ID LFTR_CAUSK Reviewed; 217 AA. AC B0SXA5; DT 20-MAY-2008, integrated into UniProtKB/Swiss-Prot. DT 08-APR-2008, sequence version 1. DT 27-MAR-2024, entry version 77. 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=Caul_2563; OS Caulobacter sp. (strain K31). OC Bacteria; Pseudomonadota; Alphaproteobacteria; Caulobacterales; OC Caulobacteraceae; Caulobacter. OX NCBI_TaxID=366602; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=K31; RG US DOE Joint Genome Institute; RA Copeland A., Lucas S., Lapidus A., Barry K., Glavina del Rio T., Dalin E., RA Tice H., Pitluck S., Bruce D., Goodwin L., Thompson L.S., Brettin T., RA Detter J.C., Han C., Schmutz J., Larimer F., Land M., Hauser L., RA Kyrpides N., Kim E., Stephens C., Richardson P.; RT "Complete sequence of chromosome of Caulobacter sp. K31."; RL Submitted (JAN-2008) to the EMBL/GenBank/DDBJ databases. 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; CP000927; ABZ71690.1; -; Genomic_DNA. DR AlphaFoldDB; B0SXA5; -. DR SMR; B0SXA5; -. DR STRING; 366602.Caul_2563; -. DR KEGG; cak:Caul_2563; -. DR eggNOG; COG2360; Bacteria. DR HOGENOM; CLU_075045_1_0_5; -. DR OrthoDB; 9790282at2; -. 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 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 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; Transferase. FT CHAIN 1..217 FT /note="Leucyl/phenylalanyl-tRNA--protein transferase" FT /id="PRO_1000083093" SQ SEQUENCE 217 AA; 24098 MW; 6CF8DD36413601A7 CRC64; MNDAFTVDDL IACYERGVFP MADARHDESI FLIDPERRGV LPLDGVHVPR RLARSIRGEP FEIRIDSAFD SVVEACATAR PGRLETWINT PIQRLYGQLF ARGLAHSVEC WDGEELVGGL YGVAFGGCFF GESMFSTRRD ASKVALIHLV GRLIVGGYQL LDTQFITEHL EQFGTIEIAR ADYRRRLGRA WTAQADFYRL AAGATGAEVL QAISQAS //