4932 |
YAL021C |
Component of the CCR4-NOT transcriptional complex, which is involved in regulation of gene expression; component of the major cytoplasmic deadenylase, which is involved in mRNA poly(A) tail shortening |
reduced levels of ADH2 expression under both glucose and ethanol growth conditions; temperature sensitive growth on nonfermentative medium |
CCR4 |
4932 |
YAL024C |
Putative GDP/GTP exchange factor required for mitotic exit at low temperatures; acts as a guanine nucleotide exchange factor (GEF) for Tem1p, which is a key regulator of mitotic exit; physically associates with Ras2p-GTP |
lethal at low temperature (8 degrees C) |
LTE1 |
4932 |
YBR231C |
Protein of unknown function, component of the SWR1 complex, which exchanges histone variant H2AZ (Htz1p) for chromatin-bound histone H2A |
Null: Cold-sensitive; Benomyl hypersensitive; Latrunculin-A hypersensitive |
SWC5 |
4932 |
YDL020C |
Transcription factor that stimulates expression of proteasome genes; Rpn4p levels are in turn regulated by the 26S proteasome in a negative feedback control mechanism; RPN4 is transcriptionally regulated by various stress responses |
Null mutant is viable, exhibits synthetic interactions with sen3, sun1, and cdc28-1N |
RPN4 |
4932 |
YDL101C |
Cell-cycle checkpoint serine-threonine kinase required for DNA damage-induced transcription of certain target genes, phosphorylation of Rad55p and Sml1p, and transient G2/M arrest after DNA damage; also regulates postreplicative DNA repair |
Null mutant is viable, defective in DNA damage repair and DNA damage-resposive induction of RNR genes, and sensitive to DNA damaging agents. dun1pan2 and dun1pan3 double mutants are hypersensitive to replicational stress. |
DUN1 |
4932 |
YDR076W |
Protein that stimulates strand exchange by stabilizing the binding of Rad51p to single-stranded DNA; involved in the recombinational repair of double-strand breaks in DNA during vegetative growth and meiosis; forms heterodimer with Rad57p |
Null mutant is viable, radiation sensitive, x-ray sensitive; Deletion of this homologous recombination (HR) gene decreases psoralen-induced recombination and increases mutation frequencies. |
RAD55 |
4932 |
YDR359C |
Component of the NuA4 histone acetyltransferase complex |
|
EAF1 |
4932 |
YDR388W |
Actin-associated protein, subunit of a complex (Rvs161p-Rvs167p) involved in regulation of actin cytoskeleton, endocytosis, and viability following starvation or osmotic stress; homolog of mammalian amphiphysin |
Null mutant is viable but exhibits reduced viability upon starvation |
RVS167 |
4932 |
YER016W |
Microtubule-binding protein that together with Kar9p makes up the cortical microtubule capture site and delays the exit from mitosis when the spindle is oriented abnormally |
Null mutant is viable, causes cold sensitivity, benomyl supersensitivity, aberrant microtubule morphology. During mitosis in bim1 mutants, the nucleus fails to move to the mother-bud neck. |
BIM1 |
4932 |
YER083C |
Subunit of the GET complex; required for meiotic nuclear division and for the retrieval of HDEL proteins from the Golgi to the ER in an ERD2 dependent fashion; may be involved in cell wall function |
null is hypersensitive to calcofluor white suffer an increased spheroplast lysis rate |
GET2 |
4932 |
YGL020C |
Subunit of the GET complex; required for the retrieval of HDEL proteins from the Golgi to the ER in an ERD2 dependent fashion and for normal mitochondrial morphology and inheritance |
Null: Required for spore wall formation, but not IME1 induction or nuclear division |
GET1 |
4932 |
YGR229C |
Protein involved in the regulation of cell wall synthesis; proposed to be involved in coordinating cell cycle progression with cell wall integrity |
Null mutant is viable, shows osmotic sensitivity, sensitivity to cercosporamide, resistance to zymolase; temperature sensitive mutant arrests at S phase with small buds |
SMI1 |
4932 |
YHR030C |
Serine/threonine MAP kinase involved in regulating the maintenance of cell wall integrity and progression through the cell cycle; regulated by the PKC1-mediated signaling pathway |
Null mutant is viable but temperature sensitive. At elevated temperatures or in the presence of caffeine, mull mutants exhibit cell wall defects that result in cell lysis. Lysis is prevented by addition of 1M sorbitol. |
