ID A0A2A9DXW0_9MICO Unreviewed; 611 AA.
AC A0A2A9DXW0;
DT 20-DEC-2017, integrated into UniProtKB/TrEMBL.
DT 20-DEC-2017, sequence version 1.
DT 27-MAR-2024, entry version 19.
DE RecName: Full=Elongation factor 4 {ECO:0000256|HAMAP-Rule:MF_00071};
DE Short=EF-4 {ECO:0000256|HAMAP-Rule:MF_00071};
DE EC=3.6.5.n1 {ECO:0000256|HAMAP-Rule:MF_00071};
DE AltName: Full=Ribosomal back-translocase LepA {ECO:0000256|HAMAP-Rule:MF_00071};
GN Name=lepA {ECO:0000256|HAMAP-Rule:MF_00071};
GN ORFNames=ATJ78_2161 {ECO:0000313|EMBL:PFG31206.1};
OS Microbacterium agarici.
OC Bacteria; Actinomycetota; Actinomycetes; Micrococcales; Microbacteriaceae;
OC Microbacterium.
OX NCBI_TaxID=630514 {ECO:0000313|EMBL:PFG31206.1, ECO:0000313|Proteomes:UP000221369};
RN [1] {ECO:0000313|EMBL:PFG31206.1, ECO:0000313|Proteomes:UP000221369}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 21798 {ECO:0000313|EMBL:PFG31206.1,
RC ECO:0000313|Proteomes:UP000221369};
RA Klenk H.-P.;
RT "Sequencing the genomes of 1000 actinobacteria strains.";
RL Submitted (OCT-2017) to the EMBL/GenBank/DDBJ databases.
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:0000256|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:0000256|HAMAP-Rule:MF_00071};
CC -!- SUBCELLULAR LOCATION: Cell membrane {ECO:0000256|HAMAP-Rule:MF_00071};
CC Peripheral membrane protein {ECO:0000256|HAMAP-Rule:MF_00071};
CC Cytoplasmic side {ECO:0000256|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:0000256|ARBA:ARBA00005454, ECO:0000256|HAMAP-Rule:MF_00071}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:PFG31206.1}.
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DR EMBL; PDJE01000001; PFG31206.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A2A9DXW0; -.
DR Proteomes; UP000221369; Unassembled WGS sequence.
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; cd03699; EF4_II; 1.
DR CDD; cd16260; EF4_III; 1.
DR CDD; cd01890; LepA; 1.
DR CDD; cd03709; lepA_C; 1.
DR Gene3D; 3.30.70.240; -; 1.
DR Gene3D; 3.30.70.2570; Elongation factor 4, C-terminal domain; 1.
DR Gene3D; 3.30.70.870; Elongation Factor G (Translational Gtpase), domain 3; 1.
DR Gene3D; 3.40.50.300; P-loop containing nucleotide triphosphate hydrolases; 1.
DR Gene3D; 2.40.30.10; Translation factors; 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; IPR004161; EFTu-like_2.
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 NCBIfam; TIGR01393; lepA; 1.
DR NCBIfam; TIGR00231; small_GTP; 1.
DR PANTHER; PTHR43512:SF4; TRANSLATION FACTOR GUF1 HOMOLOG, CHLOROPLASTIC; 1.
DR PANTHER; PTHR43512; TRANSLATION FACTOR GUF1-RELATED; 1.
DR Pfam; PF00679; EFG_C; 1.
DR Pfam; PF00009; GTP_EFTU; 1.
DR Pfam; PF03144; GTP_EFTU_D2; 1.
DR Pfam; PF06421; LepA_C; 1.
DR PRINTS; PR00315; ELONGATNFCT.
DR SMART; SM00838; EFG_C; 1.
DR SUPFAM; SSF54980; EF-G C-terminal domain-like; 2.
DR SUPFAM; SSF52540; P-loop containing nucleoside triphosphate hydrolases; 1.
DR SUPFAM; SSF50447; Translation proteins; 1.
DR PROSITE; PS00301; G_TR_1; 1.
DR PROSITE; PS51722; G_TR_2; 1.
PE 3: Inferred from homology;
KW Cell membrane {ECO:0000256|HAMAP-Rule:MF_00071};
KW GTP-binding {ECO:0000256|ARBA:ARBA00023134, ECO:0000256|HAMAP-
KW Rule:MF_00071};
KW Hydrolase {ECO:0000256|ARBA:ARBA00022801, ECO:0000256|HAMAP-Rule:MF_00071};
KW Membrane {ECO:0000256|HAMAP-Rule:MF_00071};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741, ECO:0000256|HAMAP-
KW Rule:MF_00071}; Protein biosynthesis {ECO:0000256|HAMAP-Rule:MF_00071};
KW Reference proteome {ECO:0000313|Proteomes:UP000221369}.
FT DOMAIN 11..192
FT /note="Tr-type G"
FT /evidence="ECO:0000259|PROSITE:PS51722"
FT BINDING 23..28
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00071"
FT BINDING 139..142
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00071"
SQ SEQUENCE 611 AA; 67095 MW; 0F4DA697BA562AFC CRC64;
MALEPAATDP AFIRNFCIIA HIDHGKSTLA DRMLHLTGVV ADRDMRAQYL DRMDIERERG
ITIKSQAVRM PWAKDGETYA LNMIDTPGHV DFTYEVSRSL AACEGALLLV DAAQGIEAQT
LANLYLALEN DLEIIPVLNK IDLPAADPDK YAAELANLIG GSPDDVLRVS GKTGAGVDEL
LDRVVGTVPP PAGDENAPAR AMIFDSVYDS YRGVVTYVRM VDGDLRPRQK VQMMSTNATH
ELLEIGVSSP EPTPSAGLGV GEVGYLITGV KDVRQSRVGD TITDAKTSAA EPLPGYTDPK
PMVFSGLYPI DGADYPDLRD ALDKLKLSDA ALVYEPETSV ALGFGFRCGF LGLLHLEIVS
ERLRREFGLD LIATAPSVTY EVVTEDQRSV IVTNPSEFPE GKISSVSEPV VKVGVIAPKE
YVGAIMELCQ SRRGSMLGME YLGEERVEIR YSMPLGEIVF DFFDHLKSRT QGYASLDYEP
MGEQEADLVK VDILLQGDQV DAFSAIVHRE KAYAYGVLMT ERLKKLIPRQ QFEVPVQAAI
GSRIIARESI RAMRKDVLAK CYGGDISRKR KLLEKQKEGK KRMKMVGRVE VPQEAFIAAL
SGDTESKKDK K
//