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Overview

Uniprot IDP47897
Protein NameGlutamine--tRNA ligase
Gene NameQARS1
OrganismHomo sapiens

Kla Sites from experimental identification

Position Flanking peptide
496 LHYAVVSKRKILQLV
80 VSYIASKKIHTEPQL

Function

Glutamine--tRNA ligase (PubMed:26869582). Plays a critical role in brain development (PubMed:24656866)

Protein Sequence

10 MAALDSLSLF 20 TSLGLSEQKA 30 RETLKNSALS 40 AQLREAATQA 50 QQTLGSTIDK 60 ATGILLYGLA 70 SRLRDTRRLS 80 FLVSYIASKK 90 IHTEPQLSAA 100 LEYVRSHPLD 110 PIDTVDFERE 120 CGVGVIVTPE 130 QIEEAVEAAI 140 NRHRPQLLVE 150 RYHFNMGLLM 160 GEARAVLKWA 170 DGKMIKNEVD 180 MQVLHLLGPK 190 LEADLEKKFK 200 VAKARLEETD 210 RRTAKDVVEN 220 GETADQTLSL 230 MEQLRGEALK 240 FHKPGENYKT 250 PGYVVTPHTM 260 NLLKQHLEIT 270 GGQVRTRFPP 280 EPNGILHIGH 290 AKAINFNFGY 300 AKANNGICFL 310 RFDDTNPEKE 320 EAKFFTAICD 330 MVAWLGYTPY 340 KVTYASDYFD 350 QLYAWAVELI 360 RRGLAYVCHQ 370 RGEELKGHNT 380 LPSPWRDRPM 390 EESLLLFEAM 400 RKGKFSEGEA 410 TLRMKLVMED 420 GKMDPVAYRV 430 KYTPHHRTGD 440 KWCIYPTYDY 450 THCLCDSIEH 460 ITHSLCTKEF 470 QARRSSYFWL 480 CNALDVYCPV 490 QWEYGRLNLH 500 YAVVSKRKIL 510 QLVATGAVRD 520 WDDPRLFTLT 530 ALRRRGFPPE 540 AINNFCARVG 550 VTVAQTTMEP 560 HLLEACVRDV 570 LNDTAPRAMA 580 VLESLRVIIT 590 NFPAAKSLDI 600 QVPNFPADET 610 KGFHQVPFAP 620 IVFIERTDFK 630 EEPEPGFKRL 640 AWGQPVGLRH 650 TGYVIELQHV 660 VKGPSGCVES 670 LEVTCRRADA 680 GEKPKAFIHW 690 VSQPLMCEVR 700 LYERLFQHKN 710 PEDPTEVPGG 720 FLSDLNLASL 730 HVVDAALVDC 740 SVALAKPFDK 750 FQFERLGYFS 760 VDPDSHQGKL 770 VFNRTVTLKE DPGKV

Gene Ontology

Classification GO ID Description
Cellular Component GO:0017101 aminoacyl-tRNA synthetase multienzyme complex
Cellular Component GO:0005737 cytoplasm
Cellular Component GO:0005829 cytosol
Cellular Component GO:0005759 mitochondrial matrix
Cellular Component GO:0032991 protein-containing complex
Molecular Function GO:0005524 ATP binding
Molecular Function GO:0004819 glutamine-tRNA ligase activity
Molecular Function GO:0019901 protein kinase binding
Molecular Function GO:0004860 protein kinase inhibitor activity
Biological Process GO:0007420 brain development
Biological Process GO:0006425 glutaminyl-tRNA aminoacylation
Biological Process GO:2001234 negative regulation of apoptotic signaling pathway
Biological Process GO:0045892 negative regulation of DNA-templated transcription
Biological Process GO:0032873 negative regulation of stress-activated MAPK cascade
Biological Process GO:0006418 tRNA aminoacylation for protein translation

Reference

[1] Wu Q, Li Z, Gong T, Zheng X, Zhou X et al.. Porphyromonas gingivalis infection induces lysine lactylation reprogramming in human umbilical vein endothelial cells.. Front Cell Infect Microbiol 16:1706727. 2026. PMID: 41696360.