ID RF1ML_HUMAN Reviewed; 380 AA. AC Q9UGC7; B3KTA0; Q3KR06; Q5TF44; Q5TF50; Q96CC5; Q96EX4; Q96K40; DT 29-APR-2008, integrated into UniProtKB/Swiss-Prot. DT 01-MAY-2000, sequence version 1. DT 27-MAR-2024, entry version 155. DE RecName: Full=Peptide chain release factor 1-like, mitochondrial {ECO:0000305}; DE AltName: Full=Mitochondrial translational release factor 1-like; DE AltName: Full=mtRF1a {ECO:0000303|PubMed:20075246, ECO:0000303|PubMed:37141370}; DE Flags: Precursor; GN Name=MTRF1L {ECO:0000312|HGNC:HGNC:21051}; GN Synonyms=MTRF1A {ECO:0000303|PubMed:20075246, GN ECO:0000303|PubMed:37141370}; OS Homo sapiens (Human). OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia; OC Eutheria; Euarchontoglires; Primates; Haplorrhini; Catarrhini; Hominidae; OC Homo. OX NCBI_TaxID=9606; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] (ISOFORMS 1; 2 AND 3). RC TISSUE=Tongue; RX PubMed=14702039; DOI=10.1038/ng1285; RA Ota T., Suzuki Y., Nishikawa T., Otsuki T., Sugiyama T., Irie R., RA Wakamatsu A., Hayashi K., Sato H., Nagai K., Kimura K., Makita H., RA Sekine M., Obayashi M., Nishi T., Shibahara T., Tanaka T., Ishii S., RA Yamamoto J., Saito K., Kawai Y., Isono Y., Nakamura Y., Nagahari K., RA Murakami K., Yasuda T., Iwayanagi T., Wagatsuma M., Shiratori A., Sudo H., RA Hosoiri T., Kaku Y., Kodaira H., Kondo H., Sugawara M., Takahashi M., RA Kanda K., Yokoi T., Furuya T., Kikkawa E., Omura Y., Abe K., Kamihara K., RA Katsuta N., Sato K., Tanikawa M., Yamazaki M., Ninomiya K., Ishibashi T., RA Yamashita H., Murakawa K., Fujimori K., Tanai H., Kimata M., Watanabe M., RA Hiraoka S., Chiba Y., Ishida S., Ono Y., Takiguchi S., Watanabe S., RA Yosida M., Hotuta T., Kusano J., Kanehori K., Takahashi-Fujii A., Hara H., RA Tanase T.-O., Nomura Y., Togiya S., Komai F., Hara R., Takeuchi K., RA Arita M., Imose N., Musashino K., Yuuki H., Oshima A., Sasaki N., RA Aotsuka S., Yoshikawa Y., Matsunawa H., Ichihara T., Shiohata N., Sano S., RA Moriya S., Momiyama H., Satoh N., Takami S., Terashima Y., Suzuki O., RA Nakagawa S., Senoh A., Mizoguchi H., Goto Y., Shimizu F., Wakebe H., RA Hishigaki H., Watanabe T., Sugiyama A., Takemoto M., Kawakami B., RA Yamazaki M., Watanabe K., Kumagai A., Itakura S., Fukuzumi Y., Fujimori Y., RA Komiyama M., Tashiro H., Tanigami A., Fujiwara T., Ono T., Yamada K., RA Fujii Y., Ozaki K., Hirao M., Ohmori Y., Kawabata A., Hikiji T., RA Kobatake N., Inagaki H., Ikema Y., Okamoto S., Okitani R., Kawakami T., RA Noguchi S., Itoh T., Shigeta K., Senba T., Matsumura K., Nakajima Y., RA Mizuno T., Morinaga M., Sasaki M., Togashi T., Oyama M., Hata H., RA Watanabe M., Komatsu T., Mizushima-Sugano J., Satoh T., Shirai Y., RA Takahashi Y., Nakagawa K., Okumura K., Nagase T., Nomura N., Kikuchi H., RA Masuho Y., Yamashita R., Nakai K., Yada T., Nakamura Y., Ohara O., RA Isogai T., Sugano S.; RT "Complete sequencing and characterization of 21,243 full-length human RT cDNAs."; RL Nat. Genet. 