ID A0A1C0VEL0_9CYAN Unreviewed; 537 AA.
AC A0A1C0VEL0;
DT 02-NOV-2016, integrated into UniProtKB/TrEMBL.
DT 02-NOV-2016, sequence version 1.
DT 24-JAN-2024, entry version 27.
DE RecName: Full=Methionine--tRNA ligase {ECO:0000256|HAMAP-Rule:MF_01228};
DE EC=6.1.1.10 {ECO:0000256|HAMAP-Rule:MF_01228};
DE AltName: Full=Methionyl-tRNA synthetase {ECO:0000256|HAMAP-Rule:MF_01228};
DE Short=MetRS {ECO:0000256|HAMAP-Rule:MF_01228};
GN Name=metG {ECO:0000256|HAMAP-Rule:MF_01228};
GN ORFNames=BCR12_14310 {ECO:0000313|EMBL:OCQ96242.1};
OS Limnothrix sp. P13C2.
OC Bacteria; Cyanobacteriota; Cyanophyceae; Pseudanabaenales;
OC Pseudanabaenaceae; Limnothrix.
OX NCBI_TaxID=1880902 {ECO:0000313|EMBL:OCQ96242.1, ECO:0000313|Proteomes:UP000093334};
RN [1] {ECO:0000313|EMBL:OCQ96242.1, ECO:0000313|Proteomes:UP000093334}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=P13C2 {ECO:0000313|EMBL:OCQ96242.1};
RA Tan B., Te S.H., Gin K., Thompson J.;
RT "Draft genome of Limnothrix sp. P13C2.";
RL Submitted (JUL-2016) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Is required not only for elongation of protein synthesis but
CC also for the initiation of all mRNA translation through initiator
CC tRNA(fMet) aminoacylation. {ECO:0000256|ARBA:ARBA00003314,
CC ECO:0000256|HAMAP-Rule:MF_01228}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=ATP + L-methionine + tRNA(Met) = AMP + diphosphate + L-
CC methionyl-tRNA(Met); Xref=Rhea:RHEA:13481, Rhea:RHEA-COMP:9667,
CC Rhea:RHEA-COMP:9698, ChEBI:CHEBI:30616, ChEBI:CHEBI:33019,
CC ChEBI:CHEBI:57844, ChEBI:CHEBI:78442, ChEBI:CHEBI:78530,
CC ChEBI:CHEBI:456215; EC=6.1.1.10; Evidence={ECO:0000256|HAMAP-
CC Rule:MF_01228};
CC -!- SUBUNIT: Monomer. {ECO:0000256|HAMAP-Rule:MF_01228}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_01228}.
CC -!- SIMILARITY: Belongs to the class-I aminoacyl-tRNA synthetase family.
CC {ECO:0000256|RuleBase:RU363039}.
CC -!- CAUTION: Lacks conserved residue(s) required for the propagation of
CC feature annotation. {ECO:0000256|HAMAP-Rule:MF_01228}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:OCQ96242.1}.
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DR EMBL; MBRF01000009; OCQ96242.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1C0VEL0; -.
DR STRING; 1880902.BCR12_14310; -.
DR Proteomes; UP000093334; Unassembled WGS sequence.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0004825; F:methionine-tRNA ligase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0006431; P:methionyl-tRNA aminoacylation; IEA:UniProtKB-UniRule.
DR CDD; cd07957; Anticodon_Ia_Met; 1.
DR CDD; cd00814; MetRS_core; 1.
DR Gene3D; 2.170.220.10; -; 1.
DR Gene3D; 3.40.50.620; HUPs; 1.
DR HAMAP; MF_01228; Met_tRNA_synth_type2; 1.
DR InterPro; IPR041872; Anticodon_Met.
DR InterPro; IPR014758; Met-tRNA_synth.
DR InterPro; IPR023457; Met-tRNA_synth_2.
DR InterPro; IPR015413; Methionyl/Leucyl_tRNA_Synth.
DR InterPro; IPR033911; MetRS_core.
