4932 |
YAL011W |
Protein of unknown function, component of the SWR1 complex, which exchanges histone variant H2AZ (Htz1p) for chromatin-bound histone H2A; required for formation of nuclear-associated array of smooth endoplasmic reticulum known as karmellae |
|
SWC3 |
4932 |
YAL013W |
Transcriptional modulator involved in regulation of structural phospholipid biosynthesis genes and metabolically unrelated genes, as well as maintenance of telomeres, mating efficiency, and sporulation |
|
DEP1 |
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 |
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 |
YDR334W |
Swi2/Snf2-related ATPase that is the structural component of the SWR1 complex, which exchanges histone variant H2AZ (Htz1p) for chromatin-bound histone H2A |
Null: Null mutant is viable and shows no growth defects; swr1 rat8-2 and swr1 rsc9-1double mutants has a slow growth phenotype; SWR1 is a partial High copy suppressor of pse1-1 kap123 |
SWR1 |
4932 |
YDR363W-A |
Component of the lid subcomplex of the regulatory subunit of the 26S proteasome; ortholog of human DSS1 |
Null mutant is viable but is temperature-sensitive in a sigma1278b background (but not in a S288C background). The null mutation suppresses the temperature sensitivity of sec3-2, sec8-9, sec10-2 and sec15-1. |
SEM1 |
4932 |
YDR485C |
Htz1p-binding component of the SWR1 complex, which exchanges histone variant H2AZ (Htz1p) for chromatin-bound histone H2A; required for vacuolar protein sorting |
Null mutant secretes CPY. |
VPS72 |
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 |
YFL024C |
Component of NuA4, which is an essential histone H4/H2A acetyltransferase complex; homologous to Drosophila Enhancer of Polycomb |
|
EPL1 |
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 |
YGL116W |
Cell-cycle regulated activator of anaphase-promoting complex/cyclosome (APC/C), which is required for metaphase/anaphase transition; directs ubiquitination of mitotic cyclins, Pds1p, and other anaphase inhibitors; potential Cdc28p substrate |
Null mutant is inviable; conditional alleles show cell cycle arrest in G2 |
CDC20 |
4932 |
YGR002C |
Component of the Swr1p complex that incorporates Htz1p into chromatin; component of the NuA4 histone acetyltransferase complex |
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SWC4 |
4932 |
YHR090C |
Subunit of the NuA4 histone acetyltransferase complex that acetylates histone H4 and H2A; has similarity to the human tumor suppressor ING1 |
carbon source-, heat shock-, temperature-, and caffeine-sensitive, abnormal morphology, reduced histone H4 acetylation; BEM and RAD phenotypes; haploid yng2 mutants do not tolerate mutations in genes important for nonhomologous end joining repair yet remain proficient for homologous recombination. |
YNG2 |
4932 |
YJL081C |
Nuclear actin-related protein involved in chromatin remodeling, component of chromatin-remodeling enzyme complexes |
|
ARP4 |
4932 |
YLR085C |
Actin-related protein that binds nucleosomes; a component of the SWR1 complex, which exchanges histone variant H2AZ (Htz1p) for chromatin-bound histone H2A |
|
ARP6 |
4932 |
YLR384C |
Subunit of Elongator complex, which is required for modification of wobble nucleosides in tRNA; maintains structural integrity of Elongator; homolog of human IKAP, mutations in which cause familial dysautonomia (FD) |
Null mutant is viable; insensitive to pGKL killer toxin; zymotoxin resistant; slow growth; thermo-sensitive above 38 0C; caffeine, Calcofluor White and 6-azauracil sensitive; G1 cell cycle delay |
IKI3 |
4932 |
YML041C |
Nucleosome-binding component of the SWR1 complex, which exchanges histone variant H2AZ (Htz1p) for chromatin-bound histone H2A; required for vacuolar protein sorting |
Null mutant secretes CPY. |
VPS71 |
4932 |
YMR263W |
Subunit of a histone deacetylase complex, along with Rpd3p and Sin3p, that is involved in silencing at telomeres, rDNA, and silent mating-type loci; involved in telomere maintenance |
|
SAP30 |
4932 |
YMR312W |
Subunit of Elongator complex, which is required for modification of wobble nucleosides in tRNA; required for Elongator structural integrity |
|
ELP6 |
4932 |
YNL107W |
Subunit of both the NuA4 histone H4 acetyltransferase complex and the SWR1 complex, may function to antagonize silencing near telomeres; interacts directly with Swc4p, has homology to human leukemogenic protein AF9, contains a YEATS domain |
|
YAF9 |
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 |
YOR038C |
Non-essential transcriptional corepressor involved in the cell cycle-regulated transcription of histone H2A, H2B, H3, and H4 genes; recruits Swi-Snf complexes to histone gene promoters; promotes heterochromatic gene silencing with Asf1p |
Null mutant is viable, but HTA1-HTB1 transcription is derepressed and is no longer cell-cycle regulated; other mutations in this gene give -spt- gene-class phenotype |
HIR2 |
4932 |
YPL055C |
Protein of unknown function; null mutant forms abnormally large cells |
Null: large cell size. Other phenotypes: synthetic lethal with swi4 |
LGE1 |
4932 |
YPL086C |
Subunit of Elongator complex, which is required for modification of wobble nucleosides in tRNA; exhibits histone acetyltransferase activity that is directed to histones H3 and H4; disruption confers resistance to K. lactis zymotoxin |
|
ELP3 |
4932 |
YPL153C |
Protein kinase, required for cell-cycle arrest in response to DNA damage; activated by trans autophosphorylation when interacting with hyperphosphorylated Rad9p; also interacts with ARS1 and plays a role in initiation of DNA replication |
Null mutant is inviable, radiation sensitive |
RAD53 |