36:40-45(2004). RN [2] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RX PubMed=14574404; DOI=10.1038/nature02055; RA Mungall A.J., Palmer S.A., Sims S.K., Edwards C.A., Ashurst J.L., RA Wilming L., Jones M.C., Horton R., Hunt S.E., Scott C.E., Gilbert J.G.R., RA Clamp M.E., Bethel G., Milne S., Ainscough R., Almeida J.P., Ambrose K.D., RA Andrews T.D., Ashwell R.I.S., Babbage A.K., Bagguley C.L., Bailey J., RA Banerjee R., Barker D.J., Barlow K.F., Bates K., Beare D.M., Beasley H., RA Beasley O., Bird C.P., Blakey S.E., Bray-Allen S., Brook J., Brown A.J., RA Brown J.Y., Burford D.C., Burrill W., Burton J., Carder C., Carter N.P., RA Chapman J.C., Clark S.Y., Clark G., Clee C.M., Clegg S., Cobley V., RA Collier R.E., Collins J.E., Colman L.K., Corby N.R., Coville G.J., RA Culley K.M., Dhami P., Davies J., Dunn M., Earthrowl M.E., Ellington A.E., RA Evans K.A., Faulkner L., Francis M.D., Frankish A., Frankland J., RA French L., Garner P., Garnett J., Ghori M.J., Gilby L.M., Gillson C.J., RA Glithero R.J., Grafham D.V., Grant M., Gribble S., Griffiths C., RA Griffiths M.N.D., Hall R., Halls K.S., Hammond S., Harley J.L., Hart E.A., RA Heath P.D., Heathcott R., Holmes S.J., Howden P.J., Howe K.L., Howell G.R., RA Huckle E., Humphray S.J., Humphries M.D., Hunt A.R., Johnson C.M., RA Joy A.A., Kay M., Keenan S.J., Kimberley A.M., King A., Laird G.K., RA Langford C., Lawlor S., Leongamornlert D.A., Leversha M., Lloyd C.R., RA Lloyd D.M., Loveland J.E., Lovell J., Martin S., Mashreghi-Mohammadi M., RA Maslen G.L., Matthews L., McCann O.T., McLaren S.J., McLay K., McMurray A., RA Moore M.J.F., Mullikin J.C., Niblett D., Nickerson T., Novik K.L., RA Oliver K., Overton-Larty E.K., Parker A., Patel R., Pearce A.V., Peck A.I., RA Phillimore B.J.C.T., Phillips S., Plumb R.W., Porter K.M., Ramsey Y., RA Ranby S.A., Rice C.M., Ross M.T., Searle S.M., Sehra H.K., Sheridan E., RA Skuce C.D., Smith S., Smith M., Spraggon L., Squares S.L., Steward C.A., RA Sycamore N., Tamlyn-Hall G., Tester J., Theaker A.J., Thomas D.W., RA Thorpe A., Tracey A., Tromans A., Tubby B., Wall M., Wallis J.M., RA West A.P., White S.S., Whitehead S.L., Whittaker H., Wild A., Willey D.J., RA Wilmer T.E., Wood J.M., Wray P.W., Wyatt J.C., Young L., Younger R.M., RA Bentley D.R., Coulson A., Durbin R.M., Hubbard T., Sulston J.E., Dunham I., RA Rogers J., Beck S.; RT "The DNA sequence and analysis of human chromosome 6."; RL Nature 425:805-811(2003). RN [3] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA], AND