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Information on EC 2.7.6.1 - ribose-phosphate diphosphokinase and Organism(s) Rattus norvegicus

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EC Tree
IUBMB Comments
dATP can also act as donor.
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This record set is specific for:
Rattus norvegicus
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Word Map
The taxonomic range for the selected organisms is: Rattus norvegicus
The enzyme appears in selected viruses and cellular organisms
Synonyms
prps1, prpp synthetase, phosphoribosylpyrophosphate synthetase, phosphoribosyl pyrophosphate synthetase, prpp synthase, prpps, prs-i, ribose-phosphate pyrophosphokinase, ppribp synthetase, 5-phosphoribosyl-1-pyrophosphate synthetase, more
SYNONYM
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
5-phosphoribose pyrophosphorylase
-
-
-
-
5-phosphoribosyl-1-pyrophosphate synthetase
-
-
-
-
5-phosphoribosyl-alpha-1-pyrophosphate synthetase
-
-
-
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ATP:D-ribose-5-phosphate pyrophosphotransferase
-
-
-
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phosphoribosyl-diphosphate synthetase
-
-
-
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phosphoribosylpyrophosphate synthase
-
-
-
-
phosphoribosylpyrophosphate synthetase
-
-
-
-
PP-ribose P synthetase
-
-
-
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PPRibP synthetase
-
-
-
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PRPP synthase
-
-
-
-
PRPP synthetase
-
-
-
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pyrophosphokinase, ribose phosphate
-
-
-
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pyrophosphoribosylphosphate synthetase
-
-
-
-
ribophosphate pyrophosphokinase
-
-
-
-
ribose-5-phosphate pyrophosphokinase
-
-
-
-
ribose-phosphate pyrophosphokinase
-
-
-
-
REACTION
REACTION DIAGRAM
COMMENTARY hide
ORGANISM
UNIPROT
LITERATURE
ATP + D-ribose 5-phosphate = AMP + 5-phospho-alpha-D-ribose 1-diphosphate
show the reaction diagram
mechanism
-
REACTION TYPE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
diphosphate transfer
-
-
-
-
SYSTEMATIC NAME
IUBMB Comments
ATP:D-ribose-5-phosphate diphosphotransferase
dATP can also act as donor.
CAS REGISTRY NUMBER
COMMENTARY hide
9015-83-2
-
SUBSTRATE
PRODUCT                       
REACTION DIAGRAM
ORGANISM
UNIPROT
COMMENTARY
(Substrate) hide
LITERATURE
(Substrate)
COMMENTARY
(Product) hide
LITERATURE
(Product)
Reversibility
r=reversible
ir=irreversible
?=not specified
(R)9-(2-phosphonylmethoxypropyl)adenine + 5-phospho-alpha-D-ribose 1-diphosphate
(R)9-(2-phosphonylmethoxypropyl)adenine-diphosphate + D-ribose 5-phosphate
show the reaction diagram
-
-
-
r
(R)9-(3-fluoro-2-phosphonylmethoxypropyl)adenine + 5-phospho-alpha-D-ribose 1-diphosphate
(R)9-(3-fluoro-2-phosphonylmethoxypropyl)adenine-diphosphate + D-ribose 5-phosphate
show the reaction diagram
-
-
-
r
(S)9-(2-phosphonylmethoxypropyl)adenine + 5-phospho-alpha-D-ribose 1-diphosphate
(S)9-(2-phosphonylmethoxypropyl)adenine-diphosphate + D-ribose 5-phosphate
show the reaction diagram
-
-
-
r
(S)9-(3-fluoro-2-phosphonylmethoxypropyl)adenine + 5-phospho-alpha-D-ribose 1-diphosphate
(S)9-(3-fluoro-2-phosphonylmethoxypropyl)adenine-diphosphate + D-ribose 5-phosphate
show the reaction diagram
-
-
-
r
2',3'-dideoxy-2',3'-didehydro-adenosine-5'-monophosphate + 5-phospho-alpha-D-ribose 1-diphosphate
2',3'-dideoxy-2',3'-didehydro-adenosine-5'-triphosphate + D-ribose 5-phosphate
show the reaction diagram
-
-
-
r
9-(2-phosphonylmethoxyethoxy)adenine + 5-phospho-alpha-D-ribose 1-diphosphate
9-(2-phosphonylmethoxyethoxy)adenine-diphosphate + D-ribose 5-phosphate
show the reaction diagram
-
-
-
r
9-(2-phosphonylmethoxyethyl)adenine + 5-phospho-alpha-D-ribose 1-diphosphate
9-(2-phosphonylmethoxyethyl)adenine-diphosphate + D-ribose 5-phosphate
show the reaction diagram
-
-
-
r
AMP + 5-phospho-alpha-D-ribose 1-diphosphate
ATP + D-ribose 5-phosphate
show the reaction diagram
-
-
-
r
ATP + 6-deoxyhomoribose 6-phosphonate
AMP + 6-deoxyhomoribose 6-phosphonate 1-diphosphate
show the reaction diagram
-
-
-
r
ATP + D-ribose 5-phosphate
AMP + 5-phospho-alpha-D-ribose 1-diphosphate
show the reaction diagram
ATP + D-ribose 5-phosphothionate
AMP + 5-phosphotionate-alpha-D-ribose 1-diphosphate
show the reaction diagram
-
-
-
r
CTP + D-ribose 5-phosphate
CMP + 5-phospho-alpha-D-ribose 1-diphosphate
show the reaction diagram
-
-
-
r
dATP + D-ribose 5-phosphate
dAMP + 5-phospho-alpha-D-ribose 1-diphosphate
show the reaction diagram
UTP + D-ribose 5-phosphate
UMP + 5-phospho-alpha-D-ribose 1-diphosphate
show the reaction diagram
-
-
-
r
additional information
?
