ID   METXS_BURCJ             Reviewed;         381 AA.
AC   B4E7Y5;
DT   24-MAR-2009, integrated into UniProtKB/Swiss-Prot.
DT   23-SEP-2008, sequence version 1.
DT   03-AUG-2022, entry version 72.
DE   RecName: Full=Homoserine O-succinyltransferase {ECO:0000255|HAMAP-Rule:MF_00296};
DE            Short=HST {ECO:0000255|HAMAP-Rule:MF_00296};
DE            EC=2.3.1.46 {ECO:0000255|HAMAP-Rule:MF_00296};
DE   AltName: Full=Homoserine transsuccinylase {ECO:0000255|HAMAP-Rule:MF_00296};
DE            Short=HTS {ECO:0000255|HAMAP-Rule:MF_00296};
GN   Name=metXS {ECO:0000255|HAMAP-Rule:MF_00296};
GN   OrderedLocusNames=BceJ2315_04910; ORFNames=BCAL0493;
OS   Burkholderia cenocepacia (strain ATCC BAA-245 / DSM 16553 / LMG 16656 /
OS   NCTC 13227 / J2315 / CF5610) (Burkholderia cepacia (strain J2315)).
OC   Bacteria; Proteobacteria; Betaproteobacteria; Burkholderiales;
OC   Burkholderiaceae; Burkholderia; Burkholderia cepacia complex.
OX   NCBI_TaxID=216591;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC BAA-245 / DSM 16553 / LMG 16656 / NCTC 13227 / J2315 / CF5610;
RX   PubMed=18931103; DOI=10.1128/jb.01230-08;
RA   Holden M.T., Seth-Smith H.M., Crossman L.C., Sebaihia M., Bentley S.D.,
RA   Cerdeno-Tarraga A.M., Thomson N.R., Bason N., Quail M.A., Sharp S.,
RA   Cherevach I., Churcher C., Goodhead I., Hauser H., Holroyd N., Mungall K.,
RA   Scott P., Walker D., White B., Rose H., Iversen P., Mil-Homens D.,
RA   Rocha E.P., Fialho A.M., Baldwin A., Dowson C., Barrell B.G., Govan J.R.,
RA   Vandamme P., Hart C.A., Mahenthiralingam E., Parkhill J.;
RT   "The genome of Burkholderia cenocepacia J2315, an epidemic pathogen of
RT   cystic fibrosis patients.";
RL   J. Bacteriol. 191:261-277(2009).
CC   -!- FUNCTION: Transfers a succinyl group from succinyl-CoA to L-homoserine,
CC       forming succinyl-L-homoserine. {ECO:0000255|HAMAP-Rule:MF_00296}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=L-homoserine + succinyl-CoA = CoA + O-succinyl-L-homoserine;
CC         Xref=Rhea:RHEA:22008, ChEBI:CHEBI:57287, ChEBI:CHEBI:57292,
CC         ChEBI:CHEBI:57476, ChEBI:CHEBI:57661; EC=2.3.1.46;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00296};
CC   -!- PATHWAY: Amino-acid biosynthesis; L-methionine biosynthesis via de novo
CC       pathway; O-succinyl-L-homoserine from L-homoserine: step 1/1.
CC       {ECO:0000255|HAMAP-Rule:MF_00296}.
CC   -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_00296}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00296}.
CC   -!- SIMILARITY: Belongs to the AB hydrolase superfamily. MetX family.
CC       {ECO:0000255|HAMAP-Rule:MF_00296}.
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DR   EMBL; AM747720; CAR50804.1; -; Genomic_DNA.
DR   RefSeq; WP_006484643.1; NC_011000.1.
DR   AlphaFoldDB; B4E7Y5; -.
DR   SMR; B4E7Y5; -.
DR   STRING; 216591.BCAL0493; -.
DR   ESTHER; burca-metx; Homoserine_transacetylase.
DR   EnsemblBacteria; CAR50804; CAR50804; BCAL0493.
DR   GeneID; 56559691; -.
DR   KEGG; bcj:BCAL0493; -.
DR   eggNOG; COG2021; Bacteria.
DR   HOGENOM; CLU_028760_1_2_4; -.
DR   OMA; TRFCVVS; -.
DR   OrthoDB; 536745at2; -.
DR   BioCyc; BCEN216591:G1G1V-561-MON; -.
DR   UniPathway; UPA00051; UER00075.
DR   Proteomes; UP000001035; Chromosome 1.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0008899; F:homoserine O-succinyltransferase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0009086; P:methionine biosynthetic process; IEA:UniProtKB-UniRule.
DR   Gene3D; 3.40.50.1820; -; 1.
DR   HAMAP; MF_00296; MetX_acyltransf; 1.
DR   InterPro; IPR029058; AB_hydrolase.
DR   InterPro; IPR000073; AB_hydrolase_1.
DR   InterPro; IPR008220; HAT_MetX-like.
DR   PANTHER; PTHR32268; PTHR32268; 1.
DR   Pfam; PF00561; Abhydrolase_1; 1.
DR   PIRSF; PIRSF000443; Homoser_Ac_trans; 1.
DR   SUPFAM; SSF53474; SSF53474; 1.
DR   TIGRFAMs; TIGR01392; homoserO_Ac_trn; 1.
PE   3: Inferred from homology;
KW   Acyltransferase; Amino-acid biosynthesis; Cytoplasm;
KW   Methionine biosynthesis; Transferase.
FT   CHAIN           1..381
FT                   /note="Homoserine O-succinyltransferase"
FT                   /id="PRO_1000115214"
FT   DOMAIN          45..360
FT                   /note="AB hydrolase-1"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00296"
FT   ACT_SITE        151
FT                   /note="Nucleophile"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00296"
FT   ACT_SITE        321
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00296"
FT   ACT_SITE        354
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00296"
FT   BINDING         221
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00296"
FT   BINDING         355
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00296"
FT   SITE            323
FT                   /note="Important for acyl-CoA specificity"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00296"
SQ   SEQUENCE   381 AA;  41956 MW;  0BEF5325C7982F65 CRC64;
     MESIGIVAPQ TMHFAEPLRL QSGSVIGNYQ LVVETYGELN AARSNAVLVC HALNASHHVA
     GVYADDPRST GWWDNMVGPG KPLDTNRFFV IGVNNLGSCF GSTGPMSIDP STGKPYGAKF
     PVVTVEDWVH AQARVADAFG IERFAAVMGG SLGGMQALAW SLMYPERVAH CIDIASTPKL
     SAQNIAFNEV ARSAILSDPD FHGGDYYAHG VKPKRGLRVA RMIGHITYLS DDDMAEKFGR
     ALRRADGALD AYNFSFDVEF EVESYLRYQG DKFADYFDAN TYLLITRALD YFDPAKAFDG
     NLTAALAHTQ AKYLIASFST DWRFAPARSR EIVKALLDNK RTVSYAEIDA PHGHDAFLLD
     DARYHNLIRA YYERIANEVG A