VARIANTS ALA-38 AND RP GLN-76. RA Mural R.J., Istrail S., Sutton G.G., Florea L., Halpern A.L., Mobarry C.M., RA Lippert R., Walenz B., Shatkay H., Dew I., Miller J.R., Flanigan M.J., RA Edwards N.J., Bolanos R., Fasulo D., Halldorsson B.V., Hannenhalli S., RA Turner R., Yooseph S., Lu F., Nusskern D.R., Shue B.C., Zheng X.H., RA Zhong F., Delcher A.L., Huson D.H., Kravitz S.A., Mouchard L., Reinert K., RA Remington K.A., Clark A.G., Waterman M.S., Eichler E.E., Adams M.D., RA Hunkapiller M.W., Myers E.W., Venter J.C.; RL Submitted (SEP-2005) to the EMBL/GenBank/DDBJ databases. RN [4] RP NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] (ISOFORMS 1; 2 AND 4), AND VARIANTS RP ALA-38 AND GLN-76. RC TISSUE=Eye, Muscle, and Skin; RX PubMed=15489334; DOI=10.1101/gr.2596504; RG The MGC Project Team; RT "The status, quality, and expansion of the NIH full-length cDNA project: RT the Mammalian Gene Collection (MGC)."; RL Genome Res. 14:2121-2127(2004). RN [5] RP FUNCTION, TISSUE SPECIFICITY, AND SUBCELLULAR LOCATION. RX PubMed=17803939; DOI=10.1016/j.molcel.2007.06.031; RA Soleimanpour-Lichaei H.R., Kuehl I., Gaisne M., Passos J.F., Wydro M., RA Rorbach J., Temperley R., Bonnefoy N., Tate W., Lightowlers R., RA Chrzanowska-Lightowlers Z.; RT "mtRF1a is a human mitochondrial translation release factor decoding the RT major termination codons UAA and UAG."; RL Mol. Cell 27:745-757(2007). RN [6] RP METHYLATION AT GLN-252 BY HEMK1. RX PubMed=18541145; DOI=10.1016/j.bbrc.2008.05.176; RA Ishizawa T., Nozaki Y., Ueda T., Takeuchi N.; RT "The human mitochondrial translation release factor HMRF1L is methylated in RT the GGQ motif by the methyltransferase HMPrmC."; RL Biochem. Biophys. Res. Commun. 373:99-103(2008). RN [7] RP FUNCTION. RX PubMed=20075246; DOI=10.1126/science.1180674; RA Temperley R., Richter R., Dennerlein S., Lightowlers R.N., RA Chrzanowska-Lightowlers Z.M.; RT "Hungry codons promote frameshifting in human mitochondrial ribosomes."; RL Science 327:301-301(2010). RN [8] RP METHYLATION AT GLN-252. RX PubMed=35260756; DOI=10.1038/s41598-022-08061-y; RA Fang Q., Kimura Y., Shimazu T., Suzuki T., Yamada A., Dohmae N., RA Iwasaki S., Shinkai Y.; RT "Mammalian HEMK1 methylates glutamine residue of the GGQ motif of RT mitochondrial release factors."; RL Sci. Rep. 12:4104-4104(2022). RN [9] RP FUNCTION, AND MUTAGENESIS OF 250-GLY-GLY-251. RX PubMed=37141370; DOI=10.1126/science.adf9890; RA Saurer M., Leibundgut M., Nadimpalli H.P., Scaiola A., Schoenhut T., RA Lee R.G., Siira S.J., Rackham O., Dreos R., Lenarcic T., Kummer E., RA Gatfield D., Filipovska A., Ban N.; RT "Molecular basis of translation termination at noncanonical stop codons in RT human mitochondria."; RL Science 380:531-536(2023). RN [10] {ECO:0007744|PDB:7NQH} RP STRUCTURE BY ELECTRON MICROSCOPY (3.50 ANGSTROMS) OF 20-380 IN COMPLEX WITH RP MITOCHONDRIAL RIBOSOME, AND FUNCTION. RX PubMed=33878294; DOI=10.1016/j.molcel.2021.03.042; RA Kummer E., Schubert K.N., Schoenhut T., Scaiola A., Ban N.; RT "Structural basis of translation termination, rescue, and recycling in RT mammalian mitochondria."; RL Mol. Cell 81:2566-2582(2021). CC -!- FUNCTION: Mitochondrial peptide chain release factor that directs the CC termination of translation in response to the peptide chain termination CC codons UAA and UAG. {ECO:0000269|PubMed:17803939, CC ECO:0000269|PubMed:33878294, ECO:0000269|PubMed:37141370}. CC -!- SUBCELLULAR LOCATION: Mitochondrion {ECO:0000269|PubMed:17803939}. CC -!- ALTERNATIVE PRODUCTS: CC Event=Alternative splicing; Named isoforms=4; CC Name=1; CC IsoId=Q9UGC7-1; Sequence=Displayed; CC Name=2; CC IsoId=Q9UGC7-2; Sequence=VSP_033141, VSP_033142; CC Name=3; CC IsoId=Q9UGC7-3; Sequence=VSP_033139; CC Name=4; CC IsoId=Q9UGC7-4; Sequence=VSP_033140, VSP_033141, VSP_033142; CC -!- TISSUE SPECIFICITY: Expressed in skeletal muscle (at protein level). CC {ECO:0000269|PubMed:17803939}. CC -!- DOMAIN: The GGQ domain interacts with the peptidyltransferase center CC (PTC) of the large ribosomal subunit to trigger nascent chain CC hydrolysis. {ECO:0000250|UniProtKB:Q9H3J6}. CC -!- PTM: Methylation of glutamine in the GGQ triplet by HEMK1 is conserved CC from bacteria to mammals. {ECO:0000269|PubMed:18541145, CC ECO:0000269|PubMed:35260756}. CC -!- SIMILARITY: Belongs to the prokaryotic/mitochondrial release factor CC family. {ECO:0000305}. CC -!- CAUTION: Was initially thought to promote the termination of non- CC canonical termination stop codons AGG and AGA in addition to canonical CC termination codons UAA and UAG (PubMed:20075246). However, it was later CC shown that termination of non-canonical termination stop codons AGG and CC AGA is mediated by MTRF1 (PubMed:37141370). CC {ECO:0000269|PubMed:20075246, ECO:0000269|PubMed:37141370}. 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; AK027684; BAB55295.1; -; mRNA. DR EMBL; AK095240; BAG53012.1; -; mRNA. DR EMBL; AK290662; BAF83351.1; -; mRNA. DR EMBL; AL080276; -; NOT_ANNOTATED_CDS; Genomic_DNA. DR EMBL; CH471051; EAW47712.1; -; Genomic_DNA. DR EMBL; BC011873; AAH11873.1; -; mRNA. DR EMBL; BC014428; AAH14428.1; -; mRNA. DR EMBL; BC105973; AAI05974.1; -; mRNA. DR CCDS; CCDS47502.1; -. [Q9UGC7-2] DR CCDS; CCDS5243.1; -. [Q9UGC7-1] DR CCDS; CCDS75540.1; -. [Q9UGC7-4] DR RefSeq; NP_001107656.1; NM_001114184.2. [Q9UGC7-2] DR RefSeq; NP_001287976.1; NM_001301047.2. [Q9UGC7-4] DR RefSeq; NP_001288799.1; NM_001301870.1. DR RefSeq; NP_001288800.1; NM_001301871.1. [Q9UGC7-3] DR