Standard name Systematic name Name description Description
PRP42 YDR235W U1 snRNP protein involved in splicing U1 snRNP protein involved in splicing; required for U1 snRNP biogenesis; contains multiple tetriatricopeptide repeats
Visualize the interactome of PRP42
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
Nucleolus 0.093 0.133 NaN
Nucleus 0.912 0.908 0.923
Cytoplasm NaN 0.067 NaN
Mito NaN 0.075 0.313

GFP localization & abundance

GFP localization GFP abundance
nucleus 1730

GO term count

Metabolism Cell cycle Cell division Signal transduction DNA replication
PRP42 1 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
MUD1 YBR119W U1 snRNP A protein physical 7 3 5 Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-MS, Reconstituted Complex, Co-crystal Structure
SNU71 YGR013W Component of U1 snRNP required for mRNA splicing via spliceosome physical 6 1 4 Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-MS
NAM8 YHR086W RNA binding protein, component of the U1 snRNP protein physical 5 1 4 Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-MS
CBC2 YPL178W Small subunit of the heterodimeric cap binding complex with Sto1p physical 4 2 3 Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-Western
PRP40 YKL012W U1 snRNP protein involved in splicing physical 4 1 3 Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-MS
SNP1 YIL061C Component of U1 snRNP required for mRNA splicing via spliceosome physical 4 1 3 Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-MS
STO1 YMR125W Large subunit of the nuclear mRNA cap-binding protein complex physical 4 1 3 Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-MS
SWM2 YNR004W Protein with a role in snRNA and snoRNA cap trimethylation genetic 3 2 3 Negative Genetic, Phenotypic Enhancement, Negative Genetic
YHC1 YLR298C Component of the U1 snRNP complex required for pre-mRNA splicing physical 3 1 3 Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-MS
SNU56 YDR240C Component of U1 snRNP required for mRNA splicing via spliceosome physical 3 1 3 Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-MS
LUC7 YDL087C Essential protein associated with the U1 snRNP complex physical 3 1 2 Affinity Capture-MS, Affinity Capture-MS, Affinity Capture-MS
MUD2 YKL074C Protein involved in early pre-mRNA splicing physical 2 2 2 Affinity Capture-MS, Affinity Capture-Western
PRP39 YML046W U1 snRNP protein involved in splicing physical 2 1 2 Affinity Capture-MS, Affinity Capture-MS
LEA1 YPL213W Component of U2 snRNP complex physical 2 1 2 Affinity Capture-MS, Affinity Capture-MS
SMB1 YER029C Core Sm protein Sm B physical 2 1 2 Affinity Capture-MS, Affinity Capture-MS
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
TUP1 YCR084C General repressor of transcription in complex with Cyc8p regulation 1 1 1 chromatin immunoprecipitation-chip evidence
PRP19 YLL036C Splicing factor associated with the spliceosome physical 1 1 1 Co-purification
BRE1 YDL074C E3 ubiquitin ligase genetic 1 1 1 Negative Genetic
NPL3 YDR432W RNA-binding protein physical 1 1 1 Co-localization
LRP1 YHR081W Nuclear exosome-associated nucleic acid binding protein genetic 1 1 1 Negative Genetic
CBC2 YPL178W Small subunit of the heterodimeric cap binding complex with Sto1p genetic 1 1 1 Negative Genetic
