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Overview

Uniprot IDQ9UGM6
Protein NameTryptophan--tRNA ligase, mitochondrial
Gene NameWARS2
OrganismHomo sapiens

Kla Sites from experimental identification

Position Flanking peptide
143 LQHLHQWKAKTTKQK
253 EIVQKFRKAVTDFTS

Function

Catalyzes the attachment of tryptophan to tRNA(Trp) in a two-step reaction: tryptophan is first activated by ATP to form Trp-AMP and then transferred to the acceptor end of tRNA(Trp)

Protein Sequence

10 MALHSMRKAR 20 ERWSFIRALH 30 KGSAAAPALQ 40 KDSKKRVFSG 50 IQPTGILHLG 60 NYLGAIESWV 70 RLQDEYDSVL 80 YSIVDLHSIT 90 VPQDPAVLRQ 100 SILDMTAVLL 110 ACGINPEKSI 120 LFQQSQVSEH 130 TQLSWILSCM 140 VRLPRLQHLH 150 QWKAKTTKQK 160 HDGTVGLLTY 170 PVLQAADILL 180 YKSTHVPVGE 190 DQVQHMELVQ 200 DLAQGFNKKY 210 GEFFPVPESI 220 LTSMKKVKSL 230 RDPSAKMSKS 240 DPDKLATVRI 250 TDSPEEIVQK 260 FRKAVTDFTS 270 EVTYDPAGRA 280 GVSNIVAVHA 290 AVTGLSVEEV 300 VRRSAGMNTA 310 RYKLAVADAV 320 IEKFAPIKRE 330 IEKLKLDKDH 340 LEKVLQIGSA 350 KAKELAYTVC 360 QEVKKLVGFL

Gene Ontology

Classification GO ID Description
Cellular Component GO:0005759 mitochondrial matrix
Cellular Component GO:0005739 mitochondrion
Molecular Function GO:0005524 ATP binding
Molecular Function GO:0004830 tryptophan-tRNA ligase activity
Biological Process GO:0070183 mitochondrial tryptophanyl-tRNA aminoacylation
Biological Process GO:0045766 positive regulation of angiogenesis
Biological Process GO:0006418 tRNA aminoacylation for protein translation

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.