RefSeq; NP_061914.3; NM_019041.6. [Q9UGC7-1] DR RefSeq; XP_016866448.1; XM_017010959.1. DR RefSeq; XP_016866449.1; XM_017010960.1. DR PDB; 7NQH; EM; 3.50 A; BL=20-380. DR PDBsum; 7NQH; -. DR AlphaFoldDB; Q9UGC7; -. DR EMDB; EMD-12527; -. DR SMR; Q9UGC7; -. DR BioGRID; 120010; 242. DR IntAct; Q9UGC7; 8. DR STRING; 9606.ENSP00000356202; -. DR iPTMnet; Q9UGC7; -. DR PhosphoSitePlus; Q9UGC7; -. DR BioMuta; MTRF1L; -. DR DMDM; 74753314; -. DR EPD; Q9UGC7; -. DR jPOST; Q9UGC7; -. DR MassIVE; Q9UGC7; -. DR MaxQB; Q9UGC7; -. DR PaxDb; 9606-ENSP00000356202; -. DR PeptideAtlas; Q9UGC7; -. DR ProteomicsDB; 84207; -. [Q9UGC7-1] DR ProteomicsDB; 84208; -. [Q9UGC7-2] DR ProteomicsDB; 84209; -. [Q9UGC7-3] DR ProteomicsDB; 84210; -. [Q9UGC7-4] DR Pumba; Q9UGC7; -. DR Antibodypedia; 33386; 280 antibodies from 15 providers. DR DNASU; 54516; -. DR Ensembl; ENST00000367230.5; ENSP00000356199.1; ENSG00000112031.16. [Q9UGC7-4] DR Ensembl; ENST00000367231.9; ENSP00000356200.5; ENSG00000112031.16. [Q9UGC7-2] DR Ensembl; ENST00000367233.10; ENSP00000356202.5; ENSG00000112031.16. [Q9UGC7-1] DR GeneID; 54516; -. DR KEGG; hsa:54516; -. DR MANE-Select; ENST00000367233.10; ENSP00000356202.5; NM_019041.7; NP_061914.3. DR UCSC; uc003qpi.5; human. [Q9UGC7-1] DR AGR; HGNC:21051; -. DR CTD; 54516; -. DR DisGeNET; 54516; -. DR GeneCards; MTRF1L; -. DR HGNC; HGNC:21051; MTRF1L. DR HPA; ENSG00000112031; Low tissue specificity. DR MIM; 613542; gene. DR neXtProt; NX_Q9UGC7; -. DR OpenTargets; ENSG00000112031; -. DR PharmGKB; PA134870441; -. DR VEuPathDB; HostDB:ENSG00000112031; -. DR eggNOG; KOG2726; Eukaryota. DR GeneTree; ENSGT00940000155683; -. DR HOGENOM; CLU_036856_0_3_1; -. DR InParanoid; Q9UGC7; -. DR OMA; DHRVGFK; -. DR OrthoDB; 131884at2759; -. DR PhylomeDB; Q9UGC7; -. DR TreeFam; TF313720; -. DR PathwayCommons; Q9UGC7; -. DR Reactome; R-HSA-5419276; Mitochondrial translation termination. DR SignaLink; Q9UGC7; -. DR BioGRID-ORCS; 54516; 200 hits in 1155 CRISPR screens. DR ChiTaRS; MTRF1L; human. DR GeneWiki; MTRF1L; -. DR GenomeRNAi; 54516; -. DR Pharos; Q9UGC7; Tbio. DR PRO; PR:Q9UGC7; -. DR Proteomes; UP000005640; Chromosome 6. DR RNAct; Q9UGC7; Protein. DR Bgee; ENSG00000112031; Expressed in left ventricle myocardium and 195 other cell types or tissues. DR ExpressionAtlas; Q9UGC7; baseline and differential. DR GO; GO:0005759; C:mitochondrial matrix; TAS:Reactome. DR GO; GO:0005739; C:mitochondrion; IDA:UniProtKB. DR GO; GO:0003747; F:translation release factor activity; IDA:UniProtKB. DR GO; GO:0016149; F:translation release factor activity, codon specific; IDA:UniProtKB. DR GO; GO:0070126; P:mitochondrial translational termination; IDA:UniProtKB. DR Gene3D; 3.30.160.20; -; 1. DR Gene3D; 3.30.70.1660; -; 1. DR