ID Q5QUH1_IDILO Unreviewed; 278 AA.
AC Q5QUH1;
DT 04-JAN-2005, integrated into UniProtKB/TrEMBL.
DT 04-JAN-2005, sequence version 1.
DT 27-MAR-2024, entry version 97.
DE RecName: Full=Chemotaxis protein methyltransferase {ECO:0000256|PIRNR:PIRNR000410};
DE EC=2.1.1.80 {ECO:0000256|PIRNR:PIRNR000410};
GN Name=cheR {ECO:0000313|EMBL:AAV81988.1};
GN OrderedLocusNames=IL1148 {ECO:0000313|EMBL:AAV81988.1};
OS Idiomarina loihiensis (strain ATCC BAA-735 / DSM 15497 / L2-TR).
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Alteromonadales;
OC Idiomarinaceae; Idiomarina.
OX NCBI_TaxID=283942 {ECO:0000313|EMBL:AAV81988.1, ECO:0000313|Proteomes:UP000001171};
RN [1] {ECO:0000313|EMBL:AAV81988.1, ECO:0000313|Proteomes:UP000001171}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC BAA-735 / DSM 15497 / L2-TR
RC {ECO:0000313|Proteomes:UP000001171};
RX PubMed=15596722; DOI=10.1073/pnas.0407638102;
RA Hou S., Saw J.H., Lee K.S., Freitas T.A., Belisle C., Kawarabayasi Y.,
RA Donachie S.P., Pikina A., Galperin M.Y., Koonin E.V., Makarova K.S.,
RA Omelchenko M.V., Sorokin A., Wolf Y.I., Li Q.X., Keum Y.S., Campbell S.,
RA Denery J., Aizawa S., Shibata S., Malahoff A., Alam M.;
RT "Genome sequence of the deep-sea gamma-proteobacterium Idiomarina
RT loihiensis reveals amino acid fermentation as a source of carbon and
RT energy.";
RL Proc. Natl. Acad. Sci. U.S.A. 101:18036-18041(2004).
CC -!- FUNCTION: Methylation of the membrane-bound methyl-accepting chemotaxis
CC proteins (MCP) to form gamma-glutamyl methyl ester residues in MCP.
CC {ECO:0000256|PIRNR:PIRNR000410}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=L-glutamyl-[protein] + S-adenosyl-L-methionine = [protein]-L-
CC glutamate 5-O-methyl ester + S-adenosyl-L-homocysteine;
CC Xref=Rhea:RHEA:24452, Rhea:RHEA-COMP:10208, Rhea:RHEA-COMP:10311,
CC ChEBI:CHEBI:29973, ChEBI:CHEBI:57856, ChEBI:CHEBI:59789,
CC ChEBI:CHEBI:82795; EC=2.1.1.80;
CC Evidence={ECO:0000256|ARBA:ARBA00001541,
CC ECO:0000256|PIRNR:PIRNR000410};
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DR EMBL; AE017340; AAV81988.1; -; Genomic_DNA.
DR RefSeq; WP_011234399.1; NC_006512.1.
DR AlphaFoldDB; Q5QUH1; -.
DR STRING; 283942.IL1148; -.
DR KEGG; ilo:IL1148; -.
DR eggNOG; COG1352; Bacteria.
DR HOGENOM; CLU_025854_0_2_6; -.
DR OrthoDB; 9816309at2; -.
DR Proteomes; UP000001171; Chromosome.
DR GO; GO:0008983; F:protein-glutamate O-methyltransferase activity; IEA:UniProtKB-EC.
DR GO; GO:0032259; P:methylation; IEA:UniProtKB-KW.
DR CDD; cd02440; AdoMet_MTases; 1.
DR Gene3D; 1.10.155.10; Chemotaxis receptor methyltransferase CheR, N-terminal domain; 1.
DR Gene3D; 3.40.50.150; Vaccinia Virus protein VP39; 1.
DR InterPro; IPR026024; Chemotaxis_MeTrfase_CheR.
DR InterPro; IPR022642; CheR_C.
DR InterPro; IPR000780; CheR_MeTrfase.
DR InterPro; IPR022641; CheR_N.
DR InterPro; IPR036804; CheR_N_sf.
DR InterPro; IPR029063; SAM-dependent_MTases_sf.
DR PANTHER; PTHR24422; CHEMOTAXIS PROTEIN METHYLTRANSFERASE; 1.
DR PANTHER; PTHR24422:SF25; CHEMOTAXIS PROTEIN METHYLTRANSFERASE; 1.
DR Pfam; PF01739; CheR; 1.
DR Pfam; PF03705; CheR_N; 1.
DR PIRSF; PIRSF000410; CheR; 1.
DR PRINTS; PR00996; CHERMTFRASE.
DR SMART; SM00138; MeTrc; 1.
DR SUPFAM; SSF47757; Chemotaxis receptor methyltransferase CheR, N-terminal domain; 1.
DR SUPFAM; SSF53335; S-adenosyl-L-methionine-dependent methyltransferases; 1.
DR PROSITE; PS50123; CHER; 1.
PE 4: Predicted;
KW Methyltransferase {ECO:0000256|ARBA:ARBA00022603,
KW ECO:0000256|PIRNR:PIRNR000410};
KW Reference proteome {ECO:0000313|Proteomes:UP000001171};
KW S-adenosyl-L-methionine {ECO:0000256|ARBA:ARBA00022691,
KW ECO:0000256|PIRNR:PIRNR000410};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|PIRNR:PIRNR000410}.
FT DOMAIN 1..278
FT /note="CheR-type methyltransferase"
FT /evidence="ECO:0000259|PROSITE:PS50123"
FT BINDING 76
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|PIRSR:PIRSR000410-1"
FT BINDING 78
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|PIRSR:PIRSR000410-1"
FT BINDING 82
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|PIRSR:PIRSR000410-1"
FT BINDING 117
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|PIRSR:PIRSR000410-1"
FT BINDING 146
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|PIRSR:PIRSR000410-1"
FT BINDING 204..205
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|PIRSR:PIRSR000410-1"
FT BINDING 221..222
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|PIRSR:PIRSR000410-1"
SQ SEQUENCE 278 AA; 31748 MW; B45F963C919CA074 CRC64;
MINRELSLSE YQEFRQFLEH QCGIVLGESK LYLVKSRLGP LMGRFNIDSL AELVKRSMKL
SERALRAAVI DAMTTNETLW FRDTYPFEIL NDRILPEYKN HAGPLKIWSA ACSSGQEPYS
IAMTYLEYKA KNPGGLRAGI KVTATDISNK VLEQCAIGEY DSLALARGLS AERRKKFFTD
AETKAGSMRV KDELKQFIHF RHLNLLDSYS LLGKFDVIFC RNVLIYFAPE VKRKIIAQFR
QSLNPGGYLF LGASESISGL TEDFEMIRCQ PGIIYRRK
//
