ID A0A0H1AGJ6_9GAMM Unreviewed; 231 AA.
AC A0A0H1AGJ6;
DT 16-SEP-2015, integrated into UniProtKB/TrEMBL.
DT 16-SEP-2015, sequence version 1.
DT 24-JAN-2024, entry version 25.
DE RecName: Full=Protein-L-isoaspartate O-methyltransferase {ECO:0000256|HAMAP-Rule:MF_00090};
DE EC=2.1.1.77 {ECO:0000256|HAMAP-Rule:MF_00090};
DE AltName: Full=L-isoaspartyl protein carboxyl methyltransferase {ECO:0000256|HAMAP-Rule:MF_00090};
DE AltName: Full=Protein L-isoaspartyl methyltransferase {ECO:0000256|HAMAP-Rule:MF_00090};
DE AltName: Full=Protein-beta-aspartate methyltransferase {ECO:0000256|HAMAP-Rule:MF_00090};
DE Short=PIMT {ECO:0000256|HAMAP-Rule:MF_00090};
GN Name=pcm {ECO:0000256|HAMAP-Rule:MF_00090};
GN ORFNames=WQ56_15235 {ECO:0000313|EMBL:KLI98398.1};
OS Luteimonas sp. FCS-9.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Xanthomonadales;
OC Xanthomonadaceae; Luteimonas.
OX NCBI_TaxID=1547516 {ECO:0000313|EMBL:KLI98398.1, ECO:0000313|Proteomes:UP000035397};
RN [1] {ECO:0000313|EMBL:KLI98398.1, ECO:0000313|Proteomes:UP000035397}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=FCS-9 {ECO:0000313|EMBL:KLI98398.1,
RC ECO:0000313|Proteomes:UP000035397};
RA Bala M., Kumar A., Kaur N., Mathan Kumar R., Kaur G., Singh N.K.,
RA Mayilraj S.;
RT "Taxonomic description and genome sequence of Luteimonas oceanisediminis
RT sp. nov., a novel gammaproteobacteria isolated from a marine sediment.";
RL Submitted (APR-2015) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Catalyzes the methyl esterification of L-isoaspartyl residues
CC in peptides and proteins that result from spontaneous decomposition of
CC normal L-aspartyl and L-asparaginyl residues. It plays a role in the
CC repair and/or degradation of damaged proteins. {ECO:0000256|HAMAP-
CC Rule:MF_00090}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=[protein]-L-isoaspartate + S-adenosyl-L-methionine =
CC [protein]-L-isoaspartate alpha-methyl ester + S-adenosyl-L-
CC homocysteine; Xref=Rhea:RHEA:12705, Rhea:RHEA-COMP:12143, Rhea:RHEA-
CC COMP:12144, ChEBI:CHEBI:57856, ChEBI:CHEBI:59789, ChEBI:CHEBI:90596,
CC ChEBI:CHEBI:90598; EC=2.1.1.77; Evidence={ECO:0000256|HAMAP-
CC Rule:MF_00090};
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00090}.
CC -!- SIMILARITY: Belongs to the methyltransferase superfamily. L-
CC isoaspartyl/D-aspartyl protein methyltransferase family.
CC {ECO:0000256|ARBA:ARBA00005369, ECO:0000256|HAMAP-Rule:MF_00090}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:KLI98398.1}.
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DR EMBL; LASZ01000022; KLI98398.1; -; Genomic_DNA.
DR RefSeq; WP_047137992.1; NZ_LASZ01000022.1.
DR AlphaFoldDB; A0A0H1AGJ6; -.
DR STRING; 1547516.WQ56_15235; -.
DR PATRIC; fig|1547516.3.peg.3191; -.
DR OrthoDB; 9810066at2; -.
DR Proteomes; UP000035397; Unassembled WGS sequence.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0004719; F:protein-L-isoaspartate (D-aspartate) O-methyltransferase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0032259; P:methylation; IEA:UniProtKB-KW.
DR GO; GO:0036211; P:protein modification process; IEA:UniProtKB-UniRule.
DR GO; GO:0030091; P:protein repair; IEA:UniProtKB-UniRule.
DR CDD; cd02440; AdoMet_MTases; 1.
DR Gene3D; 3.40.50.150; Vaccinia Virus protein VP39; 1.
DR HAMAP; MF_00090; PIMT; 1.
DR InterPro; IPR000682; PCMT.
DR InterPro; IPR029063; SAM-dependent_MTases_sf.
DR NCBIfam; TIGR00080; pimt; 1.
DR PANTHER; PTHR11579; PROTEIN-L-ISOASPARTATE O-METHYLTRANSFERASE; 1.
DR PANTHER; PTHR11579:SF0; PROTEIN-L-ISOASPARTATE(D-ASPARTATE) O-METHYLTRANSFERASE; 1.
DR Pfam; PF01135; PCMT; 1.
DR SUPFAM; SSF53335; S-adenosyl-L-methionine-dependent methyltransferases; 1.
DR PROSITE; PS01279; PCMT; 1.
PE 3: Inferred from homology;
KW Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00090};
KW Methyltransferase {ECO:0000256|HAMAP-Rule:MF_00090,
KW ECO:0000313|EMBL:KLI98398.1};
KW Reference proteome {ECO:0000313|Proteomes:UP000035397};
KW S-adenosyl-L-methionine {ECO:0000256|HAMAP-Rule:MF_00090};
KW Transferase {ECO:0000256|HAMAP-Rule:MF_00090, ECO:0000313|EMBL:KLI98398.1}.
FT ACT_SITE 80
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00090"
SQ SEQUENCE 231 AA; 24693 MW; 26116DEF85F29476 CRC64;
MTARLRLQPE ALGMGMTSQR VRDRLIERLR DGAHPGGGIG DERVLNAIRT VPRHLFVDEA
LATRAYEDTA LPIGHGQTIS QPWVVARMTE ALLANGMPRK VLEVGTGSGY QATILAALGI
EVHTVERIGE LLRVARKRFR SLGLNVRSKH DDGRIGWPEN GPFDGIVVTA AGPALVDALT
AQLADSGTLV APVGAPGAQR LLVLHKQADG RVVQQDLAAV AFVPLLSGYV D
//