Standard name Systematic name Name description Description
CKI1 YLR133W Choline kinase Choline kinase; catalyzes the first step in phosphatidylcholine synthesis via the CDP-choline (Kennedy pathway); exhibits some ethanolamine kinase activity contributing to phosphatidylethanolamine synthesis via the CDP-ethanolamine pathway; CKI1 has a paralog, EKI1, that arose from the whole genome duplication
Visualize the interactome of CKI1
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
Cytoplasm 1.0 1.0 NaN

GFP localization & abundance

GFP localization GFP abundance
cytoplasm 3930

GO term count

Metabolism Cell cycle Cell division Signal transduction DNA replication
CKI1 4 0 0 0 0

Enzyme information

Catalyzed reactions in Yeast8
r_0273 (choline kinase), r_0368 (ethanolamine kinase)

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
SEC14 YMR079W Phosphatidylinositol/phosphatidylcholine transfer protein genetic 10 5 9 Synthetic Rescue, Phenotypic Suppression, Phenotypic Enhancement, Synthetic Rescue, Synthetic Lethality, Synthetic Rescue, Synthetic Growth Defect, Synthetic Rescue, Phenotypic Enhancement, Phenotypic Enhancement
OPI3 YJR073C Methylene-fatty-acyl-phospholipid synthase genetic 8 1 6 Negative Genetic, Negative Genetic, Negative Genetic, Negative Genetic, Negative Genetic, Negative Genetic, Negative Genetic, Negative Genetic
CHO2 YGR157W Phosphatidylethanolamine methyltransferase (PEMT) genetic 7 1 5 Negative Genetic, Negative Genetic, Negative Genetic, Negative Genetic, Negative Genetic, Negative Genetic, Negative Genetic
DGK1 YOR311C Diacylglycerol kinase genetic 6 1 4 Negative Genetic, Negative Genetic, Negative Genetic, Negative Genetic, Negative Genetic, Negative Genetic
INO2 YDR123C Transcription factor genetic 5 1 3 Negative Genetic, Negative Genetic, Negative Genetic, Negative Genetic, Negative Genetic
TPK1 YJL164C cAMP-dependent protein kinase catalytic subunit physical 3 3 2 Biochemical Activity, Affinity Capture-Western, Two-hybrid
NAP1 YKR048C Histone chaperone and assembly chaperone for Rps6a/b physical 3 2 2 Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-Western
SPO14 YKR031C Phospholipase D genetic 3 2 2 Synthetic Lethality, Synthetic Lethality, Phenotypic Suppression
INO4 YOL108C Transcription factor involved in phospholipid synthesis genetic 3 1 2 Negative Genetic, Negative Genetic, Negative Genetic
RIC1 YLR039C Protein involved in retrograde transport to the cis-Golgi network genetic 3 1 2 Negative Genetic, Negative Genetic, Negative Genetic
FKH2 YNL068C Forkhead family transcription factor regulation 2 2 2 chromatin immunoprecipitation-chip evidence, ChEC-Seq experiments
EKI1 YDR147W Ethanolamine kinase genetic 2 2 2 Phenotypic Enhancement, Synthetic Growth Defect
ADA2 YDR448W Transcription coactivator genetic 2 1 2 Negative Genetic, Negative Genetic
ADO1 YJR105W Adenosine kinase genetic 2 1 2 Negative Genetic, Negative Genetic
KCS1 YDR017C Inositol hexakisphosphate and inositol heptakisphosphate kinase genetic 2 1 2 Negative Genetic, Negative Genetic
POT1 YIL160C 3-ketoacyl-CoA thiolase with broad chain length specificity genetic 2 1 2 Negative Genetic, Negative Genetic
MSB4 YOL112W GTPase-activating protein of the Ras superfamily genetic 2 1 2 Negative Genetic, Negative Genetic
RGP1 YDR137W Subunit of a Golgi membrane exchange factor (Ric1p-Rgp1p) genetic 2 1 2 Negative Genetic, Negative Genetic