MUD1 YBR119W U1 snRNP A protein genetic 1 1 1 Negative Genetic
PRP39 YML046W U1 snRNP protein involved in splicing genetic 1 1 1 Negative Genetic
KAP95 YLR347C Karyopherin beta genetic 1 1 1 Negative Genetic
PRE10 YOR362C Alpha 7 subunit of the 20S proteasome genetic 1 1 1 Positive Genetic
CCR4 YAL021C Component of the CCR4-NOT transcriptional complex physical 1 1 1 Affinity Capture-RNA
ARP2 YDL029W Essential component of the Arp2/3 complex genetic 1 1 1 Synthetic Growth Defect
DNA2 YHR164C ATP-dependent 5'-flap endonuclease and DNA helicase genetic 1 1 1 Negative Genetic
DHH1 YDL160C Cytoplasmic DEAD-box helicase and mRNA decapping activator physical 1 1 1 Affinity Capture-RNA
ISW1 YBR245C ATPase subunit of imitation-switch (ISWI) class chromatin remodelers physical 1 1 1 Affinity Capture-RNA
CRM1 YGR218W Nuclear export factor, exportin physical 1 1 1 Affinity Capture-MS
LUC7 YDL087C Essential protein associated with the U1 snRNP complex genetic 1 1 1 Negative Genetic
POP7 YBR167C Subunit of RNase MRP, nuclear RNase P and telomerase genetic 1 1 1 Negative Genetic
NAB3 YPL190C RNA-binding protein, subunit of Nrd1 complex (Nrd1p-Nab3p-Sen1p) genetic 1 1 1 Positive Genetic
PRP11 YDL043C Subunit of the SF3a splicing factor complex genetic 1 1 1 Negative Genetic
SMX3 YPR182W Core Sm protein Sm F physical 1 1 1 Affinity Capture-MS
STO1 YMR125W Large subunit of the nuclear mRNA cap-binding protein complex genetic 1 1 1 Negative Genetic
YHC1 YLR298C Component of the U1 snRNP complex required for pre-mRNA splicing genetic 1 1 1 Negative Genetic
SNU71 YGR013W Component of U1 snRNP required for mRNA splicing via spliceosome genetic 1 1 1 Negative Genetic
ULP2 YIL031W Peptidase that deconjugates Smt3/SUMO-1 peptides from proteins physical 1 1 1 Affinity Capture-MS
SRP54 YPR088C Signal recognition particle (SRP) subunit (homolog of mammalian SRP54) physical 1 1 1 Co-purification
PUF2 YPR042C PUF family mRNA-binding protein physical 1 1 1 Affinity Capture-RNA
UBC4 YBR082C Ubiquitin-conjugating enzyme (E2) physical 1 1 1 Protein-RNA
PRP42 YDR235W U1 snRNP protein involved in splicing physical 1 1 1 Affinity Capture-MS
RTT103 YDR289C Protein involved in transcription termination by RNA polymerase II genetic 1 1 1 Negative Genetic
XRN1 YGL173C Evolutionarily-conserved 5'-3' exonuclease genetic 1 1 1 Negative Genetic
RRP6 YOR001W Nuclear exosome exonuclease component genetic 1 1 1 Negative Genetic
TGS1 YPL157W Trimethyl guanosine synthase, conserved nucleolar methyl transferase genetic 1 1 1 Negative Genetic
RPS17A YML024W Ribosomal protein 51 (rp51) of the small (40s) subunit genetic 1 1 1 Synthetic Lethality
STU1 YBL034C Microtubule plus-end-tracking non-motor protein genetic 1 1 1 Negative Genetic
PRP5 YBR237W RNA helicase in the DEAD-box family genetic 1 1 1 Negative Genetic
PRP9 YDL030W Subunit of the SF3a splicing factor complex genetic 1 1 1 Negative Genetic
SMD1 YGR074W Core Sm protein Sm D1 genetic 1 1 1 Negative Genetic
RPC17 YJL011C RNA polymerase III subunit C17 genetic 1 1 1 Negative Genetic
YJU2 YKL095W Essential protein required for pre-mRNA splicing genetic 1 1 1 Negative Genetic
SED5 YLR026C cis-Golgi t-SNARE syntaxin genetic 1 1 1 Negative Genetic
SEC22 YLR268W R-SNARE protein genetic 1 1 1 Negative Genetic
