ID PRMC_HAEIN Reviewed; 292 AA.
AC P45253;
DT 01-NOV-1995, integrated into UniProtKB/Swiss-Prot.
DT 01-NOV-1995, sequence version 1.
DT 27-MAR-2024, entry version 137.
DE RecName: Full=Release factor glutamine methyltransferase {ECO:0000255|HAMAP-Rule:MF_02126};
DE Short=RF MTase {ECO:0000255|HAMAP-Rule:MF_02126};
DE EC=2.1.1.297 {ECO:0000255|HAMAP-Rule:MF_02126};
DE AltName: Full=M.HindHemKP;
DE AltName: Full=N5-glutamine methyltransferase PrmC {ECO:0000255|HAMAP-Rule:MF_02126};
DE AltName: Full=Protein-(glutamine-N5) MTase PrmC {ECO:0000255|HAMAP-Rule:MF_02126};
DE AltName: Full=Protein-glutamine N-methyltransferase PrmC {ECO:0000255|HAMAP-Rule:MF_02126};
GN Name=prmC {ECO:0000255|HAMAP-Rule:MF_02126}; Synonyms=hemK;
GN OrderedLocusNames=HI_1559;
OS Haemophilus influenzae (strain ATCC 51907 / DSM 11121 / KW20 / Rd).
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Pasteurellales;
OC Pasteurellaceae; Haemophilus.
OX NCBI_TaxID=71421;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 51907 / DSM 11121 / KW20 / Rd;
RX PubMed=7542800; DOI=10.1126/science.7542800;
RA Fleischmann R.D., Adams M.D., White O., Clayton R.A., Kirkness E.F.,
RA Kerlavage A.R., Bult C.J., Tomb J.-F., Dougherty B.A., Merrick J.M.,
RA McKenney K., Sutton G.G., FitzHugh W., Fields C.A., Gocayne J.D.,
RA Scott J.D., Shirley R., Liu L.-I., Glodek A., Kelley J.M., Weidman J.F.,
RA Phillips C.A., Spriggs T., Hedblom E., Cotton M.D., Utterback T.R.,
RA Hanna M.C., Nguyen D.T., Saudek D.M., Brandon R.C., Fine L.D.,
RA Fritchman J.L., Fuhrmann J.L., Geoghagen N.S.M., Gnehm C.L., McDonald L.A.,
RA Small K.V., Fraser C.M., Smith H.O., Venter J.C.;
RT "Whole-genome random sequencing and assembly of Haemophilus influenzae
RT Rd.";
RL Science 269:496-512(1995).
CC -!- FUNCTION: Methylates the class 1 translation termination release
CC factors RF1/PrfA and RF2/PrfB on the glutamine residue of the
CC universally conserved GGQ motif. {ECO:0000255|HAMAP-Rule:MF_02126}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=L-glutaminyl-[peptide chain release factor] + S-adenosyl-L-
CC methionine = H(+) + N(5)-methyl-L-glutaminyl-[peptide chain release
CC factor] + S-adenosyl-L-homocysteine; Xref=Rhea:RHEA:42896, Rhea:RHEA-
CC COMP:10271, Rhea:RHEA-COMP:10272, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:30011, ChEBI:CHEBI:57856, ChEBI:CHEBI:59789,
CC ChEBI:CHEBI:61891; EC=2.1.1.297; Evidence={ECO:0000255|HAMAP-
CC Rule:MF_02126};
CC -!- SIMILARITY: Belongs to the protein N5-glutamine methyltransferase
CC family. PrmC subfamily. {ECO:0000255|HAMAP-Rule:MF_02126}.
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DR EMBL; L42023; AAC23208.1; -; Genomic_DNA.
DR PIR; H64129; H64129.
DR RefSeq; NP_439708.1; NC_000907.1.
DR AlphaFoldDB; P45253; -.
DR SMR; P45253; -.
DR STRING; 71421.HI_1559; -.
DR EnsemblBacteria; AAC23208; AAC23208; HI_1559.
DR KEGG; hin:HI_1559; -.
DR PATRIC; fig|71421.8.peg.1630; -.
DR eggNOG; COG2890; Bacteria.
DR HOGENOM; CLU_018398_3_0_6; -.
DR OrthoDB; 9800643at2; -.
DR PhylomeDB; P45253; -.
DR BioCyc; HINF71421:G1GJ1-1579-MONOMER; -.
DR Proteomes; UP000000579; Chromosome.
DR GO; GO:0003676; F:nucleic acid binding; IEA:InterPro.
DR GO; GO:0102559; F:protein-(glutamine-N5) methyltransferase activity; IEA:UniProtKB-EC.
DR GO; GO:0036009; F:protein-glutamine N-methyltransferase activity; IBA:GO_Central.
DR GO; GO:0043412; P:macromolecule modification; IEA:UniProt.
DR GO; GO:0032259; P:methylation; IEA:UniProtKB-KW.
DR GO; GO:0044238; P:primary metabolic process; IEA:UniProt.
DR CDD; cd02440; AdoMet_MTases; 1.
DR Gene3D; 1.10.8.10; DNA helicase RuvA subunit, C-terminal domain; 1.
DR Gene3D; 3.40.50.150; Vaccinia Virus protein VP39; 1.
DR HAMAP; MF_02126; RF_methyltr_PrmC; 1.
DR InterPro; IPR002052; DNA_methylase_N6_adenine_CS.
DR InterPro; IPR004556; HemK-like.
DR InterPro; IPR025714; Methyltranfer_dom.
DR InterPro; IPR040758; PrmC_N.
DR InterPro; IPR019874; Release_fac_Glu-N5_MeTfrase.
DR InterPro; IPR029063; SAM-dependent_MTases_sf.
DR NCBIfam; TIGR00536; hemK_fam; 1.
DR NCBIfam; TIGR03534; RF_mod_PrmC; 1.
DR PANTHER; PTHR18895; HEMK METHYLTRANSFERASE; 1.
DR PANTHER; PTHR18895:SF74; MTRF1L RELEASE FACTOR GLUTAMINE METHYLTRANSFERASE; 1.
DR Pfam; PF13847; Methyltransf_31; 1.
DR Pfam; PF17827; PrmC_N; 1.
DR SUPFAM; SSF53335; S-adenosyl-L-methionine-dependent methyltransferases; 1.
PE 3: Inferred from homology;
KW Methyltransferase; Reference proteome; S-adenosyl-L-methionine;
KW Transferase.
FT CHAIN 1..292
FT /note="Release factor glutamine methyltransferase"
FT /id="PRO_0000157164"
FT BINDING 126..130
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_02126"
FT BINDING 157
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_02126"
FT BINDING 184
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_02126"
FT BINDING 198..201
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_02126"
FT BINDING 198
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_02126"
SQ SEQUENCE 292 AA; 33055 MW; 3035B1A4423DB198 CRC64;
MNYKEWLAQA IADLAKKNPT ENSKIDALVL LQHATGKSRT QILAFDDTEI DEKVRLKLTA
LLDRRLKGEP IAYILGEKEF WSLPLNVSKG TLIPRPDTEI LVEKALQIAL EKLEENPPHF
RILDLGTGTG AIALALASEL APICQKRHIP LEIIGVDLMS DVVALAQSNA ERNQLNVEFL
QSRWFDNITG KFDLIVSNPP YIDAQDEHLH QGDVRFEPLS ALVANDEGYA DLRHIIELAS
SYLNSNGVLL LEHGWQQGEK VRSIFQENHW EMVETVRDYS DNERVTLGFW KK
//
