SYP_HAMD5
ID SYP_HAMD5 Reviewed; 579 AA.
AC C4K3K4;
DT 22-SEP-2009, integrated into UniProtKB/Swiss-Prot.
DT 07-JUL-2009, sequence version 1.
DT 25-MAY-2022, entry version 70.
DE RecName: Full=Proline--tRNA ligase {ECO:0000255|HAMAP-Rule:MF_01569};
DE EC=6.1.1.15 {ECO:0000255|HAMAP-Rule:MF_01569};
DE AltName: Full=Prolyl-tRNA synthetase {ECO:0000255|HAMAP-Rule:MF_01569};
DE Short=ProRS {ECO:0000255|HAMAP-Rule:MF_01569};
GN Name=proS {ECO:0000255|HAMAP-Rule:MF_01569}; OrderedLocusNames=HDEF_0391;
OS Hamiltonella defensa subsp. Acyrthosiphon pisum (strain 5AT).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC Enterobacteriaceae; aphid secondary symbionts; Candidatus Hamiltonella.
OX NCBI_TaxID=572265;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=5AT;
RX PubMed=19451630; DOI=10.1073/pnas.0900194106;
RA Degnan P.H., Yu Y., Sisneros N., Wing R.A., Moran N.A.;
RT "Hamiltonella defensa, genome evolution of protective bacterial
RT endosymbiont from pathogenic ancestors.";
RL Proc. Natl. Acad. Sci. U.S.A. 106:9063-9068(2009).
CC -!- FUNCTION: Catalyzes the attachment of proline to tRNA(Pro) in a two-
CC step reaction: proline is first activated by ATP to form Pro-AMP and
CC then transferred to the acceptor end of tRNA(Pro). As ProRS can
CC inadvertently accommodate and process non-cognate amino acids such as
CC alanine and cysteine, to avoid such errors it has two additional
CC distinct editing activities against alanine. One activity is designated
CC as 'pretransfer' editing and involves the tRNA(Pro)-independent
CC hydrolysis of activated Ala-AMP. The other activity is designated
CC 'posttransfer' editing and involves deacylation of mischarged Ala-
CC tRNA(Pro). The misacylated Cys-tRNA(Pro) is not edited by ProRS.
CC {ECO:0000255|HAMAP-Rule:MF_01569}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=ATP + L-proline + tRNA(Pro) = AMP + diphosphate + L-prolyl-
CC tRNA(Pro); Xref=Rhea:RHEA:14305, Rhea:RHEA-COMP:9700, Rhea:RHEA-
CC COMP:9702, ChEBI:CHEBI:30616, ChEBI:CHEBI:33019, ChEBI:CHEBI:60039,
CC ChEBI:CHEBI:78442, ChEBI:CHEBI:78532, ChEBI:CHEBI:456215;
CC EC=6.1.1.15; Evidence={ECO:0000255|HAMAP-Rule:MF_01569};
CC -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_01569}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_01569}.
CC -!- DOMAIN: Consists of three domains: the N-terminal catalytic domain, the
CC editing domain and the C-terminal anticodon-binding domain.
CC {ECO:0000255|HAMAP-Rule:MF_01569}.
CC -!- SIMILARITY: Belongs to the class-II aminoacyl-tRNA synthetase family.
CC ProS type 1 subfamily. {ECO:0000255|HAMAP-Rule:MF_01569}.
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DR EMBL; CP001277; ACQ67147.1; -; Genomic_DNA.
DR RefSeq; WP_012738107.1; NC_012751.1.
DR AlphaFoldDB; C4K3K4; -.
DR SMR; C4K3K4; -.
DR STRING; 572265.HDEF_0391; -.
DR EnsemblBacteria; ACQ67147; ACQ67147; HDEF_0391.
DR GeneID; 66260295; -.
DR KEGG; hde:HDEF_0391; -.
DR eggNOG; COG0442; Bacteria.
DR HOGENOM; CLU_016739_0_0_6; -.
