SYP_TROWT
ID SYP_TROWT Reviewed; 613 AA.
AC Q83GR4;
DT 05-SEP-2006, integrated into UniProtKB/Swiss-Prot.
DT 01-JUN-2003, sequence version 1.
DT 25-MAY-2022, entry version 116.
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=TWT_183;
OS Tropheryma whipplei (strain Twist) (Whipple's bacillus).
OC Bacteria; Actinobacteria; Micrococcales; Tropherymataceae; Tropheryma.
OX NCBI_TaxID=203267;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=Twist;
RX PubMed=12902375; DOI=10.1101/gr.1474603;
RA Raoult D., Ogata H., Audic S., Robert C., Suhre K., Drancourt M.,
RA Claverie J.-M.;
RT "Tropheryma whipplei twist: a human pathogenic Actinobacteria with a
RT reduced genome.";
RL Genome Res. 13:1800-1809(2003).
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; AE014184; AAO44280.1; -; Genomic_DNA.
DR RefSeq; WP_011102409.1; NC_004572.3.
DR AlphaFoldDB; Q83GR4; -.
DR SMR; Q83GR4; -.
DR STRING; 203267.TWT_183; -.
DR EnsemblBacteria; AAO44280; AAO44280; TWT_183.
DR KEGG; twh:TWT_183; -.
DR eggNOG; COG0442; Bacteria.
DR HOGENOM; CLU_016739_0_0_11; -.
DR OMA; NCDYAAN; -.
DR OrthoDB; 665824at2; -.
DR Proteomes; UP000002200; 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; 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; IPR033730; ProRS_core_prok.
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 PRINTS; PR01046; TRNASYNTHPRO.
DR SUPFAM; SSF55681; SSF55681; 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..613
FT /note="Proline--tRNA ligase"
FT /id="PRO_0000248807"
SQ SEQUENCE 613 AA; 67793 MW; E9BEA15980F5E159 CRC64;
MITKVSGFLF RTFREDPATT ESRGYGFLLR AGYIRQTGSG IFSWMPLGLK VRHKIENIIR
YEMGQVNAIE VLFPALFSAD LFKQSGRWSE YGDDIFRLKD RRQGDYLLAP THEEAFTQMM
KEICTSYRDL PRTVYQIQDK YRDELRPRAG LLRSREFSMK DAYSFDLDEK GLRQSYEAQK
RAYKKIFDRL KIDYVIVKAN AGAMGGSVSE EFLHPTEMGD DTFVVTADGS AFNAEVYVTP
PGPAIDYSNA PEAEDCETPG VISIPDLVNH MNSSGRFIGR VIESSDCLKC LLFRIEYAEV
QNGNPSNLVV KKILERGFEY IGFLVPGDRN VDLKRAQVAL SPLTIEPADN RVFECNPSFV
RGSIGPGLSG VFYCADPRVS LGSSWIIGAN RPGVHRIGAI AGRDFSFDCT LDVSSIKTGD
KSEWGPVTVK RGIEIGHLFQ LGLKYSNALG LKVLDKDGYN KAVFMGSYGI GVSRLFALIA
EKNCDERGLK WPAVLAPFDL HVVLLSSARA ELIDSLTDCG LDVLVDDRRV SPGVKFTDAQ
LIGVPKIIVI GDKTRGEDVE VWDRANDQRT VLPLKEMIQG VIQGVIQGVI QGVIQGGDTG
GDTGGDTGGC TER