Standard name Systematic name Name description Description
PCT1 YGR202C Cholinephosphate cytidylyltransferase Cholinephosphate cytidylyltransferase; a rate-determining enzyme of the CDP-choline pathway for phosphatidylcholine synthesis, inhibited by Sec14p, activated upon lipid-binding; controls phosphatidylcholine homeostasis; contains an element within the regulatory domain involved in both silencing and activation of enzymatic activity
Visualize the interactome of PCT1
Links to external databases:
SGD   |   KEGG   |  

Cell cycle phase and timing of transcription peak

Cell cycle phase Time (min)

CYCLoPs localization & abundance

WT1 WT2 WT3
Mito 0.069 NaN NaN
Nuc Periphery 0.764 0.660 0.771
Nucleus 0.387 0.170 0.154
Vac/Vac Memb 0.284 0.485 0.346

GFP localization & abundance

GFP localization GFP abundance
nuclear periphery 3050

GO term count

Metabolism Cell cycle Cell division Signal transduction DNA replication
PCT1 2 0 0 0 0

Enzyme information

Catalyzed reactions in Yeast8
r_0274 (choline phosphate cytididyltransferase)

List of interactors

Use the search utility to find the interactor you are looking for. By clicking the column headers the table will be sorted on that column. Use shift+click to sort on multiple columns. Default sorting is on number of experiments, number of unique methods and the number of publications, and alphabetical on standard name, in that order.
Standard name Systematic name Name description Type #Experiments #Methods #Publications Evidence
OPI3 YJR073C Methylene-fatty-acyl-phospholipid synthase genetic 7 1 6 Negative Genetic, Negative Genetic, Negative Genetic, Negative Genetic, Negative Genetic, Negative Genetic, Negative Genetic
SEC14 YMR079W Phosphatidylinositol/phosphatidylcholine transfer protein genetic 6 2 5 Synthetic Rescue, Synthetic Rescue, Phenotypic Enhancement, Synthetic Rescue, Synthetic Rescue, Synthetic Rescue
RIC1 YLR039C Protein involved in retrograde transport to the cis-Golgi network genetic 5 1 4 Negative Genetic, Negative Genetic, Negative Genetic, Negative Genetic, Negative Genetic
DGK1 YOR311C Diacylglycerol kinase genetic 5 1 4 Negative Genetic, Negative Genetic, Negative Genetic, Negative Genetic, Negative Genetic
ICE2 YIL090W Integral ER membrane protein with type-III transmembrane domains genetic 5 1 4 Negative Genetic, Negative Genetic, Negative Genetic, Negative Genetic, Negative Genetic
PSD1 YNL169C Phosphatidylserine decarboxylase of the mitochondrial inner membrane genetic 4 2 4 Negative Genetic, Negative Genetic, Negative Genetic, Synthetic Growth Defect
CHO2 YGR157W Phosphatidylethanolamine methyltransferase (PEMT) genetic 4 2 2 Negative Genetic, Negative Genetic, Synthetic Growth Defect, Synthetic Growth Defect
SRP1 YNL189W Karyopherin alpha homolog physical 3 2 3 Affinity Capture-MS, Affinity Capture-MS, Two-hybrid
INO2 YDR123C Transcription factor genetic 3 1 3 Negative Genetic, Negative Genetic, Negative Genetic
RGP1 YDR137W Subunit of a Golgi membrane exchange factor (Ric1p-Rgp1p) genetic 3 1 2 Negative Genetic, Negative Genetic, Negative Genetic
PGA3 YML125C Putative cytochrome b5 reductase, localized to the plasma membrane genetic 3 1 2 Negative Genetic, Negative Genetic, Negative Genetic
FKH1 YIL131C Forkhead family transcription factor regulation 2 2 2 chromatin immunoprecipitation-chip evidence, ChEC-Seq experiments
INO4 YOL108C Transcription factor involved in phospholipid synthesis genetic 2 1 2 Negative Genetic, Negative Genetic
PUF3 YLL013C Protein of the mitochondrial outer surface physical 2 1 2 Affinity Capture-RNA, Affinity Capture-RNA