ICE2 YIL090W Integral ER membrane protein with type-III transmembrane domains genetic 2 1 2 Negative Genetic, Negative Genetic
ASK10 YGR097W Regulator of the Fps1p glycerol channel genetic 2 1 2 Positive Genetic, Positive Genetic
VPH2 YKL119C Integral membrane protein required for V-ATPase function genetic 2 1 1 Positive Genetic, Positive Genetic
YPT6 YLR262C Rab family GTPase genetic 2 1 1 Negative Genetic, Negative Genetic
GEP3 YOR205C Protein required for mitochondrial ribosome small subunit biogenesis genetic 2 1 1 Negative Genetic, Negative Genetic
YME1 YPR024W Catalytic subunit of i-AAA protease complex genetic 2 1 1 Negative Genetic, Negative Genetic
FKH1 YIL131C Forkhead family transcription factor regulation 1 1 1 chromatin immunoprecipitation-chip evidence
SFP1 YLR403W Regulates transcription of ribosomal protein and biogenesis genes regulation 1 1 1 DNA to cDNA expression microarray evidence
XBP1 YIL101C Transcriptional repressor regulation 1 1 1 chromatin immunoprecipitation-chip evidence
SUA7 YPR086W Transcription factor TFIIB regulation 1 1 1 chromatin immunoprecipitation-chip evidence
ZAP1 YJL056C Zinc-regulated transcription factor regulation 1 1 1 DNA to cDNA expression microarray evidence
OPI1 YHL020C Transcriptional regulator of a variety of genes regulation 1 1 1 DNA to cDNA expression microarray evidence
ARL1 YBR164C Soluble GTPase with a role in regulation of membrane traffic genetic 1 1 1 Dosage Rescue
CCR4 YAL021C Component of the CCR4-NOT transcriptional complex physical 1 1 1 Affinity Capture-RNA
CDC10 YCR002C Component of the septin ring, required for cytokinesis genetic 1 1 1 Negative Genetic
ANP1 YEL036C Subunit of the alpha-1,6 mannosyltransferase complex genetic 1 1 1 Positive Genetic
CAB5 YDR196C Subunit of the CoA-Synthesizing Protein Complex (CoA-SPC) genetic 1 1 1 Negative Genetic
RIM11 YMR139W Protein kinase physical 1 1 1 Affinity Capture-MS
LSM8 YJR022W Lsm (Like Sm) protein physical 1 1 1 Two-hybrid
PRP8 YHR165C Component of U4/U6-U5 snRNP complex physical 1 1 1 Two-hybrid
HTB2 YBL002W Histone H2B physical 1 1 1 Affinity Capture-MS
HTB1 YDR224C Histone H2B physical 1 1 1 Affinity Capture-MS
PTK2 YJR059W Serine/threonine protein kinase physical 1 1 1 Biochemical Activity
SKY1 YMR216C SR protein kinase (SRPK) physical 1 1 1 Biochemical Activity
NAP1 YKR048C Histone chaperone and assembly chaperone for Rps6a/b genetic 1 1 1 Phenotypic Enhancement
SSB2 YNL209W Cytoplasmic ATPase that is a ribosome-associated molecular chaperone physical 1 1 1 Co-purification
CMR1 YDL156W Nuclear protein with role in transcription, protein quality control physical 1 1 1 Affinity Capture-MS
PUF3 YLL013C Protein of the mitochondrial outer surface physical 1 1 1 Affinity Capture-RNA
PKC1 YBL105C Protein serine/threonine kinase physical 1 1 1 Biochemical Activity
ISW1 YBR245C ATPase subunit of imitation-switch (ISWI) class chromatin remodelers physical 1 1 1 Affinity Capture-RNA
DHH1 YDL160C Cytoplasmic DEAD-box helicase and mRNA decapping activator physical 1 1 1 Affinity Capture-RNA
SSA1 YAL005C ATPase involved in protein folding and NLS-directed nuclear transport physical 1 1 1 Affinity Capture-MS
GCS1 YDL226C ADP-ribosylation factor GTPase activating protein (ARF GAP) genetic 1 1 1 Dosage Rescue
YCK1 YHR135C Palmitoylated plasma membrane-bound casein kinase I (CK1) isoform genetic 1 1 1 Synthetic Lethality
HAC1 YFL031W Basic leucine zipper (bZIP) transcription factor (ATF/CREB1 homolog) genetic 1 1 1 Synthetic Growth Defect
