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| | Abm4_0031 | PHP domain-containing protein. (219 aa) |
| | thrS | threonyl-tRNA synthetase ThrS; Belongs to the class-II aminoacyl-tRNA synthetase family. (611 aa) |
| | argS | arginyl-tRNA synthetase ArgS; Belongs to the class-I aminoacyl-tRNA synthetase family. (574 aa) |
| | Abm4_0065 | LSM domain-containing protein. (67 aa) |
| | Abm4_0080 | Universal archaeal protein Kae1; Required for the formation of a threonylcarbamoyl group on adenosine at position 37 (t(6)A37) in tRNAs that read codons beginning with adenine. Is a component of the KEOPS complex that is probably involved in the transfer of the threonylcarbamoyl moiety of threonylcarbamoyl-AMP (TC-AMP) to the N6 group of A37. The Kae1 domain likely plays a direct catalytic role in this reaction. The Bud32 domain probably displays kinase activity that regulates Kae1 function. In the N-terminal section; belongs to the KAE1 / TsaD family. (549 aa) |
| | Abm4_0099 | tRNA(1-methyladenosine) methyltransferase. (243 aa) |
| | cas2 | CRISPR-associated endoribonuclease Cas2; CRISPR (clustered regularly interspaced short palindromic repeat), is an adaptive immune system that provides protection against mobile genetic elements (viruses, transposable elements and conjugative plasmids). CRISPR clusters contain sequences complementary to antecedent mobile elements and target invading nucleic acids. CRISPR clusters are transcribed and processed into CRISPR RNA (crRNA). Functions as a ssRNA-specific endoribonuclease. Involved in the integration of spacer DNA into the CRISPR cassette. (87 aa) |
| | leuS | leucyl-tRNA synthetase LeuS; Belongs to the class-I aminoacyl-tRNA synthetase family. (955 aa) |
| | truD | tRNA pseudouridine synthase D TruD; Could be responsible for synthesis of pseudouridine from uracil-13 in transfer RNAs; Belongs to the pseudouridine synthase TruD family. (427 aa) |
| | lysS | lysyl-tRNA synthetase LysS; Belongs to the class-I aminoacyl-tRNA synthetase family. (528 aa) |
| | fen | Flap endonuclease Fen; Structure-specific nuclease with 5'-flap endonuclease and 5'- 3' exonuclease activities involved in DNA replication and repair. During DNA replication, cleaves the 5'-overhanging flap structure that is generated by displacement synthesis when DNA polymerase encounters the 5'-end of a downstream Okazaki fragment. Binds the unpaired 3'-DNA end and kinks the DNA to facilitate 5' cleavage specificity. Cleaves one nucleotide into the double-stranded DNA from the junction in flap DNA, leaving a nick for ligation. Also involved in the base excision repair (BER) pathway. [...] (327 aa) |
| | tbp | TATA-box binding protein Tbp; General factor that plays a role in the activation of archaeal genes transcribed by RNA polymerase. Binds specifically to the TATA box promoter element which lies close to the position of transcription initiation. (181 aa) |
| | rnp4 | Ribonuclease P subunit RPR2; Part of ribonuclease P, a protein complex that generates mature tRNA molecules by cleaving their 5'-ends. (123 aa) |
| | Abm4_0195 | RNA-binding protein. (87 aa) |
| | Abm4_0215 | Hypothetical protein; Activates the tRNA-splicing ligase complex by facilitating the enzymatic turnover of catalytic subunit RtcB. Acts by promoting the guanylylation of RtcB, a key intermediate step in tRNA ligation. Can also alter the NTP specificity of RtcB such that ATP, dGTP or ITP is used efficiently. (154 aa) |
| | rtcB | Hypothetical protein; Belongs to the RtcB family. (482 aa) |