-
NATURAL SUBSTRATE
NATURAL PRODUCT
REACTION DIAGRAM
ORGANISM
UNIPROT
COMMENTARY
(Substrate) hide
LITERATURE
(Substrate)
COMMENTARY
(Product) hide
LITERATURE
(Product)
REVERSIBILITY
r=reversible
ir=irreversible
?=not specified
ATP + D-ribose 5-phosphate
AMP + 5-phospho-alpha-D-ribose 1-diphosphate
show the reaction diagram
METALS and IONS
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
Co2+
-
can partially replace Mg2+ in activation
Mn2+
-
can partially replace Mg2+
additional information
INHIBITOR
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
IMAGE
adenosine 5'-(beta,gamma-imido)-triphosphate
-
inhibition at 1 mM
ATP
-
free form, slight inhibition at 1 mM
D-ribose 5-phosphate
dATP
-
inhibition at 1 mM
GMP
-
no inhibition
nucleotides
-
PRPP synthetase-associated proteins
-
inhibit catalytic and perhaps regulatory functions of the enzyme
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TDP
-
the enzyme in MAU V cells is less sensitive than the enzyme in extracts of wild-type cells, competitive with respect to ATP
UTP
-
weak inhibition at 1 mM
additional information
-
ACTIVATING COMPOUND
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
IMAGE
arsenate
-
can partially replace phosphate in activation
phosphate
sulfate
-
can partially replace phosphate in activation
additional information
-
at 50 and 100 mM, KCl, KHCO3 and CH3COOK have no activating effects
-
KM VALUE [mM]
SUBSTRATE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
IMAGE
1.923
(R)9-(3-fluoro-2-phosphonylmethoxypropyl)adenine
-
pH 8.0, 37ºC, isoenzyme I
3.636
(S)9-(3-fluoro-2-phosphonylmethoxypropyl)adenine
-
pH 8.0, 37ºC, isoenzyme I
0.317 - 0.323
2',3'-dideoxy-2',3'-didehydro-adenosine-5'-monophosphate
0.0289 - 0.0418
5-phospho-alpha-D-ribose 1-diphosphate
0.29
5-phospho-D-ribose diphosphate
0.308 - 0.789
9-(2-phosphonylmethoxyethoxy)adenine
0.656 - 1.013
9-(2-phosphonylmethoxyethyl)adenine
0.117 - 0.263
AMP
0.008 - 0.22
ATP
0.04 - 0.2
D-ribose 5-phosphate
0.008
phosphate
-
pH 7.4, 37ºC
Ki VALUE [mM]
INHIBITOR
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
IMAGE
0.01 - 0.175
ADP
0.01 - 0.1
AMP
0.15 - 0.75
TDP
SPECIFIC ACTIVITY [µmol/min/mg]
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
10.4
-
liver enzyme complex with PAP39 and PRS at a mass ratio of 0.34
16.2
-
native enzyme from liver, pH 8.6
2.45
-
native enzyme from liver, reverse reaction, pH 8.6
25.7
-
isoenzyme PRSI
3.59
-
native enzyme from liver, reverse reaction, pH 7.4
34.5
-
isoenzyme PRSII
39.1
-
isoenzyme rPRSI, pH 8.6
4.24
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isoenzyme rPRSII, reverse reaction, pH 8.6
4.5
-
isoenzyme rPRSI, reverse reaction, pH 8.6
7.48
-
isoenzyme rPRSI, reverse reaction, pH 7.4
8.04
-
isoenzyme rPRSII, reverse reaction, pH 7.4
8.3
-
isoenzyme rPRSII, pH 8.6
additional information
pH OPTIMUM
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
7.4
-
rPRSII
8.5
-
native enzyme from liver
TEMPERATURE OPTIMUM
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
pI VALUE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
4.3 - 4.4
-
isoenzyme rPRSII
4.4
-
isoenzyme rPRSI
ORGANISM
COMMENTARY hide
LITERATURE
UNIPROT
SEQUENCE DB
SOURCE
SOURCE TISSUE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
SOURCE
-
isoenzymes PRSI and PRSII
Manually annotated by BRENDA team
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isoenzyme PRSI
Manually annotated by BRENDA team
-
isoenzyme PRSI
Manually annotated by BRENDA team
-
cell line of rat hepatoma cells in continuous culture, clone MAU V with an inreased ability to salvage exogenous purines
Manually annotated by BRENDA team
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isoenzyme PRSII