THR1 YHR025W Homoserine kinase genetic 1 1 1 Negative Genetic
SAC1 YKL212W Phosphatidylinositol phosphate phosphatase genetic 1 1 1 Positive Genetic
IES3 YLR052W Subunit of the INO80 chromatin remodeling complex genetic 1 1 1 Positive Genetic
GIM5 YML094W Subunit of the heterohexameric cochaperone prefoldin complex genetic 1 1 1 Positive Genetic
ZNF1 YFL052W Zinc cluster transcription factor that regulates respiratory growth genetic 1 1 1 Negative Genetic
TEF4 YKL081W Gamma subunit of translational elongation factor eEF1B genetic 1 1 1 Negative Genetic
PRM4 YPL156C Pheromone-regulated protein proposed to be involved in mating genetic 1 1 1 Negative Genetic
YPR089W YPR089W Protein of unknown function genetic 1 1 1 Negative Genetic
KES1 YPL145C Sterol/phosphatidylinositol-4-phosphate (PI(4)P) exchanger genetic 1 1 1 Synthetic Growth Defect
CSR1 YLR380W Phosphatidylinositol transfer protein genetic 1 1 1 Phenotypic Suppression
SFH5 YJL145W Unusual phosphatidylinositol transfer protein (PITP) that binds heme genetic 1 1 1 Phenotypic Suppression
POS5 YPL188W Mitochondrial NADH kinase genetic 1 1 1 Positive Genetic
COX7 YMR256C Subunit VII of cytochrome c oxidase (Complex IV) genetic 1 1 1 Negative Genetic
TRP1 YDR007W Phosphoribosylanthranilate isomerase genetic 1 1 1 Negative Genetic
HOM2 YDR158W Aspartic beta semi-aldehyde dehydrogenase genetic 1 1 1 Negative Genetic
MTD1 YKR080W NAD-dependent 5,10-methylenetetrahydrafolate dehydrogenase genetic 1 1 1 Negative Genetic
PPA2 YMR267W Mitochondrial inorganic pyrophosphatase genetic 1 1 1 Negative Genetic
REI1 YBR267W Cytoplasmic pre-60S factor genetic 1 1 1 Negative Genetic
VMS1 YDR049W Peptidyl-tRNA hydrolase that releases stalled peptides from ribosomes, genetic 1 1 1 Negative Genetic
MET18 YIL128W Component of cytosolic iron-sulfur protein assembly (CIA) machinery genetic 1 1 1 Negative Genetic
PPH3 YDR075W Catalytic subunit of protein phosphatase PP4 complex genetic 1 1 1 Positive Genetic
XBP1 YIL101C Transcriptional repressor genetic 1 1 1 Negative Genetic
DAT1 YML113W DNA binding protein that recognizes oligo(dA).oligo(dT) tracts genetic 1 1 1 Negative Genetic
RGT1 YKL038W Glucose-responsive transcription factor genetic 1 1 1 Negative Genetic
COM2 YER130C Transcription factor that binds IME1 Upstream Activation Signal (UAS) genetic 1 1 1 Negative Genetic
MRE11 YMR224C Nuclease subunit of the MRX complex with Rad50p and Xrs2p genetic 1 1 1 Negative Genetic
UME1 YPL139C Component of both the Rpd3S and Rpd3L histone deacetylase complexes genetic 1 1 1 Negative Genetic
RAD5 YLR032W DNA helicase/Ubiquitin ligase genetic 1 1 1 Negative Genetic
PPZ1 YML016C Serine/threonine protein phosphatase Z, isoform of Ppz2p genetic 1 1 1 Negative Genetic
DRS2 YAL026C Trans-golgi network aminophospholipid translocase (flippase) genetic 1 1 1 Negative Genetic
DOA4 YDR069C Ubiquitin hydrolase genetic 1 1 1 Negative Genetic
VPS52 YDR484W Component of the GARP (Golgi-associated retrograde protein) complex genetic 1 1 1 Negative Genetic
UGA1 YGR019W Gamma-aminobutyrate (GABA) transaminase genetic 1 1 1 Negative Genetic
GEP4 YHR100C Mitochondrial phosphatidylglycerophosphatase (PGP phosphatase) genetic 1 1 1 Negative Genetic
LAS1 YKR063C Endonuclease involved in pre-rRNA processing at both ends of ITS2 genetic 1 1 1 Negative Genetic
YPC1 YBR183W Alkaline ceramidase genetic 1 1 1 Dosage Rescue
VPS24 YKL041W One of four subunits of the ESCRT-III complex genetic 1 1 1 Negative Genetic
