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Overview

Uniprot IDQ96I59
Protein NameAsparaginyl-tRNA synthetase
Gene NameNARS2
OrganismHomo sapiens

Kla Sites from experimental identification

Position Flanking peptide
353 DLRTEHEKYLVKHCG

Function

Mitochondrial aminoacyl-tRNA synthetase that catalyzes the specific attachment of the asparagine amino acid (aa) to the homologous transfer RNA (tRNA), further participating in protein synthesis (PubMed:25385316). The reaction occurs in a two steps: asparagine is first activated by ATP to form Asn-AMP and then transferred to the acceptor end of tRNA(Asn) (Probable)

Protein Sequence

10 MLGVRCLLRS 20 VRFCSSAPFP 30 KHKPSAKLSV 40 RDALGAQNAS 50 GERIKIQGWI 60 RSVRSQKEVL 70 FLHVNDGSSL 80 ESLQVVADSG 90 LDSRELNFGS 100 SVEVQGQLIK 110 SPSKRQNVEL 120 KAEKIKVIGN 130 CDAKDFPIKY 140 KERHPLEYLR 150 QYPHFRCRTN 160 VLGSILRIRS 170 EATAAIHSFF 180 KDSGFVHIHT 190 PIITSNDSEG 200 AGELFQLEPS 210 GKLKVPEENF 220 FNVPAFLTVS 230 GQLHLEVMSG 240 AFTQVFTFGP 250 TFRAENSQSR 260 RHLAEFYMIE 270 AEISFVDSLQ 280 DLMQVIEELF 290 KATTMMVLSK 300 CPEDVELCHK 310 FIAPGQKDRL 320 EHMLKNNFLI 330 ISYTEAVEIL 340 KQASQNFTFT 350 PEWGADLRTE 360 HEKYLVKHCG 370 NIPVFVINYP 380 LTLKPFYMRD 390 NEDGPQHTVA 400 AVDLLVPGVG 410 ELFGGGLREE 420 RYHFLEERLA 430 RSGLTEVYQW 440 YLDLRRFGSV 450 PHGGFGMGFE 460 RYLQCILGVD 470 NIKDVIPFPR FPHSCLL

Gene Ontology

Classification GO ID Description
Cellular Component GO:0005759 mitochondrial matrix
Cellular Component GO:0005739 mitochondrion
Molecular Function GO:0004816 asparagine-tRNA ligase activity
Molecular Function GO:0005524 ATP binding
Molecular Function GO:0003676 nucleic acid binding
Biological Process GO:0006421 asparaginyl-tRNA aminoacylation

Reference

[1] Yang Z, Yan C, Ma J, Peng P, Ren X et al.. Lactylome analysis suggests lactylation-dependent mechanisms of metabolic adaptation in hepatocellular carcinoma.. Nat Metab 5(1):61-79. 2023 Jan. PMID: 36593272.