PRPP synthetase
What it does, reaction by reaction
This enzyme appears only in the regulation table, with no catalysed step recorded.
What accelerates and inhibits it
Regulation is pathway-specific, so each context is listed separately
Purine De Novo Synthesis (IMP synthesis through to AMP/GMP)
Inorganic phosphate; increased ribose 5-phosphate availability
ADP, GDP, and other purine ribonucleotides
No dominant acute hormonal switch; insulin and carbohydrate availability can increase pentose phosphate pathway flux and PRPP supply indirectly.
Purine Salvage Pathway
Inorganic phosphate; ribose 5-phosphate availability
ADP, GDP, purine nucleotide feedback
Indirectly increased by insulin-supported carbohydrate metabolism; no defining direct hormonal allostery.
Recent literature
Europe PMC · fetched just now · sorted by publication date
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1
Neuronal Prps is required for synaptic development and locomotor function in Drosophila melanogaster.
Dang TN, Yoshida H. · 2026-08-17
unreviewed -
2
Enhanced production of l-histidine in <i>Escherichia coli</i> through systematic metabolic engineering and CER controlled fermentation.
Zhang B, Liu X, Zhao T, Hao J, Wang Z, Xia M, Chen N, Wang X, Fan X. · 2026-05-25
open access unreviewed -
3
Proteomic Signatures of Noise-Induced Hearing Loss in the Mouse Cochlea.
Batissoco AC, Alencar-Coutinho D, Ferreira-Scatone AC, Diogo-Cavassana S, Oiticica J, Lezirovitz K, Bento RF. · 2026-10-01
open access unreviewed -
4
Effects of N-carbamylglutamate on down yield and quality and thyroid transcriptome in breeding Huoyan geese.
Wang M, Sun M, Han D, Lei S, Xu H, Peng X, Wang C, Ma W. · 2026-06-10
open access unreviewed -
5
PACS1 syndrome variant alters the proteomic landscape of developing cortical organoids
Gomez-Maqueo X, Rylaarsdam L, Woo A, Schroder A, Rakotomamonjy J, Bossert C, Smith T, Ruiz S, Gilardi J, Klei⦠· 2026-09-24
open access unreviewed -
6
Galactokinase 1 Positively Regulates Mitochondrial Respiration by Phosphorylating TIMM13 as a Protein Kinase.
Ko CW, Shin D, Park J, Huh J, Kim Y, Park JW. · 2026-09-30
open access unreviewed -
7
The Role of Pyrophosphate in the Origin of Life: An Energy-Based Hypothesis.
Villa-Bellosta R. · 2026-09-09
open access unreviewed -
8
Increased Risk of Gout among Patients with Trisomy 21: Insights from a Population-Based Study of over 30,000 Patients with Trisomy 21.
Abdelmaksoud A, Igoe A, AbdAlnaeem MA, Toraih EA, Roller BA, Kaelber KL, Kaelber DC. · 2026-06-16
open access unreviewed -
9
The molecular basis of ADP-ribose pyrophosphorylation by a phage PRPS-like enzyme in NAD+ reconstitution.
Liu M, Ma J, Zhang Q, Xu S, Chen J, Lin E, Wu Y, Li H, Zhou B, Chen L. · 2026-09-01
open access unreviewed -
10
From COPD and asthma to lung cancer: potential candidate genes and their associated biological pathways for the incidence risk of lung cancer.
Arabfard M, Azimzadeh Jamalkandi S, Nobakht M Gh BF. · 2026-07-28
open access unreviewed
External claims. These come from an index outside this database and are not checked against it. Treat them as leads.