| | pelA | Cell division protein pelota PelA; May function in recognizing stalled ribosomes, interact with stem-loop structures in stalled mRNA molecules, and effect endonucleolytic cleavage of the mRNA. May play a role in the release non-functional ribosomes and degradation of damaged mRNAs. Has endoribonuclease activity. (353 aa) |
| | Abm4_0249 | PUA domain-containing protein. (304 aa) |
| | Abm4_0250 | HD domain-containing protein. (164 aa) |
| | tfe | Transcription initiation factor TFIIE alpha subunit Tfe; Transcription factor that plays a role in the activation of archaeal genes transcribed by RNA polymerase. Facilitates transcription initiation by enhancing TATA-box recognition by TATA-box-binding protein (Tbp), and transcription factor B (Tfb) and RNA polymerase recruitment. Not absolutely required for transcription in vitro, but particularly important in cases where Tbp or Tfb function is not optimal. It dynamically alters the nucleic acid-binding properties of RNA polymerases by stabilizing the initiation complex and destabili [...] (151 aa) |
| | alaS | alanyl-tRNA synthetase AlaS; Catalyzes the attachment of alanine to tRNA(Ala) in a two- step reaction: alanine is first activated by ATP to form Ala-AMP and then transferred to the acceptor end of tRNA(Ala). Also edits incorrectly charged Ser-tRNA(Ala) and Gly-tRNA(Ala) via its editing domain. (906 aa) |
| | thiI | Thiamine biosynthesis ATP pyrophosphatase ThiI; Catalyzes the ATP-dependent transfer of a sulfur to tRNA to produce 4-thiouridine in position 8 of tRNAs, which functions as a near-UV photosensor. Also catalyzes the transfer of sulfur to the sulfur carrier protein ThiS, forming ThiS-thiocarboxylate. This is a step in the synthesis of thiazole, in the thiamine biosynthesis pathway. The sulfur is donated as persulfide by IscS. (382 aa) |
| | Abm4_0269 | Sua5/YciO/YrdC/YwlC family translation factor. (196 aa) |
| | Abm4_0314 | Hypothetical protein. (130 aa) |
| | Abm4_0323 | Hypothetical protein; Specifically catalyzes the AdoMet-dependent 2'-O-ribose methylation of cytidine at position 56 in tRNAs; Belongs to the aTrm56 family. (181 aa) |
| | taw1 | tRNA-modifying enzyme; Component of the wyosine derivatives biosynthesis pathway that catalyzes the condensation of N-methylguanine with 2 carbon atoms from pyruvate to form the tricyclic 4-demethylwyosine (imG-14) on guanosine-37 of tRNA(Phe). (306 aa) |
| | rpoH | DNA-directed RNA polymerase subunit H RpoH; DNA-dependent RNA polymerase catalyzes the transcription of DNA into RNA using the four ribonucleoside triphosphates as substrates. Belongs to the archaeal RpoH/eukaryotic RPB5 RNA polymerase subunit family. (81 aa) |
| | rpoB | DNA-directed RNA polymerase subunit B RpoB; DNA-dependent RNA polymerase catalyzes the transcription of DNA into RNA using the four ribonucleoside triphosphates as substrates. (1117 aa) |
| | rpoA1 | DNA-directed RNA polymerase subunit A' RpoA1; DNA-dependent RNA polymerase catalyzes the transcription of DNA into RNA using the four ribonucleoside triphosphates as substrates. (869 aa) |
| | rpoA2 | DNA-directed RNA polymerase subunit A'' RpoA2; DNA-dependent RNA polymerase catalyzes the transcription of DNA into RNA using the four ribonucleoside triphosphates as substrates. (423 aa) |
| | nusA | Transcription elongation factor NusA-like protein; Participates in transcription termination. Belongs to the NusA family. (143 aa) |
| | Abm4_0404 | tRNA binding domain-containing protein. (241 aa) |
| | thgL | tRNA(His) guanylyltransferase ThgL. (282 aa) |
| | tiaS | DNA-binding protein; ATP-dependent agmatine transferase that catalyzes the formation of 2-agmatinylcytidine (agm2C) at the wobble position (C34) of tRNA(Ile2), converting the codon specificity from AUG to AUA. (405 aa) |
| | ahaH | A1A0 archaeal ATP synthase subunit H AhaH. (104 aa) |
