GUF1_KLULA
ID GUF1_KLULA Reviewed; 631 AA.
AC Q6CUH2;
DT 11-JAN-2011, integrated into UniProtKB/Swiss-Prot.
DT 16-AUG-2004, sequence version 1.
DT 03-AUG-2022, entry version 117.
DE RecName: Full=Translation factor GUF1, mitochondrial {ECO:0000255|HAMAP-Rule:MF_03137};
DE EC=3.6.5.-;
DE AltName: Full=Elongation factor 4 homolog {ECO:0000255|HAMAP-Rule:MF_03137};
DE Short=EF-4 {ECO:0000255|HAMAP-Rule:MF_03137};
DE AltName: Full=GTPase GUF1 {ECO:0000255|HAMAP-Rule:MF_03137};
DE AltName: Full=Ribosomal back-translocase {ECO:0000255|HAMAP-Rule:MF_03137};
DE Flags: Precursor;
GN Name=GUF1 {ECO:0000255|HAMAP-Rule:MF_03137};
GN OrderedLocusNames=KLLA0C04862g;
OS Kluyveromyces lactis (strain ATCC 8585 / CBS 2359 / DSM 70799 / NBRC 1267 /
OS NRRL Y-1140 / WM37) (Yeast) (Candida sphaerica).
OC Eukaryota; Fungi; Dikarya; Ascomycota; Saccharomycotina; Saccharomycetes;
OC Saccharomycetales; Saccharomycetaceae; Kluyveromyces.
OX NCBI_TaxID=284590;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 8585 / CBS 2359 / DSM 70799 / NBRC 1267 / NRRL Y-1140 / WM37;
RX PubMed=15229592; DOI=10.1038/nature02579;
RA Dujon B., Sherman D., Fischer G., Durrens P., Casaregola S., Lafontaine I.,
RA de Montigny J., Marck C., Neuveglise C., Talla E., Goffard N., Frangeul L.,
RA Aigle M., Anthouard V., Babour A., Barbe V., Barnay S., Blanchin S.,
RA Beckerich J.-M., Beyne E., Bleykasten C., Boisrame A., Boyer J.,
RA Cattolico L., Confanioleri F., de Daruvar A., Despons L., Fabre E.,
RA Fairhead C., Ferry-Dumazet H., Groppi A., Hantraye F., Hennequin C.,
RA Jauniaux N., Joyet P., Kachouri R., Kerrest A., Koszul R., Lemaire M.,
RA Lesur I., Ma L., Muller H., Nicaud J.-M., Nikolski M., Oztas S.,
RA Ozier-Kalogeropoulos O., Pellenz S., Potier S., Richard G.-F.,
RA Straub M.-L., Suleau A., Swennen D., Tekaia F., Wesolowski-Louvel M.,
RA Westhof E., Wirth B., Zeniou-Meyer M., Zivanovic Y., Bolotin-Fukuhara M.,
RA Thierry A., Bouchier C., Caudron B., Scarpelli C., Gaillardin C.,
RA Weissenbach J., Wincker P., Souciet J.-L.;
RT "Genome evolution in yeasts.";
RL Nature 430:35-44(2004).
CC -!- FUNCTION: Promotes mitochondrial protein synthesis. May act as a
CC fidelity factor of the translation reaction, by catalyzing a one-codon
CC backward translocation of tRNAs on improperly translocated ribosomes.
CC Binds to mitochondrial ribosomes in a GTP-dependent manner.
CC {ECO:0000255|HAMAP-Rule:MF_03137}.
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; Evidence={ECO:0000255|HAMAP-
CC Rule:MF_03137};
CC -!- SUBCELLULAR LOCATION: Mitochondrion inner membrane {ECO:0000255|HAMAP-
CC Rule:MF_03137}; Peripheral membrane protein {ECO:0000255|HAMAP-
CC Rule:MF_03137}; Matrix side {ECO:0000255|HAMAP-Rule:MF_03137}.
CC -!- SIMILARITY: Belongs to the TRAFAC class translation factor GTPase
CC superfamily. Classic translation factor GTPase family. LepA subfamily.
CC {ECO:0000305}.
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DR EMBL; CR382123; CAH01268.1; -; Genomic_DNA.
DR RefSeq; XP_452417.1; XM_452417.1.
DR AlphaFoldDB; Q6CUH2; -.
DR SMR; Q6CUH2; -.
DR STRING; 28985.XP_452417.1; -.
DR EnsemblFungi; CAH01268; CAH01268; KLLA0_C04862g.
DR GeneID; 2892318; -.
DR KEGG; kla:KLLA0_C04862g; -.
DR eggNOG; KOG0462; Eukaryota.
DR HOGENOM; CLU_009995_3_1_1; -.
DR InParanoid; Q6CUH2; -.
DR OMA; MVQIAIQ; -.
DR Proteomes; UP000000598; Chromosome C.
DR GO; GO:0005743; C:mitochondrial inner membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0005759; C:mitochondrial matrix; IEA:UniProtKB-UniRule.
DR GO; GO:0005525; F:GTP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0003924; F:GTPase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0097177; F:mitochondrial ribosome binding; IEA:EnsemblFungi.
DR GO; GO:0045727; P:positive regulation of translation; IEA:UniProtKB-UniRule.
DR GO; GO:0006412; P:translation; IEA:UniProtKB-KW.
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 GTP-binding; Hydrolase; Membrane; Mitochondrion;
KW Mitochondrion inner membrane; Nucleotide-binding; Protein biosynthesis;
KW Reference proteome; Transit peptide.
FT TRANSIT 1..19
FT /note="Mitochondrion"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_03137"
FT CHAIN 20..631
FT /note="Translation factor GUF1, mitochondrial"
FT /id="PRO_0000402886"
FT DOMAIN 33..214
FT /note="tr-type G"
FT BINDING 42..49
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_03137"
FT BINDING 107..111
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_03137"
FT BINDING 161..164
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_03137"
SQ SEQUENCE 631 AA; 71339 MW; DFD49F8EE773BA65 CRC64;
MFNRRLLRHV RYAFQQVRSN HSLQERIDAI PIERYRNFSI VAHVDHGKST LSDRLLELTN
VIKPGGKQVL DKLEVERERG ITIKAQTCSM FYQDPRTKLD YLLHLVDTPG HVDFRAEVSR
SYASCGGALL LVDASQGVQA QTVANFYLAY SMDLKLIPVI NKIDLDIADI DQAEEQVENM
FELPKSDCIK VSAKTGLHVE QLLPAIVDRI PPPTGKVEKP LRALLVDSWY DSYLGVVLLV
HIVDGQVKRG DKIITAANGL KYEVRECGIM YPDRVATNTL KSGQVGYLVP GMKESKDAKI
GDTLMHLGKE SITEVLPGFE EPKPMVFVGA FPADGAEFKA LDDDISRLVL NDRSVSLQRE
TSNALGQGWR LGFLGSLHAS VFTERLEKEY GSKLILTQPT VPFLIKFKDG EKKIITNPDD
FPDLSLRRSN LESLEEPFVE AIMTLPQEYL GKVIQLCDDS HGVQKEITYL NMTGQVMLRY
ELPLSYLVDD FFGKLKSVSR GYASLDYEDV GYKQSDIVKL ELLVNGKSVD ALAQVMHRDQ
TEHIGKEWVK KFKKFIKSQL FEVVIQARAN NKIIARETIK AKRKDVLSKL HASDISRRKK
LLSKQKQGKK NMKTVGNIQI NQDAFQSFLR R