VPS1 YKR001C Dynamin-like GTPase required for vacuolar sorting genetic 2 1 2 Negative Genetic, Negative Genetic
SCT1 YBL011W Glycerol 3-phosphate/dihydroxyacetone phosphate sn-1 acyltransferase genetic 2 2 1 Phenotypic Enhancement, Synthetic Rescue
GLO3 YER122C ADP-ribosylation factor GTPase activating protein (ARF GAP) genetic 2 1 1 Phenotypic Suppression, Phenotypic Suppression
MGA2 YIR033W ER membrane protein involved in regulation of OLE1 transcription genetic 2 1 1 Phenotypic Suppression, Phenotypic Suppression
PSD2 YGR170W Phosphatidylserine decarboxylase of the Golgi and vacuolar membranes genetic 2 1 1 Negative Genetic, Negative Genetic
YHR078W YHR078W High osmolarity-regulated gene of unknown function genetic 2 1 1 Phenotypic Suppression, Phenotypic Suppression
RER1 YCL001W Protein involved in retention of membrane proteins genetic 2 1 1 Phenotypic Enhancement, Phenotypic Enhancement
LHS1 YKL073W Molecular chaperone of the endoplasmic reticulum lumen genetic 2 1 1 Negative Genetic, Negative Genetic
HAC1 YFL031W Basic leucine zipper (bZIP) transcription factor (ATF/CREB1 homolog) genetic 2 1 1 Positive Genetic, Positive Genetic
ATF2 YGR177C Alcohol acetyltransferase genetic 2 1 1 Negative Genetic, Negative Genetic
MTC4 YBR255W Protein of unknown function genetic 2 1 1 Negative Genetic, Negative Genetic
SFP1 YLR403W Regulates transcription of ribosomal protein and biogenesis genes regulation 1 1 1 DNA to cDNA expression microarray evidence
SPT10 YJL127C Histone H3 acetylase with a role in transcriptional regulation regulation 1 1 1 quantitative reverse transcription polymerase chain reaction evidence
FKH2 YNL068C Forkhead family transcription factor regulation 1 1 1 ChEC-Seq experiments
CBC2 YPL178W Small subunit of the heterodimeric cap binding complex with Sto1p genetic 1 1 1 Negative Genetic
HCR1 YLR192C eIF3j component of translation initiation factor 3 (eIF3) genetic 1 1 1 Negative Genetic
ACT1 YFL039C Actin, structural protein in cytoskeleton genetic 1 1 1 Negative Genetic
CCR4 YAL021C Component of the CCR4-NOT transcriptional complex physical 1 1 1 Affinity Capture-RNA
CDC11 YJR076C Component of the septin ring that is required for cytokinesis genetic 1 1 1 Positive Genetic
DHH1 YDL160C Cytoplasmic DEAD-box helicase and mRNA decapping activator physical 1 1 1 Affinity Capture-RNA
LAS17 YOR181W Actin assembly factor physical 1 1 1 Affinity Capture-MS
HSC82 YMR186W Cytoplasmic chaperone of the Hsp90 family genetic 1 1 1 Synthetic Growth Defect
HSP82 YPL240C Hsp90 chaperone genetic 1 1 1 Synthetic Growth Defect
OPI1 YHL020C Transcriptional regulator of a variety of genes genetic 1 1 1 Synthetic Rescue
DIM1 YPL266W Essential 18S rRNA dimethylase (dimethyladenosine transferase) genetic 1 1 1 Negative Genetic
FAR11 YNL127W Protein involved in recovery from cell cycle arrest genetic 1 1 1 Negative Genetic
CDC13 YDL220C Single stranded DNA-binding protein found at TG1-3 telomere G-tails genetic 1 1 1 Synthetic Rescue
ABP1 YCR088W Actin-binding protein of the cortical actin cytoskeleton genetic 1 1 1 Negative Genetic
FAR7 YFR008W Protein involved in recovery from pheromone-induced cell cycle arrest genetic 1 1 1 Negative Genetic
CAF20 YOR276W Phosphoprotein of the mRNA cap-binding complex physical 1 1 1 Affinity Capture-RNA
SEC27 YGL137W Essential beta'-coat protein of the COPI coatomer physical 1 1 1 Affinity Capture-MS
SEC27 YGL137W Essential beta'-coat protein of the COPI coatomer genetic 1 1 1 Negative Genetic
SRO9 YCL037C Cytoplasmic RNA-binding protein physical 1 1 1 Affinity Capture-RNA
