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METAS_SHEON
ID   METAS_SHEON             Reviewed;         313 AA.
AC   Q8EGC8;
DT   21-DEC-2004, integrated into UniProtKB/Swiss-Prot.
DT   01-MAR-2003, sequence version 1.
DT   03-AUG-2022, entry version 107.
DE   RecName: Full=Homoserine O-succinyltransferase {ECO:0000255|HAMAP-Rule:MF_00295};
DE            Short=HST {ECO:0000255|HAMAP-Rule:MF_00295};
DE            EC=2.3.1.46 {ECO:0000255|HAMAP-Rule:MF_00295};
DE   AltName: Full=Homoserine transsuccinylase {ECO:0000255|HAMAP-Rule:MF_00295};
DE            Short=HTS {ECO:0000255|HAMAP-Rule:MF_00295};
GN   Name=metAS {ECO:0000255|HAMAP-Rule:MF_00295}; OrderedLocusNames=SO_1676;
OS   Shewanella oneidensis (strain MR-1).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Alteromonadales;
OC   Shewanellaceae; Shewanella.
OX   NCBI_TaxID=211586;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=MR-1;
RX   PubMed=12368813; DOI=10.1038/nbt749;
RA   Heidelberg J.F., Paulsen I.T., Nelson K.E., Gaidos E.J., Nelson W.C.,
RA   Read T.D., Eisen J.A., Seshadri R., Ward N.L., Methe B.A., Clayton R.A.,
RA   Meyer T., Tsapin A., Scott J., Beanan M.J., Brinkac L.M., Daugherty S.C.,
RA   DeBoy R.T., Dodson R.J., Durkin A.S., Haft D.H., Kolonay J.F., Madupu R.,
RA   Peterson J.D., Umayam L.A., White O., Wolf A.M., Vamathevan J.J.,
RA   Weidman J.F., Impraim M., Lee K., Berry K.J., Lee C., Mueller J.,
RA   Khouri H.M., Gill J., Utterback T.R., McDonald L.A., Feldblyum T.V.,
RA   Smith H.O., Venter J.C., Nealson K.H., Fraser C.M.;
RT   "Genome sequence of the dissimilatory metal ion-reducing bacterium
RT   Shewanella oneidensis.";
RL   Nat. Biotechnol. 20:1118-1123(2002).
CC   -!- FUNCTION: Transfers a succinyl group from succinyl-CoA to L-homoserine,
CC       forming succinyl-L-homoserine. {ECO:0000255|HAMAP-Rule:MF_00295}.
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_00295};
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_00295}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00295}.
CC   -!- SIMILARITY: Belongs to the MetA family. {ECO:0000255|HAMAP-
CC       Rule:MF_00295}.
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DR   EMBL; AE014299; AAN54731.1; -; Genomic_DNA.
DR   RefSeq; NP_717287.1; NC_004347.2.
DR   RefSeq; WP_011071826.1; NZ_CP053946.1.
DR   AlphaFoldDB; Q8EGC8; -.
DR   SMR; Q8EGC8; -.
DR   STRING; 211586.SO_1676; -.
DR   PaxDb; Q8EGC8; -.
DR   KEGG; son:SO_1676; -.
DR   PATRIC; fig|211586.12.peg.1615; -.
DR   eggNOG; COG1897; Bacteria.
DR   HOGENOM; CLU_057851_0_1_6; -.
DR   OMA; WLWFCYQ; -.
DR   OrthoDB; 1601420at2; -.
DR   PhylomeDB; Q8EGC8; -.
DR   BioCyc; SONE211586:G1GMP-1542-MON; -.
DR   UniPathway; UPA00051; UER00075.
DR   Proteomes; UP000008186; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0004414; F:homoserine O-acetyltransferase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0008899; F:homoserine O-succinyltransferase activity; IBA:GO_Central.
DR   GO; GO:0019281; P:L-methionine biosynthetic process from homoserine via O-succinyl-L-homoserine and cystathionine; IEA:InterPro.
DR   CDD; cd03131; GATase1_HTS; 1.
DR   Gene3D; 3.40.50.880; -; 1.
DR   HAMAP; MF_00295; MetA_acyltransf; 1.
DR   InterPro; IPR029062; Class_I_gatase-like.
DR   InterPro; IPR005697; HST_MetA.
DR   InterPro; IPR033752; MetA_family.
DR   PANTHER; PTHR20919; PTHR20919; 1.
DR   Pfam; PF04204; HTS; 1.
DR   PIRSF; PIRSF000450; H_ser_succinyltr; 1.
DR   SUPFAM; SSF52317; SSF52317; 1.
DR   TIGRFAMs; TIGR01001; metA; 1.
PE   3: Inferred from homology;
KW   Acyltransferase; Amino-acid biosynthesis; Cytoplasm;
KW   Methionine biosynthesis; Reference proteome; Transferase.
FT   CHAIN           1..313
FT                   /note="Homoserine O-succinyltransferase"
FT                   /id="PRO_0000199759"
FT   ACT_SITE        142
FT                   /note="Acyl-thioester intermediate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00295"
FT   ACT_SITE        235
FT                   /note="Proton acceptor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00295"
FT   ACT_SITE        237
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00295"
FT   BINDING         163
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00295"
FT   BINDING         192
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00295"
FT   BINDING         249
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00295"
FT   SITE            111
FT                   /note="Important for acyl-CoA specificity"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00295"
FT   SITE            192
FT                   /note="Important for substrate specificity"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00295"
SQ   SEQUENCE   313 AA;  36569 MW;  4C6E12B35543AC1B CRC64;
     MPVKIPDHLP AAGILESENI FVMSETRAAN QDIRPMKVLI LNLMPNKIET ETQLLRLLGN
     TPLQVDVDLL RIHDKESKHT SIDHMNTFYR DFEDVRHKNY DGLIITGAPL GQIDFEDVTY
     WDHIREIIDW SQQHVTSVLF LCWAAHAGLY HLYGLNRKIL EQKRSGVFVH RRTCQHFPLL
     RGFDDEFFAP HSRFAEMDVE EIRQHPQLQL LAESDEAGAY LVLSRNNRNL FVMGHPEYQK
     STLNDEYHRD LAQSLNPNVP QNYYRNDDPK ADAIARWHSH GSLLVSNWLN YYVYQLTPYD
     LSDMTAMTPW ESQ
 
 
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