Manually annotated by BRENDA team
-
isoenzyme PRSII
Manually annotated by BRENDA team
-
isoenzymes PRSI and PRSII
Manually annotated by BRENDA team
-
isoenzymes PRSI and PRSII
Manually annotated by BRENDA team
LOCALIZATION
ORGANISM
UNIPROT
COMMENTARY hide
GeneOntology No.
LITERATURE
SOURCE
-
intestinal mucosa
Manually annotated by BRENDA team
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60% of the total activity, fractionation by discontinuous sucrose density gradient centrifugation
Manually annotated by BRENDA team
-
30% of the total activity, fractionation by discontinuous sucrose density gradient centrifugation
-
Manually annotated by BRENDA team
UNIPROT
ENTRY NAME
ORGANISM
NO. OF AA
NO. OF TRANSM. HELICES
MOLECULAR WEIGHT[Da]
SOURCE
SEQUENCE
LOCALIZATION PREDICTION?
PRPS1_RAT
318
0
34834
Swiss-Prot
other Location (Reliability: 2)
PRPS2_RAT
318
0
34813
Swiss-Prot
other Location (Reliability: 3)
A0A0G2JSV3_RAT
318
0
34806
TrEMBL
other Location (Reliability: 2)
M0RBK1_RAT
318
0
34852
TrEMBL
other Location (Reliability: 2)
MOLECULAR WEIGHT
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
1000000
34000
38000
-
x * 34000 + x * 38000 + x * 40000, SDS-PAGE, the 34000 Da subunit is the catalytic subunit
39000
-
x * 34000 + x * 39000 + x * 41000, SDS-PAGE, the 34000 Da subunit is the catalytic subunit which appears as PRSI or PRSII
40000
40500
-
x * 40500, disc gel electrophoresis in SDS
41000
-
x * 34000 + x * 39000 + x * 41000, SDS-PAGE, the 34000 Da subunit is the catalytic subunit which appears as PRSI or PRSII
500000 - 700000
-
gel filtration
550000
-
gel filtration, cloned and purified rPRSII
68000
-
x * 68000, gel filtration in the presence of MgCl2 1 M
700000 - 1200000
additional information
SUBUNIT
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
pH STABILITY
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
7
-
the enzyme retains over 70% of the activity
642716
8.7
-
20% of maximal activity, isoenzyme rPRSII
642726
TEMPERATURE STABILITY
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
GENERAL STABILITY
ORGANISM
UNIPROT
LITERATURE
addition of albumin, EDTA or sulfhydryl compounds to the assay prevents loss of activity
-
high enzyme concentration, albumin, 0.05 mg/ml, EDTA, 1 mM or DTT, 1 mM stabilizes during assay
-
STORAGE STABILITY
ORGANISM
UNIPROT
LITERATURE
-80ºC, potassium phosphate 50 mM, pH 7.4
-
-80ºC, potassium phosphate buffer, pH 7.4, stable
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4°C, 50% loss of activity after 2 months. -20ºC, rapid loss of activity
-
4ºC, 50% loss of activity after 2 months. -20ºC, more rapid loss of activity. Presence of substrates enhances stability during storage
-
4ºC, without stabilizing agents, half-life of inactivation of 21, 8 and 1 hours for native enzyme, isoenzymes rPRSI and rPRSII, respectively
-
PURIFICATION (Commentary)
ORGANISM
UNIPROT
LITERATURE
acetone powder, acid and streptomycin precipitation, ammonium sulfate fractionation, heat treatment and agarose gel filtration, 3400fold purification, presence of substrates enhances stability during purification
-
acetone powder, acid and streptomycin precipitation, heat treatment and agarose chromatography, 1500 to 3000fold purification
-
gel filtration
-
polyethylene glycol and acid precipitation
-
polyethylene glycol precipitation, hydroxyapatite fractionation, gel filtration on Toyopearl HW-65F, chromatography on DEAE-Toyopearl 650S and gel filtration
-
polyethylene glycol, acid precipitation and chromatography on DEAE-5PW HPLC, purification of the two isoforms PRSI and PRSII
-
CLONED (Commentary)
ORGANISM
UNIPROT
LITERATURE
expression in Escherichia coli
-
expression of isoenzymes PRSI and PRSII in Escherichia coli
-
REF.
