ID R4VE93_9GAMM Unreviewed; 933 AA.
AC R4VE93;
DT 24-JUL-2013, integrated into UniProtKB/TrEMBL.
DT 24-JUL-2013, sequence version 1.
DT 27-MAR-2024, entry version 61.
DE RecName: Full=Valine--tRNA ligase {ECO:0000256|HAMAP-Rule:MF_02004};
DE EC=6.1.1.9 {ECO:0000256|HAMAP-Rule:MF_02004};
DE AltName: Full=Valyl-tRNA synthetase {ECO:0000256|HAMAP-Rule:MF_02004};
DE Short=ValRS {ECO:0000256|HAMAP-Rule:MF_02004};
GN Name=valS {ECO:0000256|HAMAP-Rule:MF_02004,
GN ECO:0000313|EMBL:AGM40621.1};
GN ORFNames=SPISAL_02630 {ECO:0000313|EMBL:AGM40621.1};
OS Spiribacter salinus M19-40.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Chromatiales;
OC Ectothiorhodospiraceae; Spiribacter.
OX NCBI_TaxID=1260251 {ECO:0000313|EMBL:AGM40621.1, ECO:0000313|Proteomes:UP000017881};
RN [1] {ECO:0000313|EMBL:AGM40621.1, ECO:0000313|Proteomes:UP000017881}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=M19-40 {ECO:0000313|EMBL:AGM40621.1};
RX PubMed=23409269;
RA Leon M.J., Ghai R., Fernandez A.B., Sanchez-Porro C., Rodriguez-Valera F.,
RA Ventosa A.;
RT "Draft Genome of Spiribacter salinus M19-40, an Abundant
RT Gammaproteobacterium in Aquatic Hypersaline Environments.";
RL Genome Announc. 1:E00179-12(2013).
CC -!- FUNCTION: Catalyzes the attachment of valine to tRNA(Val). As ValRS can
CC inadvertently accommodate and process structurally similar amino acids
CC such as threonine, to avoid such errors, it has a 'posttransfer'
CC editing activity that hydrolyzes mischarged Thr-tRNA(Val) in a tRNA-
CC dependent manner. {ECO:0000256|HAMAP-Rule:MF_02004}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=ATP + L-valine + tRNA(Val) = AMP + diphosphate + L-valyl-
CC tRNA(Val); Xref=Rhea:RHEA:10704, Rhea:RHEA-COMP:9672, Rhea:RHEA-
CC COMP:9708, ChEBI:CHEBI:30616, ChEBI:CHEBI:33019, ChEBI:CHEBI:57762,
CC ChEBI:CHEBI:78442, ChEBI:CHEBI:78537, ChEBI:CHEBI:456215; EC=6.1.1.9;
CC Evidence={ECO:0000256|ARBA:ARBA00001624, ECO:0000256|HAMAP-
CC Rule:MF_02004};
CC -!- SUBUNIT: Monomer. {ECO:0000256|HAMAP-Rule:MF_02004}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_02004}.
CC -!- DOMAIN: The C-terminal coiled-coil domain is crucial for aminoacylation
CC activity. {ECO:0000256|HAMAP-Rule:MF_02004}.
CC -!- DOMAIN: ValRS has two distinct active sites: one for aminoacylation and
CC one for editing. The misactivated threonine is translocated from the
CC active site to the editing site. {ECO:0000256|HAMAP-Rule:MF_02004}.
CC -!- SIMILARITY: Belongs to the class-I aminoacyl-tRNA synthetase family.
CC ValS type 1 subfamily. {ECO:0000256|HAMAP-Rule:MF_02004}.
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DR EMBL; CP005963; AGM40621.1; -; Genomic_DNA.
DR RefSeq; WP_016352928.1; NC_021291.1.
DR AlphaFoldDB; R4VE93; -.
DR KEGG; ssal:SPISAL_02630; -.
DR PATRIC; fig|1260251.3.peg.529; -.
DR eggNOG; COG0525; Bacteria.
DR HOGENOM; CLU_001493_0_2_6; -.
DR OrthoDB; 9810365at2; -.
DR Proteomes; UP000017881; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0002161; F:aminoacyl-tRNA editing activity; IEA:InterPro.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0004832; F:valine-tRNA ligase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0006438; P:valyl-tRNA aminoacylation; IEA:UniProtKB-UniRule.
DR CDD; cd07962; Anticodon_Ia_Val; 1.
DR CDD; cd00817; ValRS_core; 1.
DR Gene3D; 3.40.50.620; HUPs; 2.
DR Gene3D; 1.10.287.380; Valyl-tRNA synthetase, C-terminal domain; 1.
DR HAMAP; MF_02004; Val_tRNA_synth_type1; 1.
DR InterPro; IPR001412; aa-tRNA-synth_I_CS.
DR InterPro; IPR002300; aa-tRNA-synth_Ia.
DR InterPro; IPR033705; Anticodon_Ia_Val.
DR InterPro; IPR013155; M/V/L/I-tRNA-synth_anticd-bd.
DR InterPro; IPR014729; Rossmann-like_a/b/a_fold.
DR InterPro; IPR010978; tRNA-bd_arm.
DR InterPro; IPR009080; tRNAsynth_Ia_anticodon-bd.
DR InterPro; IPR037118; Val-tRNA_synth_C_sf.
DR InterPro; IPR019499; Val-tRNA_synth_tRNA-bd.