Gene3D; 6.10.140.1950; -; 1. DR InterPro; IPR005139; PCRF. DR InterPro; IPR000352; Pep_chain_release_fac_I. DR InterPro; IPR045853; Pep_chain_release_fac_I_sf. DR PANTHER; PTHR43804; LD18447P; 1. DR PANTHER; PTHR43804:SF3; PEPTIDE CHAIN RELEASE FACTOR 1-LIKE, MITOCHONDRIAL; 1. DR Pfam; PF03462; PCRF; 1. DR Pfam; PF00472; RF-1; 1. DR SMART; SM00937; PCRF; 1. DR SUPFAM; SSF75620; Release factor; 1. DR PROSITE; PS00745; RF_PROK_I; 1. DR Genevisible; Q9UGC7; HS. PE 1: Evidence at protein level; KW 3D-structure; Alternative splicing; Coiled coil; Methylation; KW Mitochondrion; Protein biosynthesis; Reference proteome; Transit peptide. FT TRANSIT 1..26 FT /note="Mitochondrion" FT /evidence="ECO:0000255" FT CHAIN 27..380 FT /note="Peptide chain release factor 1-like, mitochondrial" FT /id="PRO_0000330944" FT REGION 236..300 FT /note="GGQ domain" FT /evidence="ECO:0000250|UniProtKB:Q80VP5" FT COILED 63..117 FT /evidence="ECO:0000255" FT MOTIF 250..252 FT /note="GGQ" FT /evidence="ECO:0000269|PubMed:37141370" FT MOD_RES 252 FT /note="N5-methylglutamine" FT /evidence="ECO:0000269|PubMed:18541145, FT ECO:0000269|PubMed:35260756" FT VAR_SEQ 1..142 FT /note="Missing (in isoform 3)" FT /evidence="ECO:0000303|PubMed:14702039" FT /id="VSP_033139" FT VAR_SEQ 139..174 FT /note="Missing (in isoform 4)" FT /evidence="ECO:0000303|PubMed:15489334" FT /id="VSP_033140" FT VAR_SEQ 269..271 FT /note="GVV -> DWK (in isoform 2 and isoform 4)" FT /evidence="ECO:0000303|PubMed:14702039, FT ECO:0000303|PubMed:15489334" FT /id="VSP_033141" FT VAR_SEQ 272..380 FT /note="Missing (in isoform 2 and isoform 4)" FT /evidence="ECO:0000303|PubMed:14702039, FT ECO:0000303|PubMed:15489334" FT /id="VSP_033142" FT VARIANT 38 FT /note="T -> A (in dbSNP:rs3818125)" FT /evidence="ECO:0000269|PubMed:15489334, ECO:0000269|Ref.3" FT /id="VAR_042725" FT VARIANT 76 FT /note="R -> Q (in dbSNP:rs3818123)" FT /evidence="ECO:0000269|PubMed:15489334, ECO:0000269|Ref.3" FT /id="VAR_042726" FT VARIANT 177 FT /note="L -> F (in dbSNP:rs12660881)" FT /id="VAR_042727" FT VARIANT 214 FT /note="V -> I (in dbSNP:rs3192723)" FT /id="VAR_042728" FT MUTAGEN 250..251 FT /note="GG->AA: Impaired mitochondrial peptide chain release FT factor activity." FT /evidence="ECO:0000269|PubMed:37141370" SQ SEQUENCE 380 AA; 43600 MW; 69632427972521C3 CRC64; MRSRVLWGAA RWLWPRRAVG PARRPLSSGS PPLEELFTRG GPLRTFLERQ AGSEAHLKVR RPELLAVIKL LNEKERELRE TEHLLHDENE DLRKLAENEI TLCQKEITQL KHQIILLLVP SEETDENDLI LEVTAGVGGQ EAMLFTSEIF DMYQQYAAFK RWHFETLEYF PSELGGLRHA SASIGGSEAY RHMKFEGGVH RVQRVPKTEK QGRVHTSTMT VAILPQPTEI NLVINPKDLR IDTKRASGAG GQHVNTTDSA VRIVHLPTGV VSECQQERSQ LKNKELAMTK LRAKLYSMHL EEEINKRQNA RKIQIGSKGR SEKIRTYNFP QNRVTDHRIN KTLHDLETFM QGDYLLDELV QSLKEYADYE SLVEIISQKV //