| Name |
Aliases |
 |
Description |
| Evidence Code |
| Role |
Source [Interactions] |
|
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| KRR1 |
YCL059C |
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Essential nucleolar protein required for the synthesis of 18S rRNA and for the assembly of 40S ribosomal subunit
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| UTP30 |
YKR060W |
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Possible U3 snoRNP protein involved in maturation of pre-18S rRNA, based on computational analysis of large-scale protein-protein interaction data
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| BMS1 |
YPL217C |
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Essential conserved nucleolar GTP-binding protein required for synthesis of 40S ribosomal subunits and for processing of the 35S pre-rRNA at sites A0, A1, and A2; interacts with Rcl1p, has similarity to Tsr1p
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| BFR2 |
YDR299W |
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Essential protein possibly involved in secretion; multicopy suppressor of sensitivity to Brefeldin A
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| EMG1 |
NEP1YLR186W |
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Protein required for the maturation of the 18S rRNA and for 40S ribosome production; associated with spindle/microtubules; nuclear localization depends on physical interaction with Nop14p; may bind snoRNAs
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| KRE33 |
YNL132W |
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Essential protein of unknown function; heterozygous mutant shows haploinsufficiency in K1 killer toxin resistance
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| UTP22 |
YGR090W |
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Possible U3 snoRNP protein involved in maturation of pre-18S rRNA, based on computational analysis of large-scale protein-protein interaction data
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| NOC4 |
UTP19YPR144C |
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Nucleolar protein, forms a complex with Nop14p that mediates maturation and nuclear export of 40S ribosomal subunits
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| UTP20 |
YBL004W |
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Component of the small-subunit (SSU) processome, which is involved in the biogenesis of the 18S rRNA
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| UTP21 |
YLR409C |
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Possible U3 snoRNP protein involved in maturation of pre-18S rRNA, based on computational analysis of large-scale protein-protein interaction data
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| ENP1 |
MEG1YBR247C |
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Protein associated with U3 and U14 snoRNAs, required for pre-rRNA processing and 40S ribosomal subunit synthesis; localized in the nucleus and concentrated in the nucleolus
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| RCL1 |
YOL010W |
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RNA terminal phosphate cyclase-like protein involved in rRNA processing at sites A0, A1, and A2; does not possess detectable RNA cyclase activity
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| RPS13 |
RPS13BRPS13CYDR064W |
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Protein component of the small (40S) ribosomal subunit; has similarity to E. coli S15 and rat S13 ribosomal proteins
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| FCF1 |
UTP24YDR339C |
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Essential nucleolar protein that is a component of the SSU (small subunit) processome involved in the pre-rRNA processing steps of 40S ribosomal subunit biogenesis; contains a PINc domain; copurifies with Faf1p
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| FCF2 |
YLR051C |
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Essential nucleolar protein involved in the early steps of 35S rRNA processing; interacts with Faf1p; member of a transcriptionally co-regulated set of genes called the RRB regulon
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| RRP14 |
YKL082C |
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Essential protein, constituent of 66S pre-ribosomal particles; interacts with proteins involved in ribosomal biogenesis and cell polarity; member of the SURF-6 family
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| RPS7A |
RPS30YOR096W |
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Protein component of the small (40S) ribosomal subunit, nearly identical to Rps7Bp; interacts with Kti11p; deletion causes hypersensitivity to zymocin; has similarity to rat S7 and Xenopus S8 ribosomal proteins
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| RPS5 |
YJR123W |
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Protein component of the small (40S) ribosomal subunit, the least basic of the non-acidic ribosomal proteins; phosphorylated in vivo; essential for viability; has similarity to E. coli S7 and rat S5 ribosomal proteins
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| PNO1 |
RRP20DIM2YOR145C |
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Essential nucleolar protein required for pre-18S rRNA processing, interacts with Dim1p, an 18S rRNA dimethyltransferase, and also with Nob1p, which is involved in proteasome biogenesis; contains a KH domain
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| LCP5 |
YER127W |
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Essential protein involved in maturation of 18S rRNA; depletion leads to inhibited pre-rRNA processing and reduced polysome levels; localizes primarily to the nucleolus
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| RPS1A |
RP10AYLR441C |
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Ribosomal protein 10 (rp10) of the small (40S) subunit; nearly identical to Rps1Bp and has similarity to rat S3a ribosomal protein
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| NAN1 |
UTP17YPL126W |
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U3 snoRNP protein, component of the small (ribosomal) subunit (SSU) processosome containing U3 snoRNA; required for the biogenesis of18S rRNA
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| UTP18 |
YJL069C |
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Possible U3 snoRNP protein involved in maturation of pre-18S rRNA, based on computational analysis of large-scale protein-protein interaction data
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| ECM16 |
DHR1YMR128W |
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Essential DEAH-box ATP-dependent RNA helicase specific to the U3 snoRNP, predominantly nucleolar in distribution, required for 18S rRNA synthesis
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| RRP9 |
YPR137W |
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Protein involved in pre-rRNA processing, associated with U3 snRNP; component of small ribosomal subunit (SSU) processosome; ortholog of the human U3-55k protein
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| PWP2 |
YCR058CYCR055CUTP1YCR057C |
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Conserved 90S pre-ribosomal component essential for proper endonucleolytic cleavage of the 35 S rRNA precursor at A0, A1, and A2 sites; contains eight WD-repeats; PWP2 deletion leads to defects in cell cycle and bud morphogenesis
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| NOP14 |
UTP2YDL148C |
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Nucleolar protein, forms a complex with Noc4p that mediates maturation and nuclear export of 40S ribosomal subunits; also present in the small subunit processome complex, which is required for processing of pre-18S rRNA
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| IMP4 |
YNL075W |
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Component of the SSU processome, which is required for pre-18S rRNA processing; interacts with Mpp10p; member of a superfamily of proteins that contain a sigma(70)-like motif and associate with RNAs
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| IMP3 |
YHR148W |
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Component of the SSU processome, which is required for pre-18S rRNA processing, essential protein that interacts with Mpp10p and mediates interactions of Imp4p and Mpp10p with U3 snoRNA
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| NOP1 |
LOT3YDL014W |
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Nucleolar protein, component of the small subunit processome complex, which is required for processing of pre-18S rRNA; has similarity to mammalian fibrillarin
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| SOF1 |
YLL011W |
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Essential protein required for biogenesis of 40S (small) ribosomal subunit; has similarity to the beta subunit of trimeric G-proteins and the splicing factor Prp4p
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| MPP10 |
YJR002W |
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Component of the SSU processome, which is required for pre-18S rRNA processing, interacts with and controls the stability of Imp3p and Imp4p, essential for viability; similar to human Mpp10p
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| BUD21 |
YOR29-29UTP16YOR078W |
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Component of small ribosomal subunit (SSU) processosome that contains U3 snoRNA; originally isolated as bud-site selection mutant that displays a random budding pattern
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| SAS10 |
UTP3YDL153C |
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Component of the small (ribosomal) subunit (SSU) processosome required for pre-18S rRNa processing; essential nucleolar protein that, when overproduced, disrupts silencing
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| UTP4 |
YDR324C |
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Nucleolar protein, component of the small subunit (SSU) processome containing the U3 snoRNA that is involved in processing of pre-18S rRNA
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| DIP2 |
UTP12YLR129W |
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Nucleolar protein, specifically associated with the U3 snoRNA, part of the large ribonucleoprotein complex known as the small subunit (SSU) processome, required for 18S rRNA biogenesis, part of the active pre-rRNA processing complex
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| UTP13 |
YLR222C |
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Nucleolar protein, component of the small subunit (SSU) processome containing the U3 snoRNA that is involved in processing of pre-18S rRNA
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| UTP15 |
YMR093W |
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Nucleolar protein, component of the small subunit (SSU) processome containing the U3 snoRNA that is involved in processing of pre-18S rRNA
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| UTP10 |
YJL109C |
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Nucleolar protein, component of the small subunit (SSU) processome containing the U3 snoRNA that is involved in processing of pre-18S rRNA
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| UTP11 |
YKL099C |
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Nucleolar protein, component of the small subunit (SSU) processome containing the U3 snoRNA that is involved in processing of pre-18S rRNA
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| UTP9 |
YHR196W |
 |
Nucleolar protein, component of the small subunit (SSU) processome containing the U3 snoRNA that is involved in processing of pre-18S rRNA
|
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| UTP7 |
KRE31YER082C |
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Nucleolar protein, component of the small subunit (SSU) processome containing the U3 snoRNA that is involved in processing of pre-18S rRNA
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| UTP5 |
YDR398W |
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Nucleolar protein, component of the small subunit (SSU) processome containing the U3 snoRNA that is involved in processing of pre-18S rRNA
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| UTP8 |
YGR128C |
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Nucleolar protein required for export of tRNAs from the nucleus; also copurifies with the small subunit (SSU) processome containing the U3 snoRNA that is involved in processing of pre-18S rRNA
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| JSN1 |
PUF1YJR091C |
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Member of the Puf family of RNA-binding proteins, interacts with mRNAs encoding membrane-associated proteins; overexpression suppresses a tub2-150 mutation and causes increased sensitivity to benomyl in wild-type cells
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| MSM1 |
YGR171C |
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Mitochondrial methionyl-tRNA synthetase (MetRS), functions as a monomer in mitochondrial protein synthesis; functions similarly to cytoplasmic MetRS although the cytoplasmic form contains a zinc-binding domain not found in Msm1p
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| EAF6 |
YJR082C |
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Subunit of the NuA4 acetyltransferase complex that acetylates histone H4 and NuA3 acetyltransferase complex that acetylates histone H3
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