| | Abm4_0434 | 4Fe-4S ferredoxin iron-sulfur binding domain-containing protein. (267 aa) |
| | Abm4_0435 | Hypothetical protein. (134 aa) |
| | dnaG | DNA primase DnaG; RNA polymerase that catalyzes the synthesis of short RNA molecules used as primers for DNA polymerase during DNA replication. Also part of the exosome, which is a complex involved in RNA degradation. Acts as a poly(A)-binding protein that enhances the interaction between heteropolymeric, adenine-rich transcripts and the exosome. (427 aa) |
| | Abm4_0444 | H/ACA RNA-protein complex component Gar1. (93 aa) |
| | tfb | Transcription initiation factor TFIIB Tfb; Stabilizes TBP binding to an archaeal box-A promoter. Also responsible for recruiting RNA polymerase II to the pre-initiation complex (DNA-TBP-TFIIB). (310 aa) |
| | truA | tRNA pseudouridine synthase A TruA; Formation of pseudouridine at positions 38, 39 and 40 in the anticodon stem and loop of transfer RNAs; Belongs to the tRNA pseudouridine synthase TruA family. (296 aa) |
| | Abm4_0525 | MiaB-like tRNA modifying enzyme. (429 aa) |
| | Abm4_0526 | Archaeal histone. (66 aa) |
| | Abm4_0530 | Histone acetyltransferase ELP3 family. (570 aa) |
| | Abm4_0612 | Hypothetical protein. (136 aa) |
| | metG | methionyl-tRNA synthetase MetG; Is required not only for elongation of protein synthesis but also for the initiation of all mRNA translation through initiator tRNA(fMet) aminoacylation. (671 aa) |
| | priB | DNA primase large subunit PriB; Regulatory subunit of DNA primase, an RNA polymerase that catalyzes the synthesis of short RNA molecules used as primers for DNA polymerase during DNA replication. Stabilizes and modulates the activity of the small subunit, increasing the rate of DNA synthesis, and conferring RNA synthesis capability. The DNA polymerase activity may enable DNA primase to also catalyze primer extension after primer synthesis. May also play a role in DNA repair. (452 aa) |
| | priA | DNA primase small subunit PriA; Catalytic subunit of DNA primase, an RNA polymerase that catalyzes the synthesis of short RNA molecules used as primers for DNA polymerase during DNA replication. The small subunit contains the primase catalytic core and has DNA synthesis activity on its own. Binding to the large subunit stabilizes and modulates the activity, increasing the rate of DNA synthesis while decreasing the length of the DNA fragments, and conferring RNA synthesis capability. The DNA polymerase activity may enable DNA primase to also catalyze primer extension after primer synthe [...] (334 aa) |
| | cca | tRNA nucleotidyltransferase Cca; Catalyzes the addition and repair of the essential 3'- terminal CCA sequence in tRNAs without using a nucleic acid template. Adds these three nucleotides in the order of C, C, and A to the tRNA nucleotide-73, using CTP and ATP as substrates and producing inorganic pyrophosphate. (461 aa) |
| | Abm4_0659 | PHP domain-containing protein. (220 aa) |
| | aspS | aspartyl-tRNA synthetase AspS; Aspartyl-tRNA synthetase with relaxed tRNA specificity since it is able to aspartylate not only its cognate tRNA(Asp) but also tRNA(Asn). Reaction proceeds in two steps: L-aspartate is first activated by ATP to form Asp-AMP and then transferred to the acceptor end of tRNA(Asp/Asn). (439 aa) |
| | endA | tRNA intron endonuclease EndA. (171 aa) |
| | trpS | tryptophanyl-tRNA synthetase TrpS; Catalyzes the attachment of tryptophan to tRNA(Trp). (363 aa) |
| | Abm4_0708 | Archaeal histone. (67 aa) |
| | rpl7ae | Ribosomal protein L7Ae Rpl7ae; Multifunctional RNA-binding protein that recognizes the K- turn motif in ribosomal RNA, the RNA component of RNase P, box H/ACA, box C/D and box C'/D' sRNAs. (123 aa) |