TAD3 YLR316C Subunit of tRNA-specific adenosine-34 deaminase genetic 1 1 1 Negative Genetic
VTI1 YMR197C Protein involved in cis-Golgi membrane traffic genetic 1 1 1 Negative Genetic
RPC34 YNR003C RNA polymerase III subunit C34 genetic 1 1 1 Negative Genetic
SEC12 YNR026C Guanine nucleotide exchange factor (GEF) genetic 1 1 1 Negative Genetic
RPO31 YOR116C RNA polymerase III largest subunit C160 genetic 1 1 1 Negative Genetic
SGV1 YPR161C Cyclin (Bur2p)-dependent protein kinase genetic 1 1 1 Negative Genetic
SRB2 YHR041C Subunit of the RNA polymerase II mediator complex genetic 1 1 1 Negative Genetic
SAC1 YKL212W Phosphatidylinositol phosphate phosphatase genetic 1 1 1 Negative Genetic
SST2 YLR452C GTPase-activating protein for Gpa1p genetic 1 1 1 Negative Genetic
RAD14 YMR201C Subunit of Nucleotide Excision Repair Factor 1 (NEF1) genetic 1 1 1 Negative Genetic
TRI1 YMR233W Non-essential sumoylated protein of unknown function genetic 1 1 1 Negative Genetic
SCS7 YMR272C Sphingolipid alpha-hydroxylase genetic 1 1 1 Negative Genetic
SNU66 YOR308C Component of the U4/U6.U5 snRNP complex genetic 1 1 1 Negative Genetic
PRP38 YGR075C Unique component of the U4/U6.U5 tri-snRNP particle genetic 1 1 1 Negative Genetic
ERG10 YPL028W Acetyl-CoA C-acetyltransferase (acetoacetyl-CoA thiolase) genetic 1 1 1 Negative Genetic
CDC20 YGL116W Activator of anaphase-promoting complex/cyclosome (APC/C) genetic 1 1 1 Negative Genetic
CDC15 YAR019C Hippo-like kinase of the Mitotic Exit Network genetic 1 1 1 Negative Genetic
PAP2 YOL115W Non-canonical poly(A) polymerase physical 1 1 1 Affinity Capture-Western
DBF2 YGR092W Ser/Thr kinase involved in transcription and stress response genetic 1 1 1 Negative Genetic
ESS1 YJR017C Peptidylprolyl-cis/trans-isomerase (PPIase) genetic 1 1 1 Negative Genetic
MOB2 YFL034C-B Activator of Cbk1p kinase genetic 1 1 1 Negative Genetic
GPN2 YOR262W Putative GTPase with a specific role in RNA pol II and polIII biogenes genetic 1 1 1 Negative Genetic
BOS1 YLR078C v-SNARE (vesicle specific SNAP receptor) genetic 1 1 1 Negative Genetic
CTK2 YJL006C Beta subunit of C-terminal domain kinase I (CTDK-I) genetic 1 1 1 Negative Genetic
MAD1 YGL086W Coiled-coil protein involved in spindle-assembly checkpoint genetic 1 1 1 Synthetic Lethality
BET1 YIL004C Type II membrane protein required for vesicular transport genetic 1 1 1 Negative Genetic
MUD2 YKL074C Protein involved in early pre-mRNA splicing genetic 1 1 1 Negative Genetic
MSL5 YLR116W Component of commitment complex physical 1 1 1 Affinity Capture-MS
MSL5 YLR116W Component of commitment complex genetic 1 1 1 Negative Genetic
MOG1 YJR074W Conserved nuclear protein that interacts with GTP-Gsp1p physical 1 1 1 Affinity Capture-MS
ELF1 YKL160W Transcription elongation factor with a conserved zinc finger domain genetic 1 1 1 Negative Genetic
PEX32 YBR168W Peroxisomal integral membrane protein 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
MGR3 YMR115W Subunit of the mitochondrial (mt) i-AAA protease supercomplex genetic 1 1 1 Negative Genetic
GPI19 YDR437W Subunit of GPI-GlcNAc transferase involved in synthesis of GlcNAc-PI genetic 1 1 1 Negative Genetic
KRE9 YJL174W Glycoprotein involved in cell wall beta-glucan assembly genetic 1 1 1 Negative Genetic