| 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 |
YAR002W |
Subunit of the nuclear pore complex (NPC), functions to anchor Nup2p to the NPC in a process controlled by the nucleoplasmic concentration of Gsp1p-GTP; potential Cdc28p substrate; involved in telomere maintenance |
|
NUP60 |
| 4932 |
YCL061C |
S-phase checkpoint protein found at replication forks, required for DNA replication; also required for Rad53p activation during DNA replication stress, where it forms a replication-pausing complex with Tof1p and is phosphorylated by Mec1p; protein involved in replication checkpoint |
Null: sensitive to hydroxyurea; replication checkpoint defective; slower DNA replication than wild type; partial loss of silencing at telomeres and HM loci; synthetic lethal with rad9 null, rad53-21, and mec1-21. |
MRC1 |
| 4932 |
YDL074C |
E3 ubiquitin ligase for Rad6p, required for the ubiquitination of histone H2B, recruitment of Rad6p to promoter chromatin and subsequent methylation of histone H3 (on K4 and K79), contains RING finger domain |
null mutant is sensitive to brefeldin A |
BRE1 |
| 4932 |
YDL220C |
Single stranded DNA-binding protein found at TG1-3 telomere G-tails; regulates telomere replication through recruitment of specific sub-complexes, but the essential function is telomere capping |
|
CDC13 |
| 4932 |
YDR359C |
Component of the NuA4 histone acetyltransferase complex |
|
EAF1 |
| 4932 |
YEL003W |
Subunit of the heterohexameric cochaperone prefoldin complex which binds specifically to cytosolic chaperonin and transfers target proteins to it |
Null mutant is viable, sensitive to anti-microtubule drugs benomyl and nocadazole; synthetically lethal with tub4-1 mutations |
GIM4 |
| 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 |
YGL058W |
Ubiquitin-conjugating enzyme (E2), involved in postreplication repair (with Rad18p), sporulation, telomere silencing, and ubiquitin-mediated N-end rule protein degradation (with Ubr1p) |
Radiation sensitive. Defective for postreplication repair, repression of retrotransposition, meiotic gene conversion and sporulation. Mutations in srs2 suppress rad6 radiation-sensitivity but not the sporulation defect. rad6 forms recombination intermediates. mgs1 is synthetic lethal with rad6.; Deletion mutants of this post-replication repair (PRR) gene do not have any cross-link-induced mutations but show increased levels of recombination. |
RAD6 |
| 4932 |
YGL173C |
Evolutionarily-conserved 5--3- exonuclease component of cytoplasmic processing (P) bodies involved in mRNA decay; plays a role in microtubule-mediated processes, filamentous growth, ribosomal RNA maturation, and telomere maintenance |
<u>K</u>ar1-1 nuclear-fusion-defect <u>E</u>nhancing <u>M</u>utation. Null mutant grows poorly. mutants exhibit aberrant mRNA turnover, are thought to be pleiotropic as a result; elongated morphology, defective in spindle-pole-body duplication/separation and telomere maintenance, benomyl hypersensitive, 10-20-fold elevation in chromosome loss, decreased mitotic recombination, inviable upon N starvation. |
KEM1 |
| 4932 |
YGR078C |
Part of the heteromeric co-chaperone GimC/prefoldin complex, which promotes efficient protein folding |
Null mutant is viable, benomyl sensitive, cold sensitive, microtubules disassemble at 14 degrees celsius, pac10 mutants exhibit synthetic lethality with tub4-1, cin8, cin1, pac2 and rbl2 mutants |
PAC10 |
| 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 |
YHR013C |
Subunit of the N-terminal acetyltransferase NatA (Nat1p, Ard1p, Nat5p); N-terminally acetylates many proteins, which influences multiple processes such as the cell cycle, heat-shock resistance, mating, sporulation, and telomeric silencing |
|
ARD1 |
| 4932 |
YHR191C |
Subunit of a complex with Ctf18p that shares some subunits with Replication Factor C and is required for sister chromatid cohesion |
|
CTF8 |
| 4932 |
YHR200W |
Non-ATPase base subunit of the 19S regulatory particle (RP) of the 26S proteasome; N-terminus plays a role in maintaining the structural integrity of the RP; binds selectively to polyubiquitin chains; homolog of the mammalian S5a protein |
Null mutant is viable, exhibits a modest sensitivity to amino acid analogs and has increased steady-state levels of ubiquitin-protein conjugates |
RPN10 |
| 4932 |
YJL115W |
Nucleosome assembly factor, involved in chromatin assembly and disassembly, anti-silencing protein that causes derepression of silent loci when overexpressed |
|
ASF1 |
| 4932 |
YLL002W |
Histone acetyltransferase critical for cell survival in the presence of DNA damage during S phase, acetylates H3-K56; plays a role in regulation of Ty1 transposition |
Mutant exhibits abnormal mitochondrial morphology and slight growth defect in dextrose; insertion/truncation at amino acid 332 yields sensitivity to diepoxybutane and to mitomycin C; increase in Ty1 transposition |
RTT109 |
| 4932 |
YLR200W |
Subunit of the heterohexameric Gim/prefoldin protein complex involved in the folding of alpha-tubulin, beta-tubulin, and actin |
|
YKE2 |
| 4932 |
YML094W |
Subunit of the heterohexameric cochaperone prefoldin complex which binds specifically to cytosolic chaperonin and transfers target proteins to it |
Null mutant is viable, cold sensitive, benomyl and nocadazole sensitive and fails to grow on YPD+1.2M KCl or YPD+1.8M sorbitol; synthetically lethal with tub4-1 mutations |
GIM5 |
| 4932 |
YMR048W |
Protein required for accurate chromosome segregation during meiosis |
Null: missegregates chromosomes in meiosis |
CSM3 |
| 4932 |
YNL153C |
Subunit of the heterohexameric cochaperone prefoldin complex which binds specifically to cytosolic chaperonin and transfers target proteins to it |
|
GIM3 |
| 4932 |
YNL273W |
Subunit of a replication-pausing checkpoint complex (Tof1p-Mrc1p-Csm3p) that acts at the stalled replication fork to promote sister chromatid cohesion after DNA damage, facilitating gap repair of damaged DNA; interacts with the MCM helicase |
|
TOF1 |
| 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 |
YPL055C |
Protein of unknown function; null mutant forms abnormally large cells |
Null: large cell size. Other phenotypes: synthetic lethal with swi4 |
LGE1 |
