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tyw1 tyw1 elp3 elp3 maf1 maf1 dss4 dss4 gcn20 gcn20 rli1 rli1 ppm2 ppm2 sup35 sup35 hbs1 hbs1 dph7 dph7 dph5 dph5 dys1 dys1 elp5 elp5 rps23 rps23 pabp pabp arf1 arf1 tif211 tif211 tif310 tif310 tif5 tif5 trm12 trm12 pcr1 pcr1 gcn1 gcn1 rrn3 rrn3 dph2 dph2 tif52 tif52 gcn2 gcn2 mmd1 mmd1 stb3 stb3 dom34 dom34 dph6 dph6 dph3 dph3 tyw3 tyw3 sfp1 sfp1 dph4 dph4
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query proteins and first shell of interactors
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second shell of interactors
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proteins of unknown 3D structure
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a 3D structure is known or predicted
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tyw1S-adenosyl-L-methionine-dependent tRNA 4-demethylwyosine synthase; Probable component of the wybutosine biosynthesis pathway. Wybutosine is a hyper modified guanosine with a tricyclic base found at the 3'-position adjacent to the anticodon of eukaryotic phenylalanine tRNA. Catalyzes the condensation of N-methylguanine with 2 carbon atoms from pyruvate to form the tricyclic 4-demethylwyosine, an intermediate in wybutosine biosynthesis (By similarity); Belongs to the TYW1 family. (688 aa)
elp3Elongator complex protein 3; Catalytic subunit of the RNA polymerase II elongator complex, which is a component of the RNA polymerase II (Pol II) holoenzyme and is involved in transcriptional elongation (By similarity). The elongator complex is required for multiple tRNA modifications, including mcm5U (5-methoxycarbonylmethyl uridine), mcm5s2U (5- methoxycarbonylmethyl-2-thiouridine), and ncm5U (5-carbamoylmethyl uridine). Elp3 acts as a tRNA uridine(34) acetyltransferase, which mediates formation of carboxymethyluridine in the wobble base at position 34 in tRNAs (By similarity). (544 aa)
maf1Repressor of RNA polymerase III transcription maf1; Mediator of diverse signals that repress RNA polymerase III transcription. Inhibits the de novo assembly of TFIIIB onto DNA. (238 aa)
dss4Guanine nucleotide exchange factor MSS4 homolog; Guanine-nucleotide-releasing protein that acts on members of the sec4/ypt1/rab subfamily. (100 aa)
gcn20Uncharacterized ABC transporter ATP-binding protein C29A3.09c. (736 aa)
rli1Translation initiation factor rli1; Component of the multifactor complex (MFC) involved in translation initiation. Required for the binding of MFC to the 40S ribosome. Required for the processing and nuclear export of the 60S and 40S ribosomal subunits (By similarity). (593 aa)
ppm2tRNA wybutosine-synthesizing protein 4; Probable S-adenosyl-L-methionine-dependent methyltransferase that acts as a component of the wybutosine biosynthesis pathway. Wybutosine is a hyper modified guanosine with a tricyclic base found at the 3'-position adjacent to the anticodon of eukaryotic phenylalanine tRNA. May methylate the carboxyl group of leucine residues to form alpha-leucine ester residues (By similarity); Belongs to the methyltransferase superfamily. LCMT family. (681 aa)
sup35Eukaryotic peptide chain release factor GTP-binding subunit; Involved in translation termination. Stimulates the activity of ERF1. Binds guanine nucleotides; Belongs to the TRAFAC class translation factor GTPase superfamily. Classic translation factor GTPase family. ERF3 subfamily. (662 aa)
hbs1Elongation factor 1 alpha-like protein; Involved in protein translation. Together with dom34, may function in recognizing stalled ribosomes and triggering endonucleolytic cleavage of the mRNA, a mechanism to release non- functional ribosomes and degrade damaged mRNAs (By similarity). (592 aa)
dph7Diphthine methyltransferase; Catalyzes the demethylation of diphthine methyl ester to form diphthine, an intermediate in diphthamide biosynthesis, a post- translational modification of histidine which occurs in translation elongation factor 2 (eft201 and eft202). Belongs to the DPH7 family. (326 aa)
dph5Diphthine methyl ester synthase; S-adenosyl-L-methionine-dependent methyltransferase that catalyzes four methylations of the modified target histidine residue in translation elongation factor 2 (EF-2), to form an intermediate called diphthine methyl ester. The four successive methylation reactions represent the second step of diphthamide biosynthesis. (283 aa)