PSD1 YNL169C Phosphatidylserine decarboxylase of the mitochondrial inner membrane genetic 1 1 1 Negative Genetic
SRO7 YPR032W Effector of Rab GTPase Sec4p genetic 1 1 1 Positive Genetic
RRP43 YCR035C Exosome non-catalytic core component genetic 1 1 1 Positive Genetic
RPC25 YKL144C RNA polymerase III subunit C25 genetic 1 1 1 Positive Genetic
FCP1 YMR277W Carboxy-terminal domain (CTD) phosphatase genetic 1 1 1 Positive Genetic
DED1 YOR204W ATP-dependent DEAD-box RNA helicase with strand-annealing activity genetic 1 1 1 Positive Genetic
GPR1 YDL035C Plasma membrane G protein coupled receptor (GPCR) genetic 1 1 1 Positive Genetic
QRI1 YDL103C UDP-N-acetylglucosamine pyrophosphorylase genetic 1 1 1 Negative Genetic
SEC63 YOR254C Essential subunit of Sec63 complex genetic 1 1 1 Negative Genetic
RPN5 YDL147W Subunit of the CSN and 26S proteasome lid complexes genetic 1 1 1 Negative Genetic
GLE1 YDL207W Cytoplasmic nucleoporin required for polyadenylated mRNA export genetic 1 1 1 Negative Genetic
ORC6 YHR118C Subunit of the origin recognition complex (ORC) genetic 1 1 1 Negative Genetic
RFC2 YJR068W Subunit of heteropentameric Replication factor C (RF-C) genetic 1 1 1 Negative Genetic
NOC3 YLR002C Subunit of a nuclear complex with Noc2p and pre-replicative complexes genetic 1 1 1 Negative Genetic
NSE5 YML023C Component of the SMC5-SMC6 complex genetic 1 1 1 Negative Genetic
POB3 YML069W Subunit of the heterodimeric FACT complex (Spt16p-Pob3p) genetic 1 1 1 Negative Genetic
VTI1 YMR197C Protein involved in cis-Golgi membrane traffic genetic 1 1 1 Negative Genetic
ERG10 YPL028W Acetyl-CoA C-acetyltransferase (acetoacetyl-CoA thiolase) genetic 1 1 1 Negative Genetic
LSM6 YDR378C Lsm (Like Sm) protein genetic 1 1 1 Negative Genetic
DCD1 YHR144C Deoxycytidine monophosphate (dCMP) deaminase genetic 1 1 1 Negative Genetic
DAL81 YIR023W Positive regulator of genes in multiple nitrogen degradation pathways genetic 1 1 1 Negative Genetic
UBI4 YLL039C Ubiquitin genetic 1 1 1 Negative Genetic
MGR3 YMR115W Subunit of the mitochondrial (mt) i-AAA protease supercomplex genetic 1 1 1 Negative Genetic
EAF7 YNL136W Subunit of the NuA4 histone acetyltransferase complex genetic 1 1 1 Negative Genetic
MCT1 YOR221C Predicted malonyl-CoA:ACP transferase genetic 1 1 1 Negative Genetic
CTK3 YML112W Gamma subunit of C-terminal domain kinase I genetic 1 1 1 Negative Genetic
TGS1 YPL157W Trimethyl guanosine synthase, conserved nucleolar methyl transferase genetic 1 1 1 Negative Genetic
USO1 YDL058W Essential protein involved in vesicle-mediated ER to Golgi transport genetic 1 1 1 Negative Genetic
GPI19 YDR437W Subunit of GPI-GlcNAc transferase involved in synthesis of GlcNAc-PI genetic 1 1 1 Positive Genetic
ILV1 YER086W Threonine deaminase, catalyzes first step in isoleucine biosynthesis genetic 1 1 1 Negative Genetic
CDH1 YGL003C Activator of anaphase-promoting complex/cyclosome (APC/C) genetic 1 1 1 Positive Genetic
BAS1 YKR099W Myb-related transcription factor genetic 1 1 1 Negative Genetic
CET1 YPL228W RNA 5'-triphosphatase involved in mRNA 5' capping genetic 1 1 1 Negative Genetic
ALG14 YBR070C Component of UDP-GlcNAc transferase genetic 1 1 1 Negative Genetic
CCC2 YDR270W Cu(+2)-transporting P-type ATPase genetic 1 1 1 Negative Genetic
CDC1 YDR182W Putative mannose-ethanolamine phosphate phosphodiesterase genetic 1 1 1 Negative Genetic
CBT1 YKL208W Protein involved in 5' RNA end processing genetic 1 1 1 Negative Genetic