ID CMOA_RUTMC Reviewed; 237 AA.
AC A1AXI6;
DT 15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT 23-JAN-2007, sequence version 1.
DT 27-MAR-2024, entry version 90.
DE RecName: Full=Carboxy-S-adenosyl-L-methionine synthase {ECO:0000255|HAMAP-Rule:MF_01589};
DE Short=Cx-SAM synthase {ECO:0000255|HAMAP-Rule:MF_01589};
DE EC=2.1.3.- {ECO:0000255|HAMAP-Rule:MF_01589};
GN Name=cmoA {ECO:0000255|HAMAP-Rule:MF_01589}; OrderedLocusNames=Rmag_0930;
OS Ruthia magnifica subsp. Calyptogena magnifica.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; sulfur-oxidizing symbionts;
OC Candidatus Ruthturnera.
OX NCBI_TaxID=413404;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX PubMed=17303757; DOI=10.1126/science.1138438;
RA Newton I.L.G., Woyke T., Auchtung T.A., Dilly G.F., Dutton R.J.,
RA Fisher M.C., Fontanez K.M., Lau E., Stewart F.J., Richardson P.M.,
RA Barry K.W., Saunders E., Detter J.C., Wu D., Eisen J.A., Cavanaugh C.M.;
RT "The Calyptogena magnifica chemoautotrophic symbiont genome.";
RL Science 315:998-1000(2007).
CC -!- FUNCTION: Catalyzes the conversion of S-adenosyl-L-methionine (SAM) to
CC carboxy-S-adenosyl-L-methionine (Cx-SAM). {ECO:0000255|HAMAP-
CC Rule:MF_01589}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=prephenate + S-adenosyl-L-methionine = 3-phenylpyruvate +
CC carboxy-S-adenosyl-L-methionine + H2O; Xref=Rhea:RHEA:51692,
CC ChEBI:CHEBI:15377, ChEBI:CHEBI:18005, ChEBI:CHEBI:29934,
CC ChEBI:CHEBI:59789, ChEBI:CHEBI:134278; Evidence={ECO:0000255|HAMAP-
CC Rule:MF_01589};
CC -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_01589}.
CC -!- SIMILARITY: Belongs to the class I-like SAM-binding methyltransferase
CC superfamily. Cx-SAM synthase family. {ECO:0000255|HAMAP-Rule:MF_01589}.
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DR EMBL; CP000488; ABL02643.1; -; Genomic_DNA.
DR RefSeq; WP_011738268.1; NC_008610.1.
DR AlphaFoldDB; A1AXI6; -.
DR SMR; A1AXI6; -.
DR STRING; 413404.Rmag_0930; -.
DR KEGG; rma:Rmag_0930; -.
DR eggNOG; COG2226; Bacteria.
DR HOGENOM; CLU_078475_0_0_6; -.
DR OrthoDB; 9779941at2; -.
DR Proteomes; UP000002587; Chromosome.
DR GO; GO:0016743; F:carboxyl- or carbamoyltransferase activity; IEA:UniProtKB-UniRule.
DR GO; GO:1904047; F:S-adenosyl-L-methionine binding; IEA:UniProtKB-UniRule.
DR GO; GO:0002098; P:tRNA wobble uridine modification; IEA:InterPro.
DR CDD; cd02440; AdoMet_MTases; 1.
DR Gene3D; 3.40.50.150; Vaccinia Virus protein VP39; 1.
DR HAMAP; MF_01589; Cx_SAM_synthase; 1.
DR InterPro; IPR005271; CmoA.
DR InterPro; IPR025714; Methyltranfer_dom.
DR InterPro; IPR029063; SAM-dependent_MTases_sf.
DR NCBIfam; TIGR00740; carboxy-S-adenosyl-L-methionine synthase CmoA; 1.
DR PANTHER; PTHR43861:SF2; CARBOXY-S-ADENOSYL-L-METHIONINE SYNTHASE; 1.
DR PANTHER; PTHR43861; TRANS-ACONITATE 2-METHYLTRANSFERASE-RELATED; 1.
DR Pfam; PF13847; Methyltransf_31; 1.
DR PIRSF; PIRSF006325; MeTrfase_bac; 1.
DR SUPFAM; SSF53335; S-adenosyl-L-methionine-dependent methyltransferases; 1.
PE 3: Inferred from homology;
KW S-adenosyl-L-methionine; Transferase.
FT CHAIN 1..237
FT /note="Carboxy-S-adenosyl-L-methionine synthase"
FT /id="PRO_0000314369"
FT BINDING 36
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01589"
FT BINDING 61..63
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01589"
FT BINDING 86..87
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01589"
FT BINDING 112..113
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01589"
FT BINDING 127
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01589"
FT BINDING 194
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01589"
SQ SEQUENCE 237 AA; 26822 MW; 119AF48F6727C4F1 CRC64;
MRDNIFTKEN DLVNFAFDSQ VANVFDDMVK RSVPAYQSMI EMISLSVKTY GQDNTNYYDL
GASTGATSIA LGINNPHSNN QIIALDNSPD MVKKCQQNLA GKIDNVDVIC GDILDMKFEN
ASIIVLNLTL QFIAPNNRQA LINRIYKDLN TNGALIISEK IHFNDQQKQK QIAKLHLNFK
RANGYSELEI TNKRQSIENV LITDSKQTHF KRFNMAGFKN SICHFQCLNF VSFLAVK
//
