribonucleoside diphosphate
ReactionCard
PAMDB120252+PAMDB000142PAMDB110479
PAMDB120287+PAMDB000142PAMDB110473
Complex Reactions:
Thumb+Reduced ThioredoxinThumb+Thumb+Oxidized Thioredoxin
ADP + Reduced Thioredoxin → dADP + Water + Oxidized Thioredoxin
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Thumb+Reduced ThioredoxinThumb+Thumb+Oxidized Thioredoxin
Guanosine diphosphate + Reduced Thioredoxin → dGDP + Water + Oxidized Thioredoxin
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Thumb+Reduced ThioredoxinThumb+Thumb+Oxidized Thioredoxin
CDP + Reduced Thioredoxin → dCDP + Water + Oxidized Thioredoxin
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Reduced Thioredoxin+ThumbThumb+Thumb+Oxidized Thioredoxin
Reduced Thioredoxin + Uridine 5'-diphosphatedUDP + Water + Oxidized Thioredoxin
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2'-deoxyribonucleoside diphosphate+thioredoxin disulfide+Thumbribonucleoside diphosphate+thioredoxin
2'-deoxyribonucleoside diphosphate + thioredoxin disulfide + Water → ribonucleoside diphosphate + thioredoxin
ReactionCard
Transports: Not Available
Metabolites:
PAMDB IDNameView
PAMDB000345ADPMetaboCard
PAMDB000415CDPMetaboCard
PAMDB001728dADPMetaboCard
PAMDB000307dCDPMetaboCard
PAMDB000209dGDPMetaboCard
PAMDB000221dUDPMetaboCard
PAMDB000296Guanosine diphosphateMetaboCard
PAMDB004174ThioredoxinMetaboCard
PAMDB000123Uridine 5'-diphosphateMetaboCard
PAMDB000142WaterMetaboCard
GO Classification:
Function
binding
catalytic activity
cation binding
ion binding
metal ion binding
oxidoreductase activity
oxidoreductase activity, acting on CH or CH2 groups
oxidoreductase activity, acting on CH or CH2 groups, disulfide as acceptor
ribonucleoside-diphosphate reductase activity
transition metal ion binding
Process
cellular nitrogen compound metabolic process
deoxyribonucleoside diphosphate metabolic process
metabolic process
nitrogen compound metabolic process
nucleobase, nucleoside and nucleotide metabolic process
nucleobase, nucleoside, nucleotide and nucleic acid metabolic process
nucleoside diphosphate metabolic process
nucleoside phosphate metabolic process
nucleotide metabolic process
oxidation reduction
Gene Properties
Locus tag: PA1155
Strand: -
Entrez Gene ID: 877692
Accession: NP_249846.1
GI: 15596352
Sequence start: 1249907
Sequence End: 1251154
Sequence Length: 1247
Gene Sequence:
>PA1155
ATGCTGAGCTGGGACGAATTCGACAAAGAAGACCCGACCGAAGCCAAGGCCGCGCCCGCCGCCGCCCAGGCCGTTGCCCAGGGCCATGACAAGCTGGACGACGAAGCCGCCGGCTCGGTGGAAGAAGCGCGCGCCGTTTCCGCCGACGACTCCGACGCTGTCGCCCGCGCCAAGAAGGCCCTGAACGACCTCGACATCCAGGAAGGCTTGGACGACCTCGAAGGCTCCGCCGCGCGCGTGCAGGTCGGCGACAAGCAGATGATCAACGCCCGTGCCGACCTCAACCAGCTCGTTCCCTTCAAGTACGACTGGGCCTGGCAGAAGTATCTGGATGGTTGCGCCAACCACTGGATGCCGCAGGAAGTCAACATGAACGCCGACATCGCCCTGTGGAAGAGCAAGGACGGCCTCAGCGAAGACGAGCGGCGCATCGTCATGCGCAACCTCGGCTTCTTCTCCACCGCCGACTCGCTGGTCGCCAACAACCTGGTGCTGGCCGTGTACCGCCTGATCACCAACCCCGAGTGCCGCCAGTACATCCTGCGCCAGGCCTTCGAAGAGGCGATCCACACCCACGCCTACCAGTACTGCATCGAGTCGCTGGGCATGGACGAGGGCGAGATCTTCAACATGTACCACGAGATCCCCAGCGTGGCGAAGAAGGCCTCCTGGGGCCTGAAGTACACCCGCTCGATCTCCGACCCGATGTTCCAGACCGGCACCCCGGAAACCGACCGCCAGTTCCTGCGCAACCTGATCGCCTACTACTGCGTGCTGGAAGGCATCTTCTTCTACTGCGGCTTCACCCAGATCCTCTCCATGGGCCGCCGCAACAAGATGACCGGCACCGCCGAGCAGTTCCAGTACATCCTCCGCGACGAGTCGATGCACCTGAACTTCGGTATCGACGTGATCAACCAGATCAAGATCGAGAACCCGCACCTGTGGGACGCCCAGATGAAGGACGAGGCGACCCAGATGATCCTCCAGGGCACCCAGCTGGAGATCGAATACGCGCGCGACACCATGCCGCGCGGGGTGCTGGGCATGAACGCGGCGATGATGGAGGACTACCTGAAGTTCATCGCCAACCGGCGCCTGACCCAGATCGGCCTGAAGGAAGAGTATCCGGGGACCACCAACCCGTTCCCGTGGATGTCGGAGATCATGGACCTGAAGAAGGAGAAGAACTTCTTCGAGACGCGGGTTATCGAGTACCAGACGGGCGGAGCACTGAGCTGGGATTGA
Protein Properties
Protein Residues: 415
Protein Molecular Weight: 47.4 kDa
Protein Theoretical pI: 4.5
Hydropathicity (GRAVY score): -0.431
Charge at pH 7 (predicted): -21.44
Protein Sequence:
>PA1155
MLSWDEFDKEDPTEAKAAPAAAQAVAQGHDKLDDEAAGSVEEARAVSADDSDAVARAKKALNDLDIQEGLDDLEGSAARVQVGDKQMINARADLNQLVPFKYDWAWQKYLDGCANHWMPQEVNMNADIALWKSKDGLSEDERRIVMRNLGFFSTADSLVANNLVLAVYRLITNPECRQYILRQAFEEAIHTHAYQYCIESLGMDEGEIFNMYHEIPSVAKKASWGLKYTRSISDPMFQTGTPETDRQFLRNLIAYYCVLEGIFFYCGFTQILSMGRRNKMTGTAEQFQYILRDESMHLNFGIDVINQIKIENPHLWDAQMKDEATQMILQGTQLEIEYARDTMPRGVLGMNAAMMEDYLKFIANRRLTQIGLKEEYPGTTNPFPWMSEIMDLKKEKNFFETRVIEYQTGGALSWD
References
External Links:
Resource Link
Genome ID: PA1155
Entrez Gene ID: 877692
NCBI Protein ID: 15596352
General Reference: PaperBLAST - Find papers about PA1155 and its homologs