METAS_CARH6
ID METAS_CARH6 Reviewed; 350 AA.
AC C8NA81;
DT 07-JUN-2017, integrated into UniProtKB/Swiss-Prot.
DT 03-NOV-2009, sequence version 1.
DT 03-AUG-2022, entry version 56.
DE RecName: Full=Homoserine O-succinyltransferase {ECO:0000255|HAMAP-Rule:MF_00295};
DE Short=HST {ECO:0000255|HAMAP-Rule:MF_00295, ECO:0000303|PubMed:28581482};
DE EC=2.3.1.46 {ECO:0000255|HAMAP-Rule:MF_00295, ECO:0000269|PubMed:28581482};
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, ECO:0000303|PubMed:28581482};
GN ORFNames=HMPREF0198_1409 {ECO:0000312|EMBL:EEV88470.1};
OS Cardiobacterium hominis (strain ATCC 15826 / DSM 8339 / NCTC 10426 / 6573).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Cardiobacteriales;
OC Cardiobacteriaceae; Cardiobacterium.
OX NCBI_TaxID=638300;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 15826 / DSM 8339 / NCTC 10426 / 6573;
RA Qin X., Bachman B., Battles P., Bell A., Bess C., Bickham C., Chaboub L.,
RA Chen D., Coyle M., Deiros D.R., Dinh H., Forbes L., Fowler G.,
RA Francisco L., Fu Q., Gubbala S., Hale W., Han Y., Hemphill L.,
RA Highlander S.K., Hirani K., Hogues M., Jackson L., Jakkamsetti A.,
RA Javaid M., Jiang H., Korchina V., Kovar C., Lara F., Lee S., Mata R.,
RA Mathew T., Moen C., Morales K., Munidasa M., Nazareth L., Ngo R.,
RA Nguyen L., Okwuonu G., Ongeri F., Patil S., Petrosino J., Pham C., Pham P.,
RA Pu L.-L., Puazo M., Raj R., Reid J., Rouhana J., Saada N., Shang Y.,
RA Simmons D., Thornton R., Warren J., Weissenberger G., Zhang J., Zhang L.,
RA Zhou C., Zhu D., Muzny D., Worley K., Gibbs R.;
RL Submitted (AUG-2009) to the EMBL/GenBank/DDBJ databases.
RN [2]
RP FUNCTION, AND CATALYTIC ACTIVITY.
RX PubMed=28581482; DOI=10.1038/nchembio.2397;
RA Bastard K., Perret A., Mariage A., Bessonnet T., Pinet-Turpault A.,
RA Petit J.L., Darii E., Bazire P., Vergne-Vaxelaire C., Brewee C., Debard A.,
RA Pellouin V., Besnard-Gonnet M., Artiguenave F., Medigue C., Vallenet D.,
RA Danchin A., Zaparucha A., Weissenbach J., Salanoubat M., de Berardinis V.;
RT "Parallel evolution of non-homologous isofunctional enzymes in methionine
RT biosynthesis.";
RL Nat. Chem. Biol. 13:858-866(2017).
CC -!- FUNCTION: Transfers a succinyl group from succinyl-CoA to L-homoserine,
CC forming succinyl-L-homoserine. {ECO:0000255|HAMAP-Rule:MF_00295,
CC ECO:0000269|PubMed:28581482}.
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 ECO:0000269|PubMed:28581482};
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; ACKY01000070; EEV88470.1; -; Genomic_DNA.
DR RefSeq; WP_004142740.1; NZ_GG694028.1.
DR AlphaFoldDB; C8NA81; -.
DR SMR; C8NA81; -.
DR STRING; 2718.CHUV0807_1893; -.
DR EnsemblBacteria; EEV88470; EEV88470; HMPREF0198_1409.
DR HOGENOM; CLU_057851_0_1_6; -.
DR OMA; WLWFCYQ; -.
DR OrthoDB; 1601420at2; -.
DR UniPathway; UPA00051; UER00075.
DR Proteomes; UP000004870; Unassembled WGS sequence.
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; IEA:UniProtKB-EC.
DR GO; GO:0009086; P:methionine biosynthetic process; IEA:UniProtKB-UniRule.
DR Gene3D; 3.40.50.880; -; 1.
DR HAMAP; MF_00295; MetA_acyltransf; 1.
DR InterPro; IPR029062; Class_I_gatase-like.
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.
PE 1: Evidence at protein level;
KW Acyltransferase; Amino-acid biosynthesis; Cytoplasm;
KW Methionine biosynthesis; Reference proteome; Transferase.
FT CHAIN 1..350
FT /note="Homoserine O-succinyltransferase"
FT /id="PRO_0000440350"
FT ACT_SITE 146
FT /note="Acyl-thioester intermediate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00295"
FT ACT_SITE 239
FT /note="Proton acceptor"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00295"
FT ACT_SITE 241
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00295"
FT BINDING 167
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00295"
FT BINDING 196
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00295"
FT BINDING 253
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00295"
FT SITE 113
FT /note="Important for acyl-CoA specificity"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00295"
FT SITE 147
FT /note="Important for acyl-CoA specificity"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00295"
FT SITE 196
FT /note="Important for substrate specificity"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00295"
SQ SEQUENCE 350 AA; 39974 MW; EF0B9015684EC652 CRC64;
MPLVAHRELE SLDRLRAEGQ EILDVRRASQ QDIRELHIGL LNLMPDGALK ATERQFLRLI
GNSNRIAQFY VHIFTVPGVP RSADMQAYID SHYENFDDLA HDGLDAIIFT GTNPLHADLA
QEAYWPHVQR VFDWADKNVT SVLCSCLASH LALQHFHGIA RKRRDEKLFG VFSHRVLDRS
HPMLANINTR FDMPHSRWNG ISAAQLEARG LPVLVAGEES GVAMASSPDG FRQIYFQGHP
EYDRSSLLKE FRRDLALYQD GKLPQPPKLP THYFTPAGQR LIRDYIESGR PISDFPEAQL
ADEVDVTWRD TAKALFANWL GLVYQLTHKE RHLQYMDGID PADPLGRLRR
