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METXS_METPP
ID   METXS_METPP             Reviewed;         387 AA.
AC   A2SLU8;
DT   20-MAY-2008, integrated into UniProtKB/Swiss-Prot.
DT   06-MAR-2007, sequence version 1.
DT   03-AUG-2022, entry version 86.
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}; OrderedLocusNames=Mpe_A3584;
OS   Methylibium petroleiphilum (strain ATCC BAA-1232 / LMG 22953 / PM1).
OC   Bacteria; Proteobacteria; Betaproteobacteria; Burkholderiales; Methylibium.
OX   NCBI_TaxID=420662;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC BAA-1232 / LMG 22953 / PM1;
RX   PubMed=17158667; DOI=10.1128/jb.01259-06;
RA   Kane S.R., Chakicherla A.Y., Chain P.S.G., Schmidt R., Shin M.W.,
RA   Legler T.C., Scow K.M., Larimer F.W., Lucas S.M., Richardson P.M.,
RA   Hristova K.R.;
RT   "Whole-genome analysis of the methyl tert-butyl ether-degrading beta-
RT   proteobacterium Methylibium petroleiphilum PM1.";
RL   J. Bacteriol. 189:1931-1945(2007).
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; CP000555; ABM96537.1; -; Genomic_DNA.
DR   RefSeq; WP_011831157.1; NC_008825.1.
DR   AlphaFoldDB; A2SLU8; -.
DR   SMR; A2SLU8; -.
DR   STRING; 420662.Mpe_A3584; -.
DR   ESTHER; metpp-metx; Homoserine_transacetylase.
DR   EnsemblBacteria; ABM96537; ABM96537; Mpe_A3584.
DR   KEGG; mpt:Mpe_A3584; -.
DR   eggNOG; COG2021; Bacteria.
DR   HOGENOM; CLU_028760_1_2_4; -.
DR   OMA; TRFCVVS; -.
DR   OrthoDB; 536745at2; -.
DR   UniPathway; UPA00051; UER00075.
DR   Proteomes; UP000000366; Chromosome.
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; Reference proteome; Transferase.
FT   CHAIN           1..387
FT                   /note="Homoserine O-succinyltransferase"
FT                   /id="PRO_1000078945"
FT   DOMAIN          45..354
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        317
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00296"
FT   ACT_SITE        350
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00296"
FT   BINDING         221
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00296"
FT   BINDING         351
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00296"
FT   SITE            319
FT                   /note="Important for acyl-CoA specificity"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00296"
SQ   SEQUENCE   387 AA;  42412 MW;  75640AD8979C1E97 CRC64;
     MASVGIVTPQ SLRLNAPLPL RSGAVLDDCT LVYETYGTLN ATRSNAVLVC HALNASHHVA
     GRYEGQDKSE GWWDNLIGPG KPLDTDRFFV IGVNNPGSCF GSTGPASTDP KTGRPYGADF
     PVVTVEDWVD AQARLLDALG IEQLAAVIGG SLGGMQAMSW TVRYPQRVRH AIVVASAPNL
     SAQNIAFNEV ARRAIVTDPD FHGGHFYAHG VVPKRGLRVA RMVGHITYLS DDVMASKFGR
     QTLNPELAYS TQDIEFQIES YLRYQGDKFS DYFDANTYLL ITRALDYFDP AREFDGDLSR
     ALAGATAKFL VVSFTTDWRF SPERSREIVK ALVDNRRDVS YAEIDAPHGH DAFLMTDARY
     HNVLRAYFAR IADEAVAPAG GIKGFAV
 
 
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