LEPA_MYCAP
ID LEPA_MYCAP Reviewed; 597 AA.
AC A5IYS0;
DT 24-MAR-2009, integrated into UniProtKB/Swiss-Prot.
DT 26-JUN-2007, sequence version 1.
DT 03-AUG-2022, entry version 87.
DE RecName: Full=Elongation factor 4 {ECO:0000255|HAMAP-Rule:MF_00071};
DE Short=EF-4 {ECO:0000255|HAMAP-Rule:MF_00071};
DE EC=3.6.5.n1 {ECO:0000255|HAMAP-Rule:MF_00071};
DE AltName: Full=Ribosomal back-translocase LepA {ECO:0000255|HAMAP-Rule:MF_00071};
GN Name=lepA {ECO:0000255|HAMAP-Rule:MF_00071}; OrderedLocusNames=MAG4810;
OS Mycoplasmopsis agalactiae (strain NCTC 10123 / CIP 59.7 / PG2) (Mycoplasma
OS agalactiae).
OC Bacteria; Tenericutes; Mollicutes; Mycoplasmataceae; Mycoplasmopsis.
OX NCBI_TaxID=347257;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=NCTC 10123 / CIP 59.7 / PG2;
RX PubMed=17511520; DOI=10.1371/journal.pgen.0030075;
RA Sirand-Pugnet P., Lartigue C., Marenda M., Jacob D., Barre A., Barbe V.,
RA Schenowitz C., Mangenot S., Couloux A., Segurens B., de Daruvar A.,
RA Blanchard A., Citti C.;
RT "Being pathogenic, plastic, and sexual while living with a nearly minimal
RT bacterial genome.";
RL PLoS Genet. 3:744-758(2007).
CC -!- FUNCTION: Required for accurate and efficient protein synthesis under
CC certain stress conditions. May act as a fidelity factor of the
CC translation reaction, by catalyzing a one-codon backward translocation
CC of tRNAs on improperly translocated ribosomes. Back-translocation
CC proceeds from a post-translocation (POST) complex to a pre-
CC translocation (PRE) complex, thus giving elongation factor G a second
CC chance to translocate the tRNAs correctly. Binds to ribosomes in a GTP-
CC dependent manner. {ECO:0000255|HAMAP-Rule:MF_00071}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=GTP + H2O = GDP + H(+) + phosphate; Xref=Rhea:RHEA:19669,
CC ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:37565,
CC ChEBI:CHEBI:43474, ChEBI:CHEBI:58189; EC=3.6.5.n1;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00071};
CC -!- SUBCELLULAR LOCATION: Cell membrane {ECO:0000255|HAMAP-Rule:MF_00071};
CC Peripheral membrane protein {ECO:0000255|HAMAP-Rule:MF_00071};
CC Cytoplasmic side {ECO:0000255|HAMAP-Rule:MF_00071}.
CC -!- SIMILARITY: Belongs to the TRAFAC class translation factor GTPase
CC superfamily. Classic translation factor GTPase family. LepA subfamily.
CC {ECO:0000255|HAMAP-Rule:MF_00071}.
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DR EMBL; CU179680; CAL59179.1; -; Genomic_DNA.
DR RefSeq; WP_011949648.1; NC_009497.1.
DR AlphaFoldDB; A5IYS0; -.
DR SMR; A5IYS0; -.
DR STRING; 347257.MAG4810; -.
DR PRIDE; A5IYS0; -.
DR EnsemblBacteria; CAL59179; CAL59179; MAG4810.
DR KEGG; maa:MAG4810; -.
DR HOGENOM; CLU_009995_3_3_14; -.
DR OMA; MVQIAIQ; -.
DR Proteomes; UP000007065; Chromosome.
DR GO; GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0005525; F:GTP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0003924; F:GTPase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0043022; F:ribosome binding; IEA:UniProtKB-UniRule.
DR GO; GO:0003746; F:translation elongation factor activity; IEA:UniProtKB-UniRule.
DR GO; GO:0045727; P:positive regulation of translation; IEA:UniProtKB-UniRule.
DR CDD; cd03709; lepA_C; 1.
DR Gene3D; 3.30.70.2570; -; 1.
DR Gene3D; 3.40.50.300; -; 1.
DR HAMAP; MF_00071; LepA; 1.
DR InterPro; IPR006297; EF-4.
DR InterPro; IPR035647; EFG_III/V.
DR InterPro; IPR000640; EFG_V-like.
DR InterPro; IPR031157; G_TR_CS.
DR InterPro; IPR038363; LepA_C_sf.
DR InterPro; IPR013842; LepA_CTD.
DR InterPro; IPR035654; LepA_IV.
DR InterPro; IPR027417; P-loop_NTPase.
DR InterPro; IPR005225; Small_GTP-bd_dom.
DR InterPro; IPR000795; T_Tr_GTP-bd_dom.
DR InterPro; IPR009000; Transl_B-barrel_sf.
DR PANTHER; PTHR43512; PTHR43512; 1.
DR Pfam; PF00679; EFG_C; 1.
DR Pfam; PF00009; GTP_EFTU; 1.
DR Pfam; PF06421; LepA_C; 1.
DR PRINTS; PR00315; ELONGATNFCT.
DR SUPFAM; SSF50447; SSF50447; 1.
DR SUPFAM; SSF52540; SSF52540; 1.
DR SUPFAM; SSF54980; SSF54980; 2.
DR TIGRFAMs; TIGR01393; lepA; 1.
DR TIGRFAMs; TIGR00231; small_GTP; 1.
DR PROSITE; PS00301; G_TR_1; 1.
DR PROSITE; PS51722; G_TR_2; 1.
PE 3: Inferred from homology;
KW Cell membrane; GTP-binding; Hydrolase; Membrane; Nucleotide-binding;
KW Protein biosynthesis; Reference proteome.
FT CHAIN 1..597
FT /note="Elongation factor 4"
FT /id="PRO_1000092418"
FT DOMAIN 4..181
FT /note="tr-type G"
FT BINDING 16..21
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00071"
FT BINDING 128..131
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00071"
SQ SEQUENCE 597 AA; 67504 MW; D27CB60FB6095F85 CRC64;
MDKSKIRNFS IIAHIDHGKS TLADRILELT NTVAARDLEE QFLDQMDLER ERGITIKLNA
VQIKYKDYTF HLIDTPGHVD FTYEVSRSLA ASEGALLLVD ATQGIEAQTL ANVYLALENN
LEIIPIINKI DLPSANVEKT KEEIENVIGI PADNAVCVSA KTGLNCEKVL DAIVDYVPAP
KDADDNKPLK ALIFDSYFDE YRGVIMLIRV FQGKLKVGDD FKFMSNNANY HVIELGVRNP
KETKKEYLEA GEVGYVAATI RDAKEVHVGD TITLVENPAL EPLPGYKRKK PVLFTGFYPI
DTRDYAELKK SLDKISLSDS SLTWEQETSK ALGFGFRVGF LGMLHMDVIQ ERLSREYKVG
IIATSPSVEY KVVKTNGTFE MISNPSLMPD RTYIDHIEEP YIEATIILPN EYIGNIMDLC
QNKRGIYKSL DYIDDSRSRL IYEMPLGEIV FDFFDKMKSL SKGYASFEYD LIGYKTSDLV
KVDILLNGDK IDAFSIITHK DSAYEKSRDL TKRLKDAIPR QNFEVPVQAT IGGKIIARET
IKAFRKDVTH KLHASDISRY KKLLEKQKAG KKKMKMLGSV EVPQEAFLDI LKTNVDK