DR InterPro; IPR014729; Rossmann-like_a/b/a_fold.
DR InterPro; IPR009080; tRNAsynth_Ia_anticodon-bd.
DR NCBIfam; TIGR00398; metG; 1.
DR PANTHER; PTHR43326:SF1; METHIONINE--TRNA LIGASE, MITOCHONDRIAL; 1.
DR PANTHER; PTHR43326; METHIONYL-TRNA SYNTHETASE; 1.
DR Pfam; PF19303; Anticodon_3; 1.
DR Pfam; PF09334; tRNA-synt_1g; 2.
DR PRINTS; PR01041; TRNASYNTHMET.
DR SUPFAM; SSF47323; Anticodon-binding domain of a subclass of class I aminoacyl-tRNA synthetases; 1.
DR SUPFAM; SSF52374; Nucleotidylyl transferase; 1.
PE 3: Inferred from homology;
KW Aminoacyl-tRNA synthetase {ECO:0000256|ARBA:ARBA00023146,
KW ECO:0000256|HAMAP-Rule:MF_01228};
KW ATP-binding {ECO:0000256|ARBA:ARBA00022840, ECO:0000256|HAMAP-
KW Rule:MF_01228}; Cytoplasm {ECO:0000256|HAMAP-Rule:MF_01228};
KW Ligase {ECO:0000256|ARBA:ARBA00022598, ECO:0000256|HAMAP-Rule:MF_01228};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741, ECO:0000256|HAMAP-
KW Rule:MF_01228};
KW Protein biosynthesis {ECO:0000256|ARBA:ARBA00022917, ECO:0000256|HAMAP-
KW Rule:MF_01228}; Reference proteome {ECO:0000313|Proteomes:UP000093334}.
FT DOMAIN 20..153
FT /note="Methionyl/Leucyl tRNA synthetase"
FT /evidence="ECO:0000259|Pfam:PF09334"
FT DOMAIN 156..379
FT /note="Methionyl/Leucyl tRNA synthetase"
FT /evidence="ECO:0000259|Pfam:PF09334"
FT DOMAIN 414..533
FT /note="Methionyl-tRNA synthetase anticodon-binding"
FT /evidence="ECO:0000259|Pfam:PF19303"
FT MOTIF 26..36
FT /note="'HIGH' region"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01228"
FT MOTIF 315..319
FT /note="'KMSKS' region"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01228"
FT BINDING 141
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01228"
FT BINDING 144
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01228"
FT BINDING 159
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01228"
FT BINDING 162
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01228"
SQ SEQUENCE 537 AA; 61235 MW; 42DD5D3B42188CC9 CRC64;
MVVTEDLTSS PPPPQPSPFT ITTPLYYVNA LPHIGSAYTT MAVDAVGRFY RLQGHPVLMI
TGTDEHGQKI ERTAQERNKN PQEHCDEIVQ GFADLWQKLN IRYDRFIRTT DERHRAIVVE
FFERVWAAGD IYSGKQQGWY CVSCEEFKEE RELTEDHHCL VHPNKQAEWR DEENYFFRLS
KYQTALQQFY GDHPEFIQPE SRRNEVLAFV ERGLQDFSIS RVNIDWGFAL PNDPKHTLYV
WFDALLGYVT ALLEPGEAPT LENALRHWWP ISTHVIGKDI LRFHAIYWPA MLMSAGLPIP
QRLFGHGFLT KDGQKMGKTL GNTIDPVALI DRYGSDAVRY YFLKEIEFGR DGDFNETRFI
NIVNADLAND LGNLLNRTLK MAHKYCEGRV PSVTVAETDP LRQLGTTLGD RAGRAYRAMA
LHEACQSVLM LAQTGNKYLD EQAPWTKFKQ GDRAAVEAIL YAVLESVRLA AYWLSPIVPQ
LSSRIYGQLG FAVDFDRVDA DPSLREQLGG HGHWGGLPTG QGLAEPQPVF QKLEMPQ
//