ID A2TZT3_9FLAO Unreviewed; 390 AA.
AC A2TZT3;
DT 20-MAR-2007, integrated into UniProtKB/TrEMBL.
DT 20-MAR-2007, sequence version 1.
DT 27-MAR-2024, entry version 78.
DE RecName: Full=O-succinylhomoserine sulfhydrylase {ECO:0000256|HAMAP-Rule:MF_02056};
DE Short=OSH sulfhydrylase {ECO:0000256|HAMAP-Rule:MF_02056};
DE Short=OSHS sulfhydrylase {ECO:0000256|HAMAP-Rule:MF_02056};
DE EC=2.5.1.- {ECO:0000256|HAMAP-Rule:MF_02056};
GN Name=metZ {ECO:0000256|HAMAP-Rule:MF_02056};
GN ORFNames=MED152_06200 {ECO:0000313|EMBL:EAQ42288.1};
OS Polaribacter sp. MED152.
OC Bacteria; Bacteroidota; Flavobacteriia; Flavobacteriales;
OC Flavobacteriaceae.
OX NCBI_TaxID=313598 {ECO:0000313|EMBL:EAQ42288.1, ECO:0000313|Proteomes:UP000006470};
RN [1] {ECO:0000313|EMBL:EAQ42288.1, ECO:0000313|Proteomes:UP000006470}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=MED152 {ECO:0000313|EMBL:EAQ42288.1};
RX PubMed=17215843; DOI=10.1038/nature05381;
RA Gomez-Consarnau L., Gonzalez J.M., Coll-Llado M., Gourdon P., Pascher T.,
RA Neutze R., Pedros-Alio C., Pinhassi J.;
RT "Light stimulates growth of proteorhodopsin-containing marine
RT Flavobacteria.";
RL Nature 445:210-213(2007).
CC -!- FUNCTION: Catalyzes the formation of L-homocysteine from O-succinyl-L-
CC homoserine (OSHS) and hydrogen sulfide. {ECO:0000256|HAMAP-
CC Rule:MF_02056}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=hydrogen sulfide + O-succinyl-L-homoserine = L-homocysteine +
CC succinate; Xref=Rhea:RHEA:27826, ChEBI:CHEBI:29919,
CC ChEBI:CHEBI:30031, ChEBI:CHEBI:57661, ChEBI:CHEBI:58199;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_02056};
CC -!- COFACTOR:
CC Name=pyridoxal 5'-phosphate; Xref=ChEBI:CHEBI:597326;
CC Evidence={ECO:0000256|ARBA:ARBA00001933,
CC ECO:0000256|HAMAP-Rule:MF_02056, ECO:0000256|RuleBase:RU362118};
CC -!- PATHWAY: Amino-acid biosynthesis; L-methionine biosynthesis via de novo
CC pathway; L-homocysteine from O-succinyl-L-homoserine: step 1/1.
CC {ECO:0000256|HAMAP-Rule:MF_02056}.
CC -!- SUBUNIT: Homotetramer. {ECO:0000256|HAMAP-Rule:MF_02056}.
CC -!- SIMILARITY: Belongs to the trans-sulfuration enzymes family. MetZ
CC subfamily. {ECO:0000256|HAMAP-Rule:MF_02056}.
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DR EMBL; CP004349; EAQ42288.1; -; Genomic_DNA.
DR RefSeq; WP_015481000.1; NC_020830.1.
DR AlphaFoldDB; A2TZT3; -.
DR STRING; 313598.MED152_06200; -.
DR KEGG; pom:MED152_06200; -.
DR eggNOG; COG2873; Bacteria.
DR HOGENOM; CLU_018986_2_0_10; -.
DR OrthoDB; 9803729at2; -.
DR UniPathway; UPA00051; UER00449.
DR Proteomes; UP000006470; Chromosome.
DR GO; GO:0030170; F:pyridoxal phosphate binding; IEA:UniProtKB-UniRule.
DR GO; GO:0016765; F:transferase activity, transferring alkyl or aryl (other than methyl) groups; IEA:UniProtKB-UniRule.
DR GO; GO:0071266; P:'de novo' L-methionine biosynthetic process; IEA:UniProtKB-UniRule.
DR GO; GO:0071268; P:homocysteine biosynthetic process; IEA:InterPro.
DR GO; GO:0019346; P:transsulfuration; IEA:InterPro.
DR CDD; cd00614; CGS_like; 1.
DR Gene3D; 3.90.1150.10; Aspartate Aminotransferase, domain 1; 1.
DR Gene3D; 3.40.640.10; Type I PLP-dependent aspartate aminotransferase-like (Major domain); 1.
DR HAMAP; MF_02056; MetZ; 1.
DR InterPro; IPR000277; Cys/Met-Metab_PyrdxlP-dep_enz.
DR InterPro; IPR006234; O-succ-hSer_sulfhydrylase.
DR InterPro; IPR015424; PyrdxlP-dep_Trfase.
DR InterPro; IPR015421; PyrdxlP-dep_Trfase_major.
DR InterPro; IPR015422; PyrdxlP-dep_Trfase_small.
DR PANTHER; PTHR11808:SF90; CYSTATHIONINE GAMMA-LYASE; 1.
DR PANTHER; PTHR11808; TRANS-SULFURATION ENZYME FAMILY MEMBER; 1.
DR Pfam; PF01053; Cys_Met_Meta_PP; 1.
DR PIRSF; PIRSF001434; CGS; 1.
DR SUPFAM; SSF53383; PLP-dependent transferases; 1.
PE 3: Inferred from homology;
KW Amino-acid biosynthesis {ECO:0000256|HAMAP-Rule:MF_02056};
KW Methionine biosynthesis {ECO:0000256|HAMAP-Rule:MF_02056};
KW Pyridoxal phosphate {ECO:0000256|ARBA:ARBA00022898, ECO:0000256|HAMAP-
KW Rule:MF_02056}; Reference proteome {ECO:0000313|Proteomes:UP000006470};
KW Transferase {ECO:0000256|HAMAP-Rule:MF_02056}.
FT MOD_RES 207
FT /note="N6-(pyridoxal phosphate)lysine"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02056,
FT ECO:0000256|PIRSR:PIRSR001434-2"
SQ SEQUENCE 390 AA; 43420 MW; 08844174EA4EC2E5 CRC64;
MSNKKNFETE AIRNQTERSQ FSEHSTPLYL TSSFVFDDAE EMRASFAEEK QRNLYSRFTN
PNTSEFVNKI VAMEGAESGY AFATGMSAIF STFAALLNAG DHIVSCRSVF GSTHSMFTKY
LPKWNIETSY FKVNEVALVE SLIQENTKIL YVETPTNPAI DILDLELIGN IAKKHNLIYI
VDNCFATPYI QQPIKFGADL VIHSATKLID GQGRVLGGVT VGKEDLIREI YLFARNSGPA
MSPFNAWVLS KSLETLAIRV EKHCENALKV AEFLENNIKV DLVKYPFLES HPQFKVAKQQ
MKLGGNIVAF EIKGGIEAGR KFLNKIKMCS LSANLGDTRT IVTHPSSTTH GRLSEEDRLE