| | Abm4_0716 | Hypothetical protein. (128 aa) |
| | rpoE1 | DNA-directed RNA polymerase subunit E' RpoE1. (185 aa) |
| | Abm4_0761 | YbaK family protein. (159 aa) |
| | Abm4_0768 | Hypothetical protein. (164 aa) |
| | hisS | histidyl-tRNA synthetase HisS; Belongs to the class-II aminoacyl-tRNA synthetase family. (431 aa) |
| | Abm4_0798 | LSM domain-containing protein; Belongs to the snRNP Sm proteins family. (77 aa) |
| | rnc | Ribonuclease III Rnc. (222 aa) |
| | Abm4_0848 | Archaeal histone. (67 aa) |
| | Abm4_0885 | Hypothetical protein; Probable pre-rRNA processing protein involved in ribosome biogenesis; Belongs to the TSR3 family. (172 aa) |
| | Abm4_0914 | Hypothetical protein. (89 aa) |
| | Abm4_0915 | Ribosomal biogenesis protein; Probably involved in the biogenesis of the ribosome. (171 aa) |
| | Abm4_0916 | DNA-directed RNA polymerase subunit P RpoP. (43 aa) |
| | rrp42 | Exosome complex RNA-binding protein Rrp42; Non-catalytic component of the exosome, which is a complex involved in RNA degradation. Contributes to the structuring of the Rrp41 active site. (263 aa) |
| | rrp41 | Exosome complex exonuclease Rrp41. (243 aa) |
| | rrp4 | Exosome complex RNA-binding protein Rrp4; Non-catalytic component of the exosome, which is a complex involved in RNA degradation. Increases the RNA binding and the efficiency of RNA degradation. Confers strong poly(A) specificity to the exosome. (334 aa) |
| | rnp2 | Ribonuclease P subunit P14; Part of ribonuclease P, a protein complex that generates mature tRNA molecules by cleaving their 5'-ends; Belongs to the eukaryotic/archaeal RNase P protein component 2 family. (120 aa) |
| | rnp3 | Ribonuclease P subunit P30; Part of ribonuclease P, a protein complex that generates mature tRNA molecules by cleaving their 5'-ends; Belongs to the eukaryotic/archaeal RNase P protein component 3 family. (244 aa) |
| | Abm4_0968 | Hypothetical protein. (169 aa) |
| | Abm4_0970 | RNA methylase. (343 aa) |
| | tgtA | Archaeosine tRNA-ribosyltransferase TgtA; Exchanges the guanine residue with 7-cyano-7-deazaguanine (preQ0) at position 15 in the dihydrouridine loop (D-loop) of archaeal tRNAs; Belongs to the archaeosine tRNA-ribosyltransferase family. (659 aa) |
| | tfs1 | Transcription factor S Tfs1; Belongs to the archaeal rpoM/eukaryotic RPA12/RPB9/RPC11 RNA polymerase family. (106 aa) |
| | Abm4_1029 | Hypothetical protein. (408 aa) |
| | cas2-2 | CRISPR-associated endoribonuclease Cas2; CRISPR (clustered regularly interspaced short palindromic repeat), is an adaptive immune system that provides protection against mobile genetic elements (viruses, transposable elements and conjugative plasmids). CRISPR clusters contain sequences complementary to antecedent mobile elements and target invading nucleic acids. CRISPR clusters are transcribed and processed into CRISPR RNA (crRNA). Functions as a ssRNA-specific endoribonuclease. Involved in the integration of spacer DNA into the CRISPR cassette. (91 aa) |
| | serS | seryl-tRNA synthetase SerS. (425 aa) |
| | pheS | phenylalanyl-tRNA synthetase alpha subunit PheS; Belongs to the class-II aminoacyl-tRNA synthetase family. Phe-tRNA synthetase alpha subunit type 2 subfamily. (520 aa) |
| | cysS | cysteinyl-tRNA synthetase CysS; Belongs to the class-I aminoacyl-tRNA synthetase family. (487 aa) |
| | valS | valyl-tRNA synthetase ValS; Catalyzes the attachment of valine to tRNA(Val). As ValRS can inadvertently accommodate and process structurally similar amino acids such as threonine, to avoid such errors, it has a 'posttransfer' editing activity that hydrolyzes mischarged Thr-tRNA(Val) in a tRNA- dependent manner; Belongs to the class-I aminoacyl-tRNA synthetase family. ValS type 2 subfamily. (909 aa) |