DR InterPro; IPR009008; Val/Leu/Ile-tRNA-synth_edit.
DR InterPro; IPR002303; Valyl-tRNA_ligase.
DR NCBIfam; TIGR00422; valS; 1.
DR PANTHER; PTHR11946:SF93; VALINE--TRNA LIGASE, CHLOROPLASTIC_MITOCHONDRIAL 2; 1.
DR PANTHER; PTHR11946; VALYL-TRNA SYNTHETASES; 1.
DR Pfam; PF08264; Anticodon_1; 1.
DR Pfam; PF00133; tRNA-synt_1; 1.
DR Pfam; PF10458; Val_tRNA-synt_C; 1.
DR PRINTS; PR00986; TRNASYNTHVAL.
DR SUPFAM; SSF47323; Anticodon-binding domain of a subclass of class I aminoacyl-tRNA synthetases; 1.
DR SUPFAM; SSF52374; Nucleotidylyl transferase; 1.
DR SUPFAM; SSF46589; tRNA-binding arm; 1.
DR SUPFAM; SSF50677; ValRS/IleRS/LeuRS editing domain; 1.
DR PROSITE; PS00178; AA_TRNA_LIGASE_I; 1.
PE 3: Inferred from homology;
KW Aminoacyl-tRNA synthetase {ECO:0000256|ARBA:ARBA00023146,
KW ECO:0000256|HAMAP-Rule:MF_02004};
KW ATP-binding {ECO:0000256|ARBA:ARBA00022840, ECO:0000256|HAMAP-
KW Rule:MF_02004}; Coiled coil {ECO:0000256|HAMAP-Rule:MF_02004};
KW Cytoplasm {ECO:0000256|ARBA:ARBA00022490, ECO:0000256|HAMAP-Rule:MF_02004};
KW Ligase {ECO:0000256|ARBA:ARBA00022598, ECO:0000256|HAMAP-Rule:MF_02004};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741, ECO:0000256|HAMAP-
KW Rule:MF_02004};
KW Protein biosynthesis {ECO:0000256|ARBA:ARBA00022917, ECO:0000256|HAMAP-
KW Rule:MF_02004}; Reference proteome {ECO:0000313|Proteomes:UP000017881}.
FT DOMAIN 13..611
FT /note="Aminoacyl-tRNA synthetase class Ia"
FT /evidence="ECO:0000259|Pfam:PF00133"
FT DOMAIN 655..807
FT /note="Methionyl/Valyl/Leucyl/Isoleucyl-tRNA synthetase
FT anticodon-binding"
FT /evidence="ECO:0000259|Pfam:PF08264"
FT DOMAIN 868..929
FT /note="Valyl-tRNA synthetase tRNA-binding arm"
FT /evidence="ECO:0000259|Pfam:PF10458"
FT COILED 864..933
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02004"
FT MOTIF 40..50
FT /note="'HIGH' region"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02004"
FT MOTIF 535..539
FT /note="'KMSKS' region"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02004"
FT BINDING 538
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02004"
SQ SEQUENCE 933 AA; 106396 MW; FF2CEF73FD37BC8E CRC64;
MEKTYNPGQI EPKWYETWER NGDFQPSGEG NPYCIMIPPP NVTGTLHMGH AFQDTLMDVL
TRYHRMKGNN TLWQPGTDHA GIATQMVVER QLNAEGTTRQ ALGREAFVEK IWEWKDQSGG
TIQNQMRRLG ASVDWSRERF TMDEGLSHAV REVFVRLHEQ GLIYRGQRLV NWDPVLQTAV
SDLEVESAEE QGSIWKLRYP LADSDESVVV ATTRPETMLG DTAVAVNPED DRFSHLVGRR
IRLPLVGREI PIVADEYVDP AFGTGCLKIT PAHDFNDYQV GLRHGCEPIN IFTEDARVND
HAPVTYRGLD RYEARERIVA DFEAAGLLEA VEPHRLMVPR CDRTGVVVEP YLTYQWFVDL
TRETQTDGRP GGWSEITRPA IQAVRQGDIR FVPENWTKTY YNWLEEIQDW CISRQLWWGH
RIPAWYDADG HVYVGRDEAE IRERHGLGAD ITLHQDEDVL DTWFSSALWP FSTLGWPERT
PELNTFYPTS VLVTGFDIIF FWVARMIMMG LKFEDQVPFH EVYIHGLVRD ADGAKMSKSK
GNVLDPIDII DGIDLESLVA KRTTGLMQPQ LAPTIERQTR TAYPDGIAAH GTDALRFTFA
SLATTGRDVV FDMGRVDGYR NFCNKLWNAA RFVLMNTEGE DCGTQGGDIE LGAAERWIIS
RLQRTERTVI DAIDGYRMDQ AAQAIYEFIW DEYCDWYLEL AKPVLQGEAS DAARRGTRQT
LVRVLEATLR LTHPIMPFIT EEIWQRIAPL AGDATGTLIR QRFPVPEPGR EDTEAEKEIA
WLQRFILGIR RIRGEMDIAP GRPLPVLLQN AGAVDEERVA RHRQALDFLA RLESITVLPT
GEEAPESALA LVDHLEIRVP MAGLIDKEAE LARLDKERKR LADELSRTEG KLANDNFLNR
APADVVQRER DKLSEARSAL ERLNEQRVRI EQL
//