SLT2 |
4932 |
YJL115W |
Nucleosome assembly factor, involved in chromatin assembly and disassembly, anti-silencing protein that causes derepression of silent loci when overexpressed |
|
ASF1 |
4932 |
YJR043C |
Third subunit of DNA polymerase delta, involved in chromosomal DNA replication; required for error-prone DNA synthesis in the presence of DNA damage and processivity; interacts with Hys2p, PCNA (Pol30p), and Pol1p |
Null mutant is viable but is cold-sensitive, hydroxyurea-sensitive, defective for induced mutagenesis, synthetic lethal with pol3, pol30 and pol31 |
POL32 |
4932 |
YKL113C |
5- to 3- exonuclease, 5- flap endonuclease, required for Okazaki fragment processing and maturation as well as for long-patch base-excision repair; member of the S. pombe RAD2/FEN1 family |
Null mutant demonstrates temperature-sensitive growth and sensitivity to UV light and methylmethane sulfonate. rad27 mutant cells are defective in Okazaki fragment maturation. |
RAD27 |
4932 |
YLR342W |
Catalytic subunit of 1,3-beta-D-glucan synthase, functionally redundant with alternate catalytic subunit Gsc2p; binds to regulatory subunit Rho1p; involved in cell wall synthesis and maintenance; localizes to sites of cell wall remodeling |
Null mutant is viable, demonstrates slow growth, hypersensitivity to FK506 and cyclosporin A, sensitivity to echinocandin and a reduction in 1,3-beta-D-glucan synthase activity in vitro; sensitivity to papulacandin B |
FKS1 |
4932 |
YML028W |
Ubiquitous housekeeping thioredoxin peroxidase, reduces reactive oxygen, nitrogen and sulfur species using thioredoxin as hydrogen donor; mediates redox regulation of the nuclear localization of Yap1p; deletion results in mutator phenotype |
Null mutant is viable, grows slower than wild-type under aerobic conditions |
TSA1 |
4932 |
YMR224C |
Subunit of a complex with Rad50p and Xrs2p (RMX complex) that functions in repair of DNA double-strand breaks and in telomere stability, exhibits nuclease activity that appears to be required for RMX function; widely conserved |
Null mutant is viable, methyl methanesulfonate-sensitive and displays hyper-recombination in mitosis. mre11 is rescued by spo13 and epistatic to rad50s, suggesting it is an early recombination function. |
MRE11 |
4932 |
YNL298W |
Cdc42p activated signal transducing kinase of the PAK (p21-activated kinase) family, involved in septin ring assembly and cytokinesis; directly phosphorylates septins Cdc3p and Cdc10p; other yeast PAK family members are Ste20p and Skm1p |
Null mutant is viable, possesses a cytokinesis defect; cla4 cln1 cln2 strains are inviable; cla4 ste20 double deletion mutants cannot maintain septin rings at the bud neck and and cannot undergo cytokinesis |
CLA4 |
4932 |
YNR052C |
RNase of the DEDD superfamily, subunit of the Ccr4-Not complex that mediates 3- to 5- mRNA deadenylation |
Mutant is resistant to glucose derepression, temperature-sensitive, and unable to sporulate and contains reduced amounts of reserve carbohydrates |
POP2 |
4932 |
YOL012C |
Histone variant H2AZ, exchanged for histone H2A in nucleosomes by the SWR1 complex; involved in transcriptional regulation through prevention of the spread of silent heterochromatin |
Null mutant is viable at 28C; high copy suppressor of histone H4 point mutant affecting nucleosome structure |
HTZ1 |
4932 |
YOR080W |
Origin-binding F-box protein that forms an SCF ubiquitin ligase complex with Skp1p and Cdc53p; plays a role in DNA replication, involved in invasive and pseudohyphal growth |
Enhanced invasive growth in haploids; haploid budding pattern becomes polar. |
DIA2 |
4932 |
YOR244W |
Histone acetyltransferase catalytic subunit of the native multisubunit complex (NuA4) that acetylates four conserved internal lysines of histone H4 N-terminal tail; required for cell cycle progression |
|
ESA1 |
4932 |
YPR135W |
Chromatin-associated protein, required for sister chromatid cohesion; interacts with DNA polymerase alpha (Pol1p) and may link DNA synthesis to sister chromatid cohesion |
Null mutant is viable but shows increase in the rate of mitotic chromosome loss, increased mitotic recombination, shift toward cells with G2 DNA content, and large budded cells with the nucleus in the bud neck; shows synthetic interactions with rad52, pol1, rad9, and esr1 |
CTF4 |