| | pheT | phenylalanyl-tRNA synthetase subunit beta PheT. (552 aa) |
| | Abm4_1201 | 4Fe-4S ferredoxin iron-sulfur binding domain-containing protein. (241 aa) |
| | proS | prolyl-tRNA synthetase ProS; Catalyzes the attachment of proline to tRNA(Pro) in a two- step reaction: proline is first activated by ATP to form Pro-AMP and then transferred to the acceptor end of tRNA(Pro). (469 aa) |
| | gltX | glutamyl-tRNA synthetase GltX; Catalyzes the attachment of glutamate to tRNA(Glu) in a two- step reaction: glutamate is first activated by ATP to form Glu-AMP and then transferred to the acceptor end of tRNA(Glu). (557 aa) |
| | rnj | RNA-metabolising metallo-beta-lactamase; An RNase that has 5'-3' exonuclease activity. May be involved in RNA degradation; Belongs to the metallo-beta-lactamase superfamily. RNA- metabolizing metallo-beta-lactamase-like family. Archaeal RNase J subfamily. (451 aa) |
| | rpoK | DNA-directed RNA polymerase subunit K RpoK; DNA-dependent RNA polymerase catalyzes the transcription of DNA into RNA using the four ribonucleoside triphosphates as substrates. Belongs to the archaeal RpoK/eukaryotic RPB6 RNA polymerase subunit family. (60 aa) |
| | rpoN | DNA-directed RNA polymerase subunit N RpoN. (56 aa) |
| | rpoD | DNA-directed RNA polymerase subunit D RpoD; DNA-dependent RNA polymerase catalyzes the transcription of DNA into RNA using the four ribonucleoside triphosphates as substrates. (267 aa) |
| | cbf5p | H/ACA RNA-protein complex component Cbf5p; Could be responsible for synthesis of pseudouridine from uracil-55 in the psi GC loop of transfer RNAs; Belongs to the pseudouridine synthase TruB family. Type 2 subfamily. (320 aa) |
| | rnp1 | Ribonuclease P subunit P29; Part of ribonuclease P, a protein complex that generates mature tRNA molecules by cleaving their 5'-ends; Belongs to the eukaryotic/archaeal RNase P protein component 1 family. (93 aa) |
| | Abm4_1310 | Archaeosine tRNA-ribosyltransferase family protein. (249 aa) |
| | Abm4_1316 | Met-10+ like-protein. (361 aa) |
| | Abm4_1326 | Hypothetical protein. (167 aa) |
| | Abm4_1341 | RNA methyltransferase TrmH family. (303 aa) |
| | glyS | glycyl-tRNA synthetase GlyS. (568 aa) |
| | dusA1 | tRNA-dihydrouridine synthase DusA1. (329 aa) |
| | rnz | Ribonuclease Z Rnz; Zinc phosphodiesterase, which displays some tRNA 3'- processing endonuclease activity. Probably involved in tRNA maturation, by removing a 3'-trailer from precursor tRNA; Belongs to the RNase Z family. (297 aa) |
| | dtd | D-tyrosyl-tRNA(Tyr) deacylase; An aminoacyl-tRNA editing enzyme that deacylates mischarged D-aminoacyl-tRNAs. Also deacylates mischarged glycyl-tRNA(Ala), protecting cells against glycine mischarging by AlaRS. Acts via tRNA- based rather than protein-based catalysis; rejects L-amino acids rather than detecting D-amino acids in the active site. By recycling D- aminoacyl-tRNA to D-amino acids and free tRNA molecules, this enzyme counteracts the toxicity associated with the formation of D-aminoacyl- tRNA entities in vivo and helps enforce protein L-homochirality. Belongs to the DTD family. (148 aa) |
| | rrmJ | Ribosomal RNA large subunit methyltransferase J RrmJ; Specifically methylates the uridine in position 2552 of 23S rRNA at the 2'-O position of the ribose in the fully assembled 50S ribosomal subunit. (202 aa) |
| | tyrS | tyrosyl-tRNA synthetase TyrS; Catalyzes the attachment of tyrosine to tRNA(Tyr) in a two- step reaction: tyrosine is first activated by ATP to form Tyr-AMP and then transferred to the acceptor end of tRNA(Tyr); Belongs to the class-I aminoacyl-tRNA synthetase family. TyrS type 3 subfamily. (320 aa) |