SPT21 YMR179W Protein with a role in transcriptional silencing physical 1 1 1 Affinity Capture-MS
VAM6 YDL077C Guanine nucleotide exchange factor for the GTPase Gtr1p physical 1 1 1 Affinity Capture-MS
PUB1 YNL016W Poly (A)+ RNA-binding protein physical 1 1 1 Affinity Capture-MS
RML2 YEL050C Mitochondrial ribosomal protein of the large subunit (L2) genetic 1 1 1 Negative Genetic
VMA21 YGR105W Integral membrane protein required for V-ATPase function genetic 1 1 1 Synthetic Growth Defect
VOA1 YGR106C ER protein that functions in assembly of the V0 sector of V-ATPase genetic 1 1 1 Synthetic Growth Defect
XPT1 YJR133W Xanthine-guanine phosphoribosyl transferase genetic 1 1 1 Negative Genetic
QCR2 YPR191W Subunit 2 of ubiquinol cytochrome-c reductase (Complex III) genetic 1 1 1 Negative Genetic
PHO84 YML123C High-affinity inorganic phosphate (Pi) transporter genetic 1 1 1 Negative Genetic
TPS2 YDR074W Phosphatase subunit of the trehalose-6-P synthase/phosphatase complex genetic 1 1 1 Positive Genetic
YPT6 YLR262C Rab family GTPase genetic 1 1 1 Negative Genetic
PPA2 YMR267W Mitochondrial inorganic pyrophosphatase genetic 1 1 1 Negative Genetic
YME1 YPR024W Catalytic subunit of i-AAA protease complex genetic 1 1 1 Negative Genetic
PLB1 YMR008C Phospholipase B (lysophospholipase) involved in lipid metabolism genetic 1 1 1 Phenotypic Enhancement
SRO7 YPR032W Effector of Rab GTPase Sec4p genetic 1 1 1 Positive Genetic
SND3 YBR106W Involved in SRP-independent protein targeting to the ER genetic 1 1 1 Negative Genetic
SEC22 YLR268W R-SNARE protein genetic 1 1 1 Negative Genetic
STT3 YGL022W Catalytic subunit of the oligosaccharyltransferase complex of the ER l genetic 1 1 1 Negative Genetic
SEC65 YML105C Subunit of the signal recognition particle (SRP) genetic 1 1 1 Negative Genetic
RIB2 YOL066C Bifunctional DRAP deaminase tRNA:pseudouridine synthase genetic 1 1 1 Negative Genetic
RRS1 YOR294W Essential protein that binds ribosomal protein L11 genetic 1 1 1 Negative Genetic
PEX7 YDR142C Peroxisomal signal receptor for peroxisomal matrix proteins genetic 1 1 1 Negative Genetic
SNT1 YCR033W Set3C histone deacetylase scaffold genetic 1 1 1 Negative Genetic
YCR090C YCR090C Putative protein of unknown function genetic 1 1 1 Negative Genetic
PPM1 YDR435C Carboxyl methyltransferase genetic 1 1 1 Negative Genetic
SPS2 YDR522C Protein expressed during sporulation genetic 1 1 1 Negative Genetic
SAP1 YER047C Putative ATPase of the AAA family genetic 1 1 1 Negative Genetic
YGR035C YGR035C Putative protein of unknown function, potential Cdc28p substrate genetic 1 1 1 Negative Genetic
RPL11B YGR085C Ribosomal 60S subunit protein L11B genetic 1 1 1 Negative Genetic
RNR3 YIL066C Minor isoform of large subunit of ribonucleotide-diphosphate reductase genetic 1 1 1 Negative Genetic
PIR5 YJL160C Putative protein of unknown function genetic 1 1 1 Negative Genetic
TRM2 YKR056W tRNA methyltransferase genetic 1 1 1 Negative Genetic
SYM1 YLR251W Protein required for ethanol metabolism genetic 1 1 1 Negative Genetic
YNG2 YHR090C Subunit of NuA4, an essential histone acetyltransferase complex genetic 1 1 1 Negative Genetic
SCS2 YER120W Integral ER membrane protein, regulates phospholipid metabolism genetic 1 1 1 Synthetic Rescue
RSP5 YER125W NEDD4 family E3 ubiquitin ligase genetic 1 1 1 Positive Genetic
SSL1 YLR005W Subunit of the core form of RNA polymerase transcription factor TFIIH genetic 1 1 1 Positive Genetic
TAD3 YLR316C Subunit of tRNA-specific adenosine-34 deaminase genetic 1 1 1 Negative Genetic
PEP8 YJL053W Vacuolar protein component of the retromer genetic 1 1 1 Positive Genetic