dys1Probable deoxyhypusine synthase; Catalyzes the NAD-dependent oxidative cleavage of spermidine and the subsequent transfer of the butylamine moiety of spermidine to the epsilon-amino group of a specific lysine residue of the eIF-5A precursor protein to form the intermediate deoxyhypusine residue. (350 aa)
elp5Elongator complex protein 5; Component of the RNA polymerase II elongator complex, a multiprotein complex associated with the RNA polymerase II (Pol II) holoenzyme, and which is involved in transcriptional elongation (By similarity). The elongator complex is required for multiple tRNA modifications, including mcm5U (5-methoxycarbonylmethyl uridine), mcm5s2U (5-methoxycarbonylmethyl-2-thiouridine), and ncm5U (5- carbamoylmethyl uridine) (By similarity). The elongator complex catalyzes formation of carboxymethyluridine in the wobble base at position 34 in tRNAs ; Belongs to the ELP5 family. (314 aa)
rps2340S ribosomal protein S23-A; Belongs to the universal ribosomal protein uS12 family. (143 aa)
pabpPolyadenylate-binding protein, cytoplasmic and nuclear; Binds the poly(A) tail of mRNA. Appears to be an important mediator of the multiple roles of the poly(A) tail in mRNA biogenesis, stability and translation. In the nucleus, involved in both mRNA cleavage and polyadenylation. Is also required for efficient mRNA export to the cytoplasm. Acts in concert with a poly(A)-specific nuclease (PAN) to affect poly(A) tail shortening, which may occur concomitantly with either nucleocytoplasmic mRNA transport or translational initiation. In the cytoplasm, stimulates translation initiation and [...] (653 aa)
arf1ADP-ribosylation factor 1; GTP-binding protein involved in protein trafficking; may modulate vesicle budding and uncoating within the Golgi apparatus; Belongs to the small GTPase superfamily. Arf family. (180 aa)
tif211Eukaryotic translation initiation factor 2 subunit alpha; eIF-2 functions in the early steps of protein synthesis by forming a ternary complex with GTP and initiator tRNA. This complex binds to a 40S ribosomal subunit, followed by mRNA binding to form a 43S preinitiation complex. Junction of the 60S ribosomal subunit to form the 80S initiation complex is preceded by hydrolysis of the GTP bound to eIF-2 and release of an eIF-2-GDP binary complex. In order for eIF-2 to recycle and catalyze another round of initiation, the GDP bound to eIF-2 must exchange with GTP by way of a reaction cat [...] (306 aa)
tif310Probable eukaryotic translation initiation factor 3 subunit J; Component of the eukaryotic translation initiation factor 3 (eIF-3) complex, which is involved in protein synthesis of a specialized repertoire of mRNAs and, together with other initiation factors, stimulates binding of mRNA and methionyl-tRNAi to the 40S ribosome. The eIF-3 complex specifically targets and initiates translation of a subset of mRNAs involved in cell proliferation. (274 aa)
tif5Probable eukaryotic translation initiation factor 5; Catalyzes the hydrolysis of GTP bound to the 40S ribosomal initiation complex (40S.mRNA.Met-tRNA[F].eIF-2.GTP) with the subsequent joining of a 60S ribosomal subunit resulting in the release of eIF-2 and the guanine nucleotide. The subsequent joining of a 60S ribosomal subunit results in the formation of a functional 80S initiation complex (80S.mRNA.Met-tRNA[F]) (By similarity); Belongs to the eIF-2-beta/eIF-5 family. (395 aa)
trm12tRNA wybutosine-synthesizing protein 2; S-adenosyl-L-methionine-dependent transferase that acts as a component of the wybutosine biosynthesis pathway. Wybutosine is a hyper modified guanosine with a tricyclic base found at the 3'-position adjacent to the anticodon of eukaryotic phenylalanine tRNA. Catalyzes the transfer of the alpha-amino-alpha-carboxypropyl (acp) group from S- adenosyl-L-methionine to the C-7 position of 4-demethylwyosine (imG-14) to produce wybutosine-86 (By similarity); Belongs to the class I-like SAM-binding methyltransferase superfamily. TRM5/TYW2 family. (418 aa)
pcr1Transcription factor pcr1; Involved in regulation of gene expression for sexual development. Binds and activates meiotic recombination hot spot ade6- M26. (171 aa)
gcn1eIF-2-alpha kinase activator gcn1; Acts as a positive activator of the gcn2 protein kinase activity in response to amino acid starvation. Component of the gcn1- gcn20 complex that forms a complex with gcn2 on translating ribosomes; during this process, gcn1 seems to act as a chaperone to facilitate delivery of uncharged tRNAs that enter the A site of ribosomes to the tRNA-binding domain of gcn2, and hence stimulating gcn2 kinase activity. Participates in the repression of global protein synthesis and in gene-specific mRNA translation activation, such as the transcriptional activator gc [...] (2670 aa)