| | Abm4_1419 | Radical SAM domain-containing protein. (364 aa) |
| | Abm4_1424 | PP-loop family protein. (310 aa) |
| | Abm4_1455 | 4Fe-4S ferredoxin iron-sulfur binding domain-containing protein. (244 aa) |
| | Abm4_1472 | RNA-binding protein. (199 aa) |
| | dusA2 | tRNA-dihydrouridine synthase DusA2. (236 aa) |
| | rnhB | Ribonuclease HII RnhB; Endonuclease that specifically degrades the RNA of RNA-DNA hybrids; Belongs to the RNase HII family. (207 aa) |
| | Abm4_1541 | PP-loop family protein. (285 aa) |
| | trm1 | N2,N2-dimethylguanosine tRNA methyltransferase Trm1; Dimethylates a single guanine residue at position 26 of a number of tRNAs using S-adenosyl-L-methionine as donor of the methyl groups; Belongs to the class I-like SAM-binding methyltransferase superfamily. Trm1 family. (398 aa) |
| | taw2 | Met-10+ like-protein; S-adenosyl-L-methionine-dependent transferase that acts as a component of the wyosine derivatives biosynthesis pathway. Catalyzes the transfer of the alpha-amino-alpha-carboxypropyl (acp) group from S- adenosyl-L-methionine to 4-demethylwyosine (imG-14), forming 7- aminocarboxypropyl-demethylwyosine (wybutosine-86) at position 37 of tRNA(Phe). (251 aa) |
| | flpA | Fibrillarin FlpA; Involved in pre-rRNA and tRNA processing. Utilizes the methyl donor S-adenosyl-L-methionine to catalyze the site-specific 2'-hydroxyl methylation of ribose moieties in rRNA and tRNA. 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; Belongs to the methyltransferase superfamily. Fibrillarin family. (216 aa) |
| | nop10 | H/ACA RNA-protein complex component Nop10p; Involved in ribosome biogenesis; more specifically in 18S rRNA pseudouridylation and in cleavage of pre-rRNA. (53 aa) |
| | tfs2 | Transcription factor S Tfs2; Belongs to the archaeal rpoM/eukaryotic RPA12/RPB9/RPC11 RNA polymerase family. (105 aa) |
| | rpoL | DNA-directed RNA polymerase subunit L RpoL; DNA-dependent RNA polymerase catalyzes the transcription of DNA into RNA using the four ribonucleoside triphosphates as substrates. Belongs to the archaeal RpoL/eukaryotic RPB11/RPC19 RNA polymerase subunit family. (94 aa) |
| | csl4 | Exosome complex RNA-binding protein Csl4; Non-catalytic component of the exosome, which is a complex involved in RNA degradation. Increases the RNA binding and the efficiency of RNA degradation. Helpful for the interaction of the exosome with A-poor RNAs. (189 aa) |
| | pus10 | Pseudouridylate synthase; Responsible for synthesis of pseudouridine from uracil-54 and uracil-55 in the psi GC loop of transfer RNAs. (409 aa) |
| | rpoF | DNA-directed RNA polymerase subunit F RpoF. (110 aa) |
| | ksgA | Dimethyladenosine transferase KsgA; Specifically dimethylates two adjacent adenosines in the loop of a conserved hairpin near the 3'-end of 16S rRNA in the 30S particle. May play a critical role in biogenesis of 30S subunits. Belongs to the class I-like SAM-binding methyltransferase superfamily. rRNA adenine N(6)-methyltransferase family. RsmA subfamily. (287 aa) |
| | ileS | isoleucyl-tRNA synthetase IleS; Catalyzes the attachment of isoleucine to tRNA(Ile). As IleRS can inadvertently accommodate and process structurally similar amino acids such as valine, to avoid such errors it has two additional distinct tRNA(Ile)-dependent editing activities. One activity is designated as 'pretransfer' editing and involves the hydrolysis of activated Val-AMP. The other activity is designated 'posttransfer' editing and involves deacylation of mischarged Val-tRNA(Ile). Belongs to the class-I aminoacyl-tRNA synthetase family. IleS type 2 subfamily. (1107 aa) |
| | Abm4_1715 | Methanogenesis marker protein 11. (310 aa) |
