Standard name Systematic name Name description Description
RPO26 YPR187W RNA polymerase subunit ABC23 RNA polymerase subunit ABC23; common to RNA polymerases I, II, and III; part of central core; similar to bacterial omega subunit
Visualize the interactome of RPO26
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 0.541 0.463 0.233
Nucleus 0.230 0.122 0.383
Vac/Vac Memb 0.378 0.545 0.422
Golgi NaN NaN 0.133

GFP localization & abundance

GFP localization GFP abundance
cytoplasm, nucleus 6090

GO term count

Metabolism Cell cycle Cell division Signal transduction DNA replication
RPO26 4 0 0 0 0

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
RPB3 YIL021W RNA polymerase II third largest subunit B44 physical 17 4 16 Affinity Capture-MS, Affinity Capture-Western, Co-purification, Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-Western, Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-Western, Affinity Capture-Western, Affinity Capture-Western, Affinity Capture-MS, Reconstituted Complex, Affinity Capture-Western
RPO21 YDL140C RNA polymerase II largest subunit B220 physical 13 4 12 Affinity Capture-MS, Affinity Capture-Western, Affinity Capture-Western, Affinity Capture-Western, Co-crystal Structure, Co-crystal Structure, Affinity Capture-MS, Affinity Capture-MS, Co-purification, Affinity Capture-MS, Affinity Capture-Western, Affinity Capture-MS, Affinity Capture-MS
RPO21 YDL140C RNA polymerase II largest subunit B220 genetic 11 4 7 Dosage Rescue, Dosage Rescue, Synthetic Lethality, Synthetic Lethality, Synthetic Lethality, Synthetic Lethality, Synthetic Lethality, Dosage Rescue, Dosage Rescue, Synthetic Growth Defect, Phenotypic Suppression
RPA190 YOR341W RNA polymerase I largest subunit A190 physical 9 3 8 Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-Western, Affinity Capture-MS, Affinity Capture-MS, PCA, Affinity Capture-Western, Affinity Capture-MS, Affinity Capture-MS
RPB9 YGL070C RNA polymerase II subunit B12.6 physical 6 3 5 Affinity Capture-MS, Affinity Capture-Western, Co-purification, Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-MS
RPB2 YOR151C RNA polymerase II second largest subunit B150 physical 5 4 5 Affinity Capture-Western, Co-crystal Structure, Affinity Capture-MS, Affinity Capture-MS, PCA
RPB4 YJL140W RNA polymerase II subunit B32 physical 5 3 5 Two-hybrid, Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-Western
RPB7 YDR404C RNA polymerase II subunit B16 physical 5 2 5 Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-Western, Affinity Capture-MS, Affinity Capture-Western
RET1 YOR207C Second-largest subunit of RNA polymerase III physical 5 1 5 Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-MS
RPB8 YOR224C RNA polymerase subunit ABC14.5 physical 4 2 4 Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-Western, Affinity Capture-Western
RPC40 YPR110C RNA polymerase subunit AC40 physical 4 1 4 Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-MS
RPO31 YOR116C RNA polymerase III largest subunit C160 physical 4 1 4 Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-MS
RPA43 YOR340C RNA polymerase I subunit A43 physical 3 3 3 Affinity Capture-MS, Affinity Capture-Western, Co-crystal Structure
RPB5 YBR154C RNA polymerase subunit ABC27 physical 3 2 3 Affinity Capture-MS, Affinity Capture-Western, Affinity Capture-MS
