SYFA_METHJ
ID SYFA_METHJ Reviewed; 478 AA.
AC Q2FLL0;
DT 15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT 21-MAR-2006, sequence version 1.
DT 03-AUG-2022, entry version 94.
DE RecName: Full=Phenylalanine--tRNA ligase alpha subunit {ECO:0000255|HAMAP-Rule:MF_00282};
DE EC=6.1.1.20 {ECO:0000255|HAMAP-Rule:MF_00282};
DE AltName: Full=Phenylalanyl-tRNA synthetase alpha subunit {ECO:0000255|HAMAP-Rule:MF_00282};
DE Short=PheRS {ECO:0000255|HAMAP-Rule:MF_00282};
GN Name=pheS {ECO:0000255|HAMAP-Rule:MF_00282}; OrderedLocusNames=Mhun_1729;
OS Methanospirillum hungatei JF-1 (strain ATCC 27890 / DSM 864 / NBRC 100397 /
OS JF-1).
OC Archaea; Euryarchaeota; Stenosarchaea group; Methanomicrobia;
OC Methanomicrobiales; Methanospirillaceae; Methanospirillum.
OX NCBI_TaxID=323259;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 27890 / DSM 864 / NBRC 100397 / JF-1;
RX PubMed=26744606; DOI=10.1186/s40793-015-0124-8;
RA Gunsalus R.P., Cook L.E., Crable B., Rohlin L., McDonald E., Mouttaki H.,
RA Sieber J.R., Poweleit N., Zhou H., Lapidus A.L., Daligault H.E., Land M.,
RA Gilna P., Ivanova N., Kyrpides N., Culley D.E., McInerney M.J.;
RT "Complete genome sequence of Methanospirillum hungatei type strain JF1.";
RL Stand. Genomic Sci. 11:2-2(2016).
CC -!- CATALYTIC ACTIVITY:
CC Reaction=ATP + L-phenylalanine + tRNA(Phe) = AMP + diphosphate + H(+) +
CC L-phenylalanyl-tRNA(Phe); Xref=Rhea:RHEA:19413, Rhea:RHEA-COMP:9668,
CC Rhea:RHEA-COMP:9699, ChEBI:CHEBI:15378, ChEBI:CHEBI:30616,
CC ChEBI:CHEBI:33019, ChEBI:CHEBI:58095, ChEBI:CHEBI:78442,
CC ChEBI:CHEBI:78531, ChEBI:CHEBI:456215; EC=6.1.1.20;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00282};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00282};
CC Note=Binds 2 magnesium ions per tetramer. {ECO:0000255|HAMAP-
CC Rule:MF_00282};
CC -!- SUBUNIT: Tetramer of two alpha and two beta subunits.
CC {ECO:0000255|HAMAP-Rule:MF_00282}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00282}.
CC -!- SIMILARITY: Belongs to the class-II aminoacyl-tRNA synthetase family.
CC Phe-tRNA synthetase alpha subunit type 2 subfamily. {ECO:0000255|HAMAP-
CC Rule:MF_00282}.
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DR EMBL; CP000254; ABD41452.1; -; Genomic_DNA.
DR RefSeq; WP_011448717.1; NC_007796.1.
DR AlphaFoldDB; Q2FLL0; -.
DR SMR; Q2FLL0; -.
DR STRING; 323259.Mhun_1729; -.
DR EnsemblBacteria; ABD41452; ABD41452; Mhun_1729.
DR GeneID; 3924933; -.
DR KEGG; mhu:Mhun_1729; -.
DR eggNOG; arCOG00410; Archaea.
DR HOGENOM; CLU_025086_2_2_2; -.
DR OMA; QIEGWVM; -.
DR OrthoDB; 22747at2157; -.
DR Proteomes; UP000001941; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0000287; F:magnesium ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0004826; F:phenylalanine-tRNA ligase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0000049; F:tRNA binding; IEA:InterPro.
DR GO; GO:0006432; P:phenylalanyl-tRNA aminoacylation; IEA:UniProtKB-UniRule.
DR Gene3D; 3.30.930.10; -; 1.
DR HAMAP; MF_00282; Phe_tRNA_synth_alpha2; 1.
DR InterPro; IPR006195; aa-tRNA-synth_II.
DR InterPro; IPR045864; aa-tRNA-synth_II/BPL/LPL.
DR InterPro; IPR004529; Phe-tRNA-synth_IIc_asu.
DR InterPro; IPR022917; Phe_tRNA_ligase_alpha_bac/arc.
DR InterPro; IPR002319; Phenylalanyl-tRNA_Synthase.
DR Pfam; PF01409; tRNA-synt_2d; 1.
DR SUPFAM; SSF55681; SSF55681; 1.
DR TIGRFAMs; TIGR00468; pheS; 1.
DR PROSITE; PS50862; AA_TRNA_LIGASE_II; 1.
PE 3: Inferred from homology;
KW Aminoacyl-tRNA synthetase; ATP-binding; Cytoplasm; Ligase; Magnesium;
KW Metal-binding; Nucleotide-binding; Protein biosynthesis;
KW Reference proteome.
FT CHAIN 1..478
FT /note="Phenylalanine--tRNA ligase alpha subunit"
FT /id="PRO_1000007660"
FT BINDING 318
FT /ligand="L-phenylalanine"
FT /ligand_id="ChEBI:CHEBI:58095"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00282"
FT BINDING 357..359
FT /ligand="L-phenylalanine"
FT /ligand_id="ChEBI:CHEBI:58095"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00282"
FT BINDING 397
FT /ligand="L-phenylalanine"
FT /ligand_id="ChEBI:CHEBI:58095"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00282"
FT BINDING 399
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_note="shared with beta subunit"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00282"
FT BINDING 422
FT /ligand="L-phenylalanine"
FT /ligand_id="ChEBI:CHEBI:58095"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00282"
SQ SEQUENCE 478 AA; 53544 MW; 58AE988882542975 CRC64;
MQLTLNEKRL LLELVKTETT TPEEMGTILD RPADSVIQYG GLLSQKGLAQ VDRAVTTTLT
LTEEGTQYLK EGLPERQLYD SFSESASIAD LNTHPHAKIG LGWMKRLGWV KIEAGNVIKT
GDPAPSPIEL ALKNPDAAPA DIKKDLLKRG LVTEEESVRY TITITDEGKK LAAAGITLTQ
ETGTLTADQI SSGAWKDLSL RRYDITKHPR PVWPGKIHPY QRMIDEMRRI LLDMGFTELH
GSIIQGAFWN FDALFQPQDH PAREMQDTFH LAGKQELPVG WEKVRDMHES GGETSSTGWG
GKWDPEKAKA TVLRTHTTSL SIQHLAAHPE PPVKAFCIGR VYRREAIDPT HLPEFEQLEG
IVMDTHVNFR NLLGYLKEFY GRMGFESVRF RPGYFPYTEP SVEPEVYIEG LGWVELGGAG
IFREEVTAPW GITCPVLAWG LGVSRVAMLR MGLTDLRELY QSDIDWVRNV PVVQGGRC