ID LFTR_POLSJ Reviewed; 255 AA. AC Q12B43; DT 31-OCT-2006, integrated into UniProtKB/Swiss-Prot. DT 22-AUG-2006, sequence version 1. DT 27-MAR-2024, entry version 91. DE RecName: Full=Leucyl/phenylalanyl-tRNA--protein transferase {ECO:0000255|HAMAP-Rule:MF_00688}; DE EC=2.3.2.6 {ECO:0000255|HAMAP-Rule:MF_00688}; DE AltName: Full=L/F-transferase {ECO:0000255|HAMAP-Rule:MF_00688}; DE AltName: Full=Leucyltransferase {ECO:0000255|HAMAP-Rule:MF_00688}; DE AltName: Full=Phenyalanyltransferase {ECO:0000255|HAMAP-Rule:MF_00688}; GN Name=aat {ECO:0000255|HAMAP-Rule:MF_00688}; GN OrderedLocusNames=Bpro_2326; OS Polaromonas sp. (strain JS666 / ATCC BAA-500). OC Bacteria; Pseudomonadota; Betaproteobacteria; Burkholderiales; OC Comamonadaceae; Polaromonas. OX NCBI_TaxID=296591; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=JS666 / ATCC BAA-500; RX PubMed=18723656; DOI=10.1128/aem.00197-08; RA Mattes T.E., Alexander A.K., Richardson P.M., Munk A.C., Han C.S., RA Stothard P., Coleman N.V.; RT "The genome of Polaromonas sp. strain JS666: insights into the evolution of RT a hydrocarbon- and xenobiotic-degrading bacterium, and features of RT relevance to biotechnology."; RL Appl. Environ. Microbiol. 74:6405-6416(2008). CC -!- FUNCTION: Functions in the N-end rule pathway of protein degradation CC where it conjugates Leu, Phe and, less efficiently, Met from aminoacyl- CC tRNAs to the N-termini of proteins containing an N-terminal arginine or CC lysine. {ECO:0000255|HAMAP-Rule:MF_00688}. CC -!- CATALYTIC ACTIVITY: CC Reaction=L-leucyl-tRNA(Leu) + N-terminal L-lysyl-[protein] = H(+) + N- CC terminal L-leucyl-L-lysyl-[protein] + tRNA(Leu); CC Xref=Rhea:RHEA:12340, Rhea:RHEA-COMP:9613, Rhea:RHEA-COMP:9622, CC Rhea:RHEA-COMP:12670, Rhea:RHEA-COMP:12671, ChEBI:CHEBI:15378, CC ChEBI:CHEBI:65249, ChEBI:CHEBI:78442, ChEBI:CHEBI:78494, CC ChEBI:CHEBI:133043; EC=2.3.2.6; Evidence={ECO:0000255|HAMAP- CC Rule:MF_00688}; CC -!- CATALYTIC ACTIVITY: CC Reaction=L-leucyl-tRNA(Leu) + N-terminal L-arginyl-[protein] = H(+) + CC N-terminal L-leucyl-L-arginyl-[protein] + tRNA(Leu); CC Xref=Rhea:RHEA:50416, Rhea:RHEA-COMP:9613, Rhea:RHEA-COMP:9622, CC Rhea:RHEA-COMP:12672, Rhea:RHEA-COMP:12673, ChEBI:CHEBI:15378, CC ChEBI:CHEBI:64719, ChEBI:CHEBI:78442, ChEBI:CHEBI:78494, CC ChEBI:CHEBI:133044; EC=2.3.2.6; Evidence={ECO:0000255|HAMAP- CC Rule:MF_00688}; CC -!- CATALYTIC ACTIVITY: CC Reaction=an N-terminal L-alpha-aminoacyl-[protein] + L-phenylalanyl- CC tRNA(Phe) = an N-terminal L-phenylalanyl-L-alpha-aminoacyl-[protein] CC + tRNA(Phe); Xref=Rhea:RHEA:43632, Rhea:RHEA-COMP:9668, Rhea:RHEA- CC COMP:9699, Rhea:RHEA-COMP:10636, Rhea:RHEA-COMP:10637, CC ChEBI:CHEBI:78442, ChEBI:CHEBI:78531, ChEBI:CHEBI:78597, CC ChEBI:CHEBI:83561; EC=2.3.2.6; Evidence={ECO:0000255|HAMAP- CC Rule:MF_00688}; CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00688}. CC -!- SIMILARITY: Belongs to the L/F-transferase family. {ECO:0000255|HAMAP- CC Rule:MF_00688}. CC --------------------------------------------------------------------------- CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms CC Distributed under the Creative Commons Attribution (CC BY 4.0) License CC --------------------------------------------------------------------------- DR EMBL; CP000316; ABE44249.1; -; Genomic_DNA. DR RefSeq; WP_011483247.1; NC_007948.1. DR AlphaFoldDB; Q12B43; -. DR SMR; Q12B43; -. DR STRING; 296591.Bpro_2326; -. DR KEGG; pol:Bpro_2326; -. DR eggNOG; COG2360; Bacteria. DR HOGENOM; CLU_075045_0_0_4; -. DR Proteomes; UP000001983; Chromosome. DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell. DR GO; GO:0008914; F:leucyl-tRNA--protein transferase activity; IEA:UniProtKB-UniRule. DR GO; GO:0030163; P:protein catabolic process; IEA:UniProtKB-UniRule. DR Gene3D; 3.40.630.70; Leucyl/phenylalanyl-tRNA-protein transferase, C-terminal domain; 1. DR Gene3D; 3.30.70.3550; Leucyl/phenylalanyl-tRNA-protein transferase, N-terminal domain; 1. DR HAMAP; MF_00688; Leu_Phe_trans; 1. DR InterPro; IPR016181; Acyl_CoA_acyltransferase. DR InterPro; IPR004616; Leu/Phe-tRNA_Trfase. DR InterPro; IPR042203; Leu/Phe-tRNA_Trfase_C. DR InterPro; IPR042221; Leu/Phe-tRNA_Trfase_N. DR NCBIfam; TIGR00667; aat; 1. DR PANTHER; PTHR30098; LEUCYL/PHENYLALANYL-TRNA--PROTEIN TRANSFERASE; 1. DR PANTHER; PTHR30098:SF2; LEUCYL_PHENYLALANYL-TRNA--PROTEIN TRANSFERASE; 1. DR Pfam; PF03588; Leu_Phe_trans; 1. DR SUPFAM; SSF55729; Acyl-CoA N-acyltransferases (Nat); 1. PE 3: Inferred from homology; KW Acyltransferase; Cytoplasm; Reference proteome; Transferase. FT CHAIN 1..255 FT /note="Leucyl/phenylalanyl-tRNA--protein transferase" FT /id="PRO_0000258075" SQ SEQUENCE 255 AA; 28528 MW; F83693A5E6A6E12F CRC64; MGKLPRPVPW LAAGENFPPL EFAWGRHDPA PGLLAAGAAL DVPTLIQAYS RGIFPWFSLG QPVLWWSPDP RMVLHTEKFK LHRSLRKSLI HFLDDPECEI KFDSAFEHVI KACASQPRAG QPGTWIVPDM VQAYSSLHRA GYAHSVETWV RGKLVGGLYC VKLGRMVFGE SMFAHQTDAS KIALAALVGF CRAHQIAMID CQQNTRHLAS LGAAEIDRAD FVRHLAQNVE KTTPPWQFEP VYWKQILTAE KPTLP //