DR OMA; NCDYAAN; -.
DR Proteomes; UP000002334; 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:0004827; F:proline-tRNA ligase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0006433; P:prolyl-tRNA aminoacylation; IEA:UniProtKB-UniRule.
DR CDD; cd00861; ProRS_anticodon_short; 1.
DR CDD; cd00779; ProRS_core_prok; 1.
DR Gene3D; 3.30.930.10; -; 2.
DR Gene3D; 3.40.50.800; -; 1.
DR HAMAP; MF_01569; Pro_tRNA_synth_type1; 1.
DR InterPro; IPR002314; aa-tRNA-synt_IIb.
DR InterPro; IPR006195; aa-tRNA-synth_II.
DR InterPro; IPR045864; aa-tRNA-synth_II/BPL/LPL.
DR InterPro; IPR004154; Anticodon-bd.
DR InterPro; IPR036621; Anticodon-bd_dom_sf.
DR InterPro; IPR002316; Pro-tRNA-ligase_IIa.
DR InterPro; IPR004500; Pro-tRNA-synth_IIa_bac-type.
DR InterPro; IPR023717; Pro-tRNA-Synthase_IIa_type1.
DR InterPro; IPR044140; ProRS_anticodon_short.
DR InterPro; IPR033730; ProRS_core_prok.
DR InterPro; IPR036754; YbaK/aa-tRNA-synt-asso_dom_sf.
DR InterPro; IPR007214; YbaK/aa-tRNA-synth-assoc-dom.
DR Pfam; PF03129; HGTP_anticodon; 1.
DR Pfam; PF00587; tRNA-synt_2b; 1.
DR Pfam; PF04073; tRNA_edit; 1.
DR PIRSF; PIRSF001535; ProRS_1; 1.
DR PRINTS; PR01046; TRNASYNTHPRO.
DR SUPFAM; SSF55681; SSF55681; 1.
DR SUPFAM; SSF55826; SSF55826; 1.
DR TIGRFAMs; TIGR00409; proS_fam_II; 1.
DR PROSITE; PS50862; AA_TRNA_LIGASE_II; 1.
PE 3: Inferred from homology;
KW Aminoacyl-tRNA synthetase; ATP-binding; Cytoplasm; Ligase;
KW Nucleotide-binding; Protein biosynthesis; Reference proteome.
FT CHAIN 1..579
FT /note="Proline--tRNA ligase"
FT /id="PRO_1000215531"
SQ SEQUENCE 579 AA; 65552 MW; D5583BAFD58278AD CRC64;
MRTTQYLLST LKELPADAEI ISHQLMLRAG MIRKLASGLY TWLPTGTRVL KKIENIVREE
MNKAGAIEVV MPIVQPADLW QESERWEHYG PELLRFADRS ERPFVLGPTH EEVITDLVRN
EISSYKQLPL NFFQIQTKFR DEIRPRFGIM RAREFLMKDA YSFHNTLESL QETYQTMYQA
YTKIFERMQL NFRAVQADTG SIGGSRSHEF QVLADSGEDE IVFSTVSDFA ANIELAEALV
PHEKRASPCE TLRIIDTPNA KTIDQLVEQF SIPIEKTLKT LIVYAHKDSG HKLLALLVRG
DHLINKVKAE KSPQVAKPLT FASEEDIRAH IGAGPGSLGP LHLKMPIIAD RAVAVMSDFS
AGSNKEDQHY FGINWERDLP LPIIEDLRNV VEGDPSPDGK GTLLIKRGIE VGHIFQLGTK
YSQAMGAKVQ GENGRQQMMI MGCYGIGVSR LVAAAIEQHH DQHGILWPEA IAPFQVAILP
IHLKKSDAVR QEAERLYAEL SSLGMDVIFD DRQERPGVMF ADMELIGIPH TLIIGDRDLE
NNELEYRYRG IDDHKKQQLK ISDVVSFLLE KINSHFNPK