RPC25 YKL144C RNA polymerase III subunit C25 physical 3 1 3 Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-MS
RPA49 YNL248C RNA polymerase I subunit A49 physical 3 1 3 Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-MS
RPA12 YJR063W RNA polymerase I subunit A12.2 physical 3 1 3 Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-MS
RPB11 YOL005C RNA polymerase II subunit B12.5 physical 3 1 3 Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-MS
PUF3 YLL013C Protein of the mitochondrial outer surface physical 3 1 3 Affinity Capture-RNA, Affinity Capture-RNA, Affinity Capture-RNA
ASR1 YPR093C Ubiquitin ligase that modifies and regulates RNA Pol II physical 3 1 3 Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-MS
RPC82 YPR190C RNA polymerase III subunit C82 physical 3 1 2 Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-MS
TFG2 YGR005C TFIIF (Transcription Factor II) middle subunit physical 2 2 2 Affinity Capture-Western, Affinity Capture-MS
XRN1 YGL173C Evolutionarily-conserved 5'-3' exonuclease genetic 2 2 2 Positive Genetic, Synthetic Growth Defect
RPA34 YJL148W RNA polymerase I subunit A34.5 physical 2 1 2 Affinity Capture-MS, Affinity Capture-MS
IWR1 YDL115C RNA polymerase II transport factor, conserved from yeast to humans physical 2 1 2 Affinity Capture-MS, Affinity Capture-MS
RPC53 YDL150W RNA polymerase III subunit C53 physical 2 1 2 Affinity Capture-MS, Affinity Capture-MS
RSP5 YER125W NEDD4 family E3 ubiquitin ligase physical 2 1 2 Affinity Capture-MS, Affinity Capture-MS
SPT5 YML010W Spt4p/5p (DSIF) transcription elongation factor complex subunit physical 2 1 2 Affinity Capture-MS, Affinity Capture-MS
TAF14 YPL129W Subunit of TFIID, TFIIF, INO80, SWI/SNF, and NuA3 complexes physical 2 1 2 Affinity Capture-MS, Affinity Capture-MS
SPT4 YGR063C Spt4p/5p (DSIF) transcription elongation factor complex subunit physical 2 1 2 Affinity Capture-MS, Affinity Capture-MS
TFG1 YGR186W TFIIF (Transcription Factor II) largest subunit physical 2 1 2 Affinity Capture-MS, Affinity Capture-MS
RTR1 YER139C Dual specificity protein phosphatase physical 2 1 2 Affinity Capture-MS, Affinity Capture-MS
RPB4 YJL140W RNA polymerase II subunit B32 genetic 2 2 1 Dosage Rescue, Phenotypic Suppression
RPB7 YDR404C RNA polymerase II subunit B16 genetic 2 2 1 Dosage Rescue, Phenotypic Suppression
HOT1 YMR172W Transcription factor for glycerol biosynthetic genes physical 2 2 1 Affinity Capture-MS, Affinity Capture-Western
RPA190 YOR341W RNA polymerase I largest subunit A190 genetic 2 1 1 Dosage Rescue, Dosage Rescue
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
FKH2 YNL068C Forkhead family transcription factor regulation 1 1 1 chromatin immunoprecipitation-chip evidence
RSF2 YJR127C Zinc-finger protein regulation 1 1 1 chromatin immunoprecipitation-chip evidence
PDR1 YGL013C Transcription factor that regulates the pleiotropic drug response regulation 1 1 1 DNA to cDNA expression microarray evidence
UGA3 YDL170W Transcriptional activator for GABA-dependent induction of GABA genes regulation 1 1 1 chromatin immunoprecipitation-chip evidence
CDC73 YLR418C Component of the Paf1p complex physical 1 1 1 Affinity Capture-MS
DSN1 YIR010W Essential component of the outer kinetochore MIND complex physical 1 1 1 Affinity Capture-MS
DIS3 YOL021C Exosome core complex catalytic subunit physical 1 1 1 Affinity Capture-MS
RPC19 YNL113W RNA polymerase subunit AC19 physical 1 1 1 Affinity Capture-MS
RPC31 YNL151C RNA polymerase III subunit C31 physical 1 1 1 Affinity Capture-MS
RPC34 YNR003C RNA polymerase III subunit C34 physical 1 1 1 Affinity Capture-MS
RPA135 YPR010C RNA polymerase I second largest subunit A135 physical 1 1 1 Affinity Capture-MS
RGR1 YLR071C Subunit of the RNA polymerase II mediator complex physical 1 1 1 Co-purification
REI1 YBR267W Cytoplasmic pre-60S factor physical 1 1 1 Affinity Capture-MS
ECM16 YMR128W Essential DEAH-box ATP-dependent RNA helicase specific to U3 snoRNP physical 1 1 1 Affinity Capture-MS
NAB2 YGL122C Nuclear polyadenylated RNA-binding protein physical 1 1 1 Affinity Capture-RNA
ARO1 YDR127W Pentafunctional arom protein genetic 1 1 1 Negative Genetic
CDC28 YBR160W Cyclin-dependent kinase (CDK) catalytic subunit physical 1 1 1 Affinity Capture-MS
HHF1 YBR009C Histone H4 physical 1 1 1 Affinity Capture-MS
DHH1 YDL160C Cytoplasmic DEAD-box helicase and mRNA decapping activator physical 1 1 1 Affinity Capture-RNA
HHF2 YNL030W Histone H4 physical 1 1 1 Affinity Capture-MS
ISW2 YOR304W ATP-dependent DNA translocase involved in chromatin remodeling genetic 1 1 1 Negative Genetic
GAL11 YOL051W Subunit of the RNA polymerase II mediator complex physical 1 1 1 PCA
CMR1 YDL156W Nuclear protein with role in transcription, protein quality control physical 1 1 1 Affinity Capture-MS
NHP6B YBR089C-A High-mobility group (HMG) protein physical 1 1 1 PCA
ORC1 YML065W Largest subunit of the origin recognition complex physical 1 1 1 Affinity Capture-MS
NRD1 YNL251C RNA-binding subunit of Nrd1 complex physical 1 1 1 Affinity Capture-MS
RPB10 YOR210W RNA polymerase subunit ABC10-beta physical 1 1 1 Affinity Capture-MS
RPB8 YOR224C RNA polymerase subunit ABC14.5 genetic 1 1 1 Dosage Rescue
PUP3 YER094C Beta 3 subunit of the 20S proteasome genetic 1 1 1 Synthetic Rescue
SRB5 YGR104C Subunit of the RNA polymerase II mediator complex physical 1 1 1 Affinity Capture-MS
SRB4 YER022W Subunit of the RNA polymerase II mediator complex physical 1 1 1 Co-purification
SKI8 YGL213C Ski complex component and WD-repeat protein physical 1 1 1 PCA
TPK2 YPL203W cAMP-dependent protein kinase catalytic subunit physical 1 1 1 Affinity Capture-MS
SLF1 YDR515W RNA binding protein that associates with polysomes physical 1 1 1 Affinity Capture-RNA
SRO9 YCL037C Cytoplasmic RNA-binding protein physical 1 1 1 Affinity Capture-RNA
SBP1 YHL034C Protein that binds eIF4G and has a role in repression of translation physical 1 1 1 Affinity Capture-RNA
SET2 YJL168C Histone methyltransferase with a role in transcriptional elongation physical 1 1 1 Affinity Capture-MS
TOM1 YDR457W E3 ubiquitin ligase of the hect-domain class physical 1 1 1 Affinity Capture-MS
SAM50 YNL026W Component of the Sorting and Assembly Machinery (SAM) complex physical 1 1 1 Affinity Capture-MS
TFC6 YDR362C Subunit of RNA polymerase III transcription initiation factor complex physical 1 1 1 Affinity Capture-MS
RRP6 YOR001W Nuclear exosome exonuclease component genetic 1 1 1 Synthetic Rescue
SLX8 YER116C Subunit of Slx5-Slx8 SUMO-targeted ubiquitin ligase (STUbL) complex genetic 1 1 1 Negative Genetic
SNF4 YGL115W Activating gamma subunit of the AMP-activated Snf1p kinase complex genetic 1 1 1 Negative Genetic
SWC5 YBR231C Component of the SWR1 complex genetic 1 1 1 Negative Genetic
SWI3 YJL176C Subunit of the SWI/SNF chromatin remodeling complex genetic 1 1 1 Negative Genetic
YPL113C YPL113C Glyoxylate reductase genetic 1 1 1 Positive Genetic
SPT23 YKL020C ER membrane protein involved in regulation of OLE1 transcription genetic 1 1 1 Positive Genetic
UBC8 YEL012W Ubiquitin-conjugating enzyme that regulates gluconeogenesis genetic 1 1 1 Positive Genetic
UME1 YPL139C Component of both the Rpd3S and Rpd3L histone deacetylase complexes genetic 1 1 1 Positive Genetic
SET4 YJL105W Chromatin-associated protein involved in control of stress response genetic 1 1 1 Positive Genetic
TGS1 YPL157W Trimethyl guanosine synthase, conserved nucleolar methyl transferase genetic 1 1 1 Dosage Rescue
NET1 YJL076W Core subunit of the RENT complex physical 1 1 1 PCA
NEW1 YPL226W Translation termination and ribosome biogenesis factor genetic 1 1 1 Negative Genetic
MMS2 YGL087C Ubiquitin-conjugating enzyme variant genetic 1 1 1 Negative Genetic
BUD13 YGL174W Subunit of the RES complex genetic 1 1 1 Negative Genetic
GET1 YGL020C Subunit of the GET complex genetic 1 1 1 Negative Genetic
CMK1 YFR014C Calmodulin-dependent protein kinase physical 1 1 1 Biochemical Activity
NPA3 YJR072C Member of the conserved GPN-loop GTPase family physical 1 1 1 Affinity Capture-MS
HIR2 YOR038C Subunit of HIR nucleosome assembly complex genetic 1 1 1 Positive Genetic
ELC1 YPL046C Elongin C, conserved among eukaryotes genetic 1 1 1 Positive Genetic
DEF1 YKL054C RNAPII degradation factor physical 1 1 1 Affinity Capture-MS
MLP2 YIL149C Myosin-like protein associated with the nuclear envelope physical 1 1 1 Affinity Capture-MS
CSM1 YCR086W Nucleolar protein that mediates homolog segregation during meiosis I physical 1 1 1 Two-hybrid
CDC26 YFR036W Subunit of the Anaphase-Promoting Complex/Cyclosome (APC/C) genetic 1 1 1 Negative Genetic
CLB1 YGR108W B-type cyclin involved in cell cycle progression genetic 1 1 1 Positive Genetic
DOC1 YGL240W Processivity factor physical 1 1 1 Two-hybrid
HTL1 YCR020W-B Component of the RSC chromatin remodeling complex genetic 1 1 1 Positive Genetic
BRF1 YGR246C TFIIIB B-related factor physical 1 1 1 Affinity Capture-MS
NHP6A YPR052C High-mobility group (HMG) protein physical 1 1 1 PCA
IES2 YNL215W Protein that associates with the INO80 chromatin remodeling complex genetic 1 1 1 Negative Genetic
BFR1 YOR198C Component of mRNP complexes associated with polyribosomes physical 1 1 1 Affinity Capture-RNA
RPA14 YDR156W RNA polymerase I subunit A14 physical 1 1 1 Co-crystal Structure
MPT5 YGL178W mRNA-binding protein of the PUF family physical 1 1 1 Affinity Capture-RNA
MNN11 YJL183W Subunit of a Golgi mannosyltransferase complex genetic 1 1 1 Positive Genetic
ENV11 YGR071C Protein proposed to be involved in vacuolar functions genetic 1 1 1 Positive Genetic
ENT5 YDR153C Protein containing an N-terminal epsin-like domain genetic 1 1 1 Negative Genetic
PUF4 YGL014W Member of the PUF protein family physical 1 1 1 Affinity Capture-RNA
COA4 YLR218C Twin Cx(9)C protein involved in cytochrome c oxidase organization genetic 1 1 1 Negative Genetic
GIS2 YNL255C Translational activator for mRNAs with internal ribosome entry sites physical 1 1 1 Affinity Capture-RNA
CMK2 YOL016C Calmodulin-dependent protein kinase physical 1 1 1 Reconstituted Complex
OPI3 YJR073C Methylene-fatty-acyl-phospholipid synthase genetic 1 1 1 Negative Genetic
PDE2 YOR360C High-affinity cyclic AMP phosphodiesterase physical 1 1 1 Affinity Capture-MS