AUTHORS
TITLE
JOURNAL
VOL.
PAGES
YEAR
ORGANISM (UNIPROT)
PUBMED ID
SOURCE
Switzer, R.L.
Phosphoribosylpyrophosphate synthetase and related pyrophosphokinases
The Enzymes,3rd Ed. (Boyer,P. D. ,ed. )
10
607-629
1974
Gallus gallus, Columba sp., Escherichia coli, Homo sapiens, Mus musculus, Ophiodon elongatus, Rattus norvegicus, Salmonella enterica subsp. enterica serovar Typhimurium
-
Manually annotated by BRENDA team
Roth, D.G.; White, C.; Deuel, T.F.
Ribosephosphate pyrophosphokinase (rat liver)
Methods Enzymol.
51
12-17
1978
Rattus norvegicus
Manually annotated by BRENDA team
Ishijima, S.; Kita, K.; Ahmad, I.; Ishizuka, T.; Taira, M.; Tatibana, M.
Expression of rat phosphoribosylpyrophosphate synthetase subunits I and II in Escherichia coli. Isolation and characterization of the recombinant isoforms
J. Biol. Chem.
266
15693-15697
1991
Rattus norvegicus
Manually annotated by BRENDA team
Roth, D.G.; Shelton, E.; Deuel, T.F.
Purification and properties of phosphoribosyl pyrophosphate synthetase from rat liver
J. Biol. Chem.
249
291-296
1974
Rattus norvegicus
Manually annotated by BRENDA team
Kita, K.; Otsuki, T.; Ishizuka, T.; Tatibana, M.
Rat liver phosphoribosyl pyrophosphate synthetase: existence of the purified enzyme as heterogeneous aggregates and identification of the catalytic subunit
J. Biochem.
105
736-741
1989
Rattus norvegicus
Manually annotated by BRENDA team
Green, C.D.; Martin, D.W.
Characterization of a feedback-resistant phosphoribosylpyrophosphate synthetase from cultured, mutagenized hepatoma cells that overproduce purines
Proc. Natl. Acad. Sci. USA
70
3698-3702
1973
Rattus norvegicus
Manually annotated by BRENDA team
Balzarini, J.; Nave, J.F.; Becker, M.A.; Tatibana, M.; De Clercq, E.
Kinetic properties of adenine nucleotide analogs against purified 5-phosphoribosyl-1-pyrophosphate synthetase from E. coli, rat liver and human erythrocytes
Nucleosides Nucleotides
14
1861-1871
1995
Escherichia coli, Homo sapiens, Rattus norvegicus
-
Manually annotated by BRENDA team
Sonoda, T.; Kita, K.; Ishijima, S.; Ishizuka, T.; Ahmad, I.; Tatibana, M.
Kinetic and regulatory properties of rat liver phosphoribosylpyrophosphate synthetase complex are partly distinct from those of isolated recombinant component catalytic subunits
J. Biochem.
122
635-640
1997
Rattus norvegicus
Manually annotated by BRENDA team
Ishijima, S.; Asai, T.; Kita, K.; Sonoda, T.; Tatibana, M.
Partial reconstitution of mammalian phosphoribosylpyrophosphate synthetase in Escherichia coli cells. Coexpression of catalytic subunits with the 39-kDa associated protein leads to formation of soluble multimeric complexes of various compositions
Biochim. Biophys. Acta
1342
28-36
1997
Rattus norvegicus
Manually annotated by BRENDA team
Tatibana, M.; Kita, K.; Taira, M.; Ishijima, S.; Sonoda, T.; Ishizuka, T.; Iizasa, T.; Ahmad, I.
Mammalian phosphoribosyl-pyrophosphate synthetase
Adv. Enzyme Regul.
35
229-249
1995
Homo sapiens, Rattus norvegicus
Manually annotated by BRENDA team