PEX30 YLR324W ER-resident protein involved in peroxisomal biogenesis genetic 1 1 1 Phenotypic Suppression
SEI1 YLR404W Seipin involved in lipid droplet (LD) assembly genetic 1 1 1 Phenotypic Suppression
SGS1 YMR190C RecQ family nucleolar DNA helicase genetic 1 1 1 Negative Genetic
ADH3 YMR083W Mitochondrial alcohol dehydrogenase isozyme III genetic 1 1 1 Positive Genetic
ARE2 YNR019W Acyl-CoA:sterol acyltransferase genetic 1 1 1 Phenotypic Suppression
LRO1 YNR008W Acyltransferase that converts diacylglycerol to triacylglycerol (TGA) genetic 1 1 1 Phenotypic Suppression
ARE1 YCR048W Acyl-CoA:sterol acyltransferase genetic 1 1 1 Phenotypic Suppression
HHT1 YBR010W Histone H3 physical 1 1 1 Affinity Capture-MS
NUP1 YOR098C FG-nucleoporin component of central core of the nuclear pore complex physical 1 1 1 Affinity Capture-MS
BIR1 YJR089W Subunit of chromosomal passenger complex (CPC) genetic 1 1 1 Positive Genetic
DCK1 YLR422W Dock family protein (Dedicator Of CytoKinesis), homolog of human DOCK1 genetic 1 1 1 Negative Genetic
LPP1 YDR503C Lipid phosphate phosphatase genetic 1 1 1 Negative Genetic
OCA2 YNL056W Protein of unknown function genetic 1 1 1 Negative Genetic
BOS1 YLR078C v-SNARE (vesicle specific SNAP receptor) genetic 1 1 1 Negative Genetic
APN1 YKL114C Major apurinic/apyrimidinic endonuclease genetic 1 1 1 Negative Genetic
BRN1 YBL097W Subunit of the condensin complex genetic 1 1 1 Negative Genetic
KAR3 YPR141C Minus-end-directed microtubule motor genetic 1 1 1 Negative Genetic
KAR2 YJL034W ATPase involved in protein import into the ER genetic 1 1 1 Positive Genetic
MPT5 YGL178W mRNA-binding protein of the PUF family physical 1 1 1 Affinity Capture-RNA
GPR1 YDL035C Plasma membrane G protein coupled receptor (GPCR) genetic 1 1 1 Negative Genetic
HHT2 YNL031C Histone H3 physical 1 1 1 Affinity Capture-MS
MOG1 YJR074W Conserved nuclear protein that interacts with GTP-Gsp1p physical 1 1 1 Affinity Capture-MS
GPI2 YPL076W Protein involved in the synthesis of GlcNAc-PI genetic 1 1 1 Negative Genetic
KEX1 YGL203C Cell death protease essential for hypochlorite-induced apoptosis genetic 1 1 1 Negative Genetic
HRQ1 YDR291W 3'-5' DNA helicase of the conserved RecQ family genetic 1 1 1 Negative Genetic
PAD1 YDR538W Phenylacrylic acid decarboxylase genetic 1 1 1 Dosage Rescue
HEM1 YDR232W 5-aminolevulinate synthase genetic 1 1 1 Negative Genetic
GPI12 YMR281W ER membrane protein involved in the second step of GPI anchor assembly genetic 1 1 1 Negative Genetic
DGA1 YOR245C Diacylglycerol acyltransferase genetic 1 1 1 Phenotypic Suppression
ERG24 YNL280C C-14 sterol reductase genetic 1 1 1 Negative Genetic
KTR1 YOR099W Alpha-1,2-mannosyltransferase genetic 1 1 1 Negative Genetic
CDC50 YCR094W Endosomal protein that interacts with phospholipid flippase Drs2p genetic 1 1 1 Negative Genetic
ASI2 YNL159C Subunit of the inner nuclear membrane Asi ubiquitin ligase complex genetic 1 1 1 Negative Genetic
HER2 YMR293C Subunit of the trimeric GatFAB AmidoTransferase(AdT) complex genetic 1 1 1 Negative Genetic
KRE9 YJL174W Glycoprotein involved in cell wall beta-glucan assembly physical 1 1 1 PCA
GPI13 YLL031C ER membrane localized phosphoryltransferase genetic 1 1 1 Positive Genetic
MCT1 YOR221C Predicted malonyl-CoA:ACP transferase genetic 1 1 1 Negative Genetic
ATX2 YOR079C Golgi membrane protein involved in manganese homeostasis genetic 1 1 1 Negative Genetic
LDB16 YCL005W Protein involved in lipid droplet (LD) assembly genetic 1 1 1 Phenotypic Suppression
DAN1 YJR150C Cell wall mannoprotein genetic 1 1 1 Negative Genetic