rrn3RNA polymerase I-specific transcription initiation factor rrn3; Required for efficient transcription initiation by RNA polymerase I; Belongs to the RRN3 family. (599 aa)
dph22-(3-amino-3-carboxypropyl)histidine synthase subunit 2; Required for the first step of diphthamide biosynthesis, the transfer of 3-amino-3-carboxypropyl from S-adenosyl-L-methionine to a histidine residue. Diphthamide is a post-translational modification of histidine which occurs in elongation factor 2. Belongs to the DPH1/DPH2 family. DPH2 subfamily. (503 aa)
tif52Eukaryotic translation initiation factor 5B; Plays a role in translation initiation. Translational GTPase that catalyzes the joining of the 40S and 60S subunits to form the 80S initiation complex with the initiator methionine-tRNA in the P-site base paired to the start codon. GTP binding and hydrolysis induces conformational changes in the enzyme that renders it active for productive interactions with the ribosome. The release of the enzyme after formation of the initiation complex is a prerequisite to form elongation-competent ribosomes; Belongs to the TRAFAC class translation factor [...] (1079 aa)
gcn2eIF-2-alpha kinase GCN2; Metabolic-stress sensing protein kinase that phosphorylates the alpha subunit of eukaryotic translation initiation factor 2 (eIF-2- alpha/tif211) on 'Ser-52' in response to low amino acid availability. Plays a role as an activator of the general amino acid control (GAAC) pathway required for adapatation to amino acid starvation. Converts phosphorylated eIF-2-alpha/tif211 either to a competitive inhibitor of translation initiation factor eIF-2B, leading to a global protein synthesis repression, and thus to a reduced overall utilization of amino acids, or to a tr [...] (1576 aa)
mmd1Deoxyhypusine hydroxylase; Catalyzes the hydroxylation of the N(6)-(4-aminobutyl)-L- lysine intermediate to form hypusine, an essential post-translational modification only found in mature eIF-5A factor. (318 aa)
stb3Protein STB3 homolog. (391 aa)
dom34Protein dom34; Involved in protein translation. Together with hbs1, may function in recognizing stalled ribosomes and triggering endonucleolytic cleavage of the mRNA, a mechanism to release non- functional ribosomes and degrade damaged mRNAs. The complex formed by dom34 and hbs1 has ribonuclease activity towards double-stranded RNA substrates, but does not cleave single-stranded RNA. Acts as endonuclease; has no exonuclease activity. Increases the affinity of hbs1 for GTP, but nor for GDP. Promotes G1 progression and differentiation and is involved in mitotic and meiotic cell divisions [...] (390 aa)
dph6Diphthine--ammonia ligase; Amidase that catalyzes the last step of diphthamide biosynthesis using ammonium and ATP. Diphthamide biosynthesis consists in the conversion of an L-histidine residue in the translation elongation factor eEF-2 (eft201 or eft202) to diphthamide (By similarity). Has a role in meiosis; In the N-terminal section; belongs to the Diphthine-- ammonia ligase family. (606 aa)
dph3Diphthamide biosynthesis protein 3; Required for the first step of diphthamide biosynthesis, the transfer of 3-amino-3-carboxypropyl from S-adenosyl-L-methionine to a histidine residue. Diphthamide is a post-translational modification of histidine which occurs in elongation factor 2 (By similarity). Belongs to the DPH3 family. (79 aa)
tyw3tRNA wybutosine-synthesizing protein 3; S-adenosyl-L-methionine-dependent methyltransferase that acts as a component of the wybutosine biosynthesis pathway. Wybutosine is a hyper modified guanosine with a tricyclic base found at the 3'-position adjacent to the anticodon of eukaryotic phenylalanine tRNA. Probably methylates N-4 position of wybutosine-86 to produce wybutosine-72 (By similarity). (237 aa)
sfp1Zinc finger protein sfp1. (442 aa)
dph4Diphthamide biosynthesis protein 4; Required for the first step of diphthamide biosynthesis, the transfer of 3-amino-3-carboxypropyl from S-adenosyl-L-methionine to a histidine residue. Diphthamide is a post-translational modification of histidine which occurs in elongation factor 2 (By similarity). Belongs to the DPH4 family. (139 aa)
Your Current Organism:
Schizosaccharomyces pombe
NCBI taxonomy Id: 284812
Other names: S. pombe 972h-, Schizosaccharomyces pombe 972h-
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