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| FBL | rRNA 2’-O-methyltransferase fibrillarin; S-adenosyl-L-methionine-dependent methyltransferase that has the ability to methylate both RNAs and proteins. Involved in pre-rRNA processing by catalyzing the site-specific 2’-hydroxyl methylation of ribose moieties in pre-ribosomal RNA. Site specificity is provided by a guide RNA that base pairs with the substrate. Methylation occurs at a characteristic distance from the sequence involved in base pairing with the guide RNA. Also acts as a protein methyltransferase by mediating methylation of ’Gln-105’ of histone H2A (H2AQ104me), a modification [...] (321 aa) | |||
| WDR12 | Ribosome biogenesis protein WDR12; Component of the PeBoW complex, which is required for maturation of 28S and 5.8S ribosomal RNAs and formation of the 60S ribosome; WD repeat domain containing (423 aa) | |||
| DDX18 | ATP-dependent RNA helicase DDX18; Probable RNA-dependent helicase; Belongs to the DEAD box helicase family. DDX18/HAS1 subfamily (670 aa) | |||
| NOP58 | Nucleolar protein 58; Required for 60S ribosomal subunit biogenesis (By similarity). Core component of box C/D small nucleolar ribonucleoprotein (snoRNP) particles. Required for the biogenesis of box C/D snoRNAs such as U3, U8 and U14 snoRNAs; Belongs to the NOP5/NOP56 family (529 aa) | |||
| TARBP2 | RISC-loading complex subunit TARBP2; Required for formation of the RNA induced silencing complex (RISC). Component of the RISC loading complex (RLC), also known as the micro-RNA (miRNA) loading complex (miRLC), which is composed of DICER1, AGO2 and TARBP2. Within the RLC/miRLC, DICER1 and TARBP2 are required to process precursor miRNAs (pre-miRNAs) to mature miRNAs and then load them onto AGO2. AGO2 bound to the mature miRNA constitutes the minimal RISC and may subsequently dissociate from DICER1 and TARBP2. May also play a role in the production of short interfering RNAs (siRNAs) from [...] (366 aa) | |||
| NIFK | Nucleolar protein interacting with the FHA domain of MKI67; RNA binding motif containing (293 aa) | |||
| KCTD19 | BTB/POZ domain-containing protein KCTD19; Potassium channel tetramerization domain containing 19 (926 aa) | |||
| PRKRA | Interferon-inducible double-stranded RNA-dependent protein kinase activator A; Activates EIF2AK2/PKR in the absence of double-stranded RNA (dsRNA), leading to phosphorylation of EIF2S1/EFI2-alpha and inhibition of translation and induction of apoptosis. Required for siRNA production by DICER1 and for subsequent siRNA-mediated post- transcriptional gene silencing. Does not seem to be required for processing of pre-miRNA to miRNA by DICER1. Promotes UBC9-p53/TP53 association and sumoylation and phosphorylation of p53/TP53 at ’Lys-386’ at ’Ser-392’ respectively and enhances its activity i [...] (313 aa) | |||
| GNL3L | Guanine nucleotide-binding protein-like 3-like protein; Stabilizes TERF1 telomeric association by preventing TERF1 recruitment by PML. Stabilizes TERF1 protein by preventing its ubiquitination and hence proteasomal degradation. Does so by interfering with TERF1-binding to FBXO4 E3 ubiquitin-protein ligase. Required for cell proliferation. By stabilizing TRF1 protein during mitosis, promotes metaphase-to-anaphase transition. Stabilizes MDM2 protein by preventing its ubiquitination, and hence proteasomal degradation. By acting on MDM2, may affect TP53 activity. Required for normal proces [...] (582 aa) | |||
| BRIX1 | Ribosome biogenesis protein BRX1 homolog; Required for biogenesis of the 60S ribosomal subunit (353 aa) | |||
| PES1 | Pescadillo homolog; Component of the PeBoW complex, which is required for maturation of 28S and 5.8S ribosomal RNAs and formation of the 60S ribosome; Belongs to the pescadillo family (588 aa) | |||
| MAK16 | Protein MAK16 homolog; RNA binding motif containing (300 aa) | |||
| GTPBP4 | Nucleolar GTP-binding protein 1; Involved in the biogenesis of the 60S ribosomal subunit; Belongs to the TRAFAC class OBG-HflX-like GTPase superfamily. OBG GTPase family. NOG subfamily (634 aa) | |||
| NOC3L | Nucleolar complex protein 3 homolog; May be required for adipogenesis; Armadillo-like helical domain containing (800 aa) | |||
| EIF6 | Eukaryotic translation initiation factor 6; Binds to the 60S ribosomal subunit and prevents its association with the 40S ribosomal subunit to form the 80S initiation complex in the cytoplasm. Behaves as a stimulatory translation initiation factor downstream insulin/growth factors. Is also involved in ribosome biogenesis. Associates with pre-60S subunits in the nucleus and is involved in its nuclear export. Cytoplasmic release of TIF6 from 60S subunits and nuclear relocalization is promoted by a RACK1 (RACK1)-dependent protein kinase C activity. In tissues responsive to insulin, control [...] (245 aa) | |||
| MRTO4 | mRNA turnover protein 4 homolog; Component of the ribosome assembly machinery. Nuclear paralog of the ribosomal protein P0, it binds pre-60S subunits at an early stage of assembly in the nucleolus, and is replaced by P0 in cytoplasmic pre-60S subunits and mature 80S ribosomes (239 aa) | |||
| NOP2 | Probable 28S rRNA (cytosine(4447)-C(5))-methyltransferase; Involved in ribosomal large subunit assembly. S-adenosyl-L-methionine-dependent methyltransferase that specifically methylates the C(5) position of cytosine 4447 in 28S rRNA (Probable). May play a role in the regulation of the cell cycle and the increased nucleolar activity that is associated with the cell proliferation (Probable); Belongs to the class I-like SAM-binding methyltransferase superfamily. RsmB/NOP family (845 aa) | |||
| GNL3 | Guanine nucleotide-binding protein-like 3; May be required to maintain the proliferative capacity of stem cells. Stabilizes MDM2 by preventing its ubiquitination, and hence proteasomal degradation (By similarity); Belongs to the TRAFAC class YlqF/YawG GTPase family (549 aa) | |||
| FTSJ3 | pre-rRNA processing protein FTSJ3; Probable methyltransferase involved in the processing of the 34S pre-rRNA to 18S rRNA and in 40S ribosomal subunit formation; Belongs to the class I-like SAM-binding methyltransferase superfamily. RNA methyltransferase RlmE family. SPB1 subfamily (847 aa) | |||
| EBNA1BP2 | Probable rRNA-processing protein EBP2; Required for the processing of the 27S pre-rRNA; Belongs to the EBP2 family (361 aa) | |||
| WDR74 | WD repeat-containing protein 74; WD repeat domain containing (385 aa) | |||
| DICER1 | Endoribonuclease Dicer; Double-stranded RNA (dsRNA) endoribonuclease playing a central role in short dsRNA-mediated post-transcriptional gene silencing. Cleaves naturally occurring long dsRNAs and short hairpin pre-microRNAs (miRNA) into fragments of twenty-one to twenty-three nucleotides with 3’ overhang of two nucleotides, producing respectively short interfering RNAs (siRNA) and mature microRNAs. SiRNAs and miRNAs serve as guide to direct the RNA- induced silencing complex (RISC) to complementary RNAs to degrade them or prevent their translation. Gene silencing mediated by siRNAs, a [...] (1922 aa) | |||
| RRP12 | RRP12-like protein; Armadillo-like helical domain containing (1297 aa) | |||
| BOP1 | Ribosome biogenesis protein BOP1; Component of the PeBoW complex, which is required for maturation of 28S and 5.8S ribosomal RNAs and formation of the 60S ribosome; Belongs to the WD repeat BOP1/ERB1 family (746 aa) | |||
| RSL1D1 | Ribosomal L1 domain-containing protein 1; Regulates cellular senescence through inhibition of PTEN translation. Acts as a pro-apoptotic regulator in response to DNA damage; Belongs to the universal ribosomal protein uL1 family. Highly divergent (490 aa) | |||
| DDX24 | ATP-dependent RNA helicase DDX24; ATP-dependent RNA helicase; Belongs to the DEAD box helicase family. DDX24/MAK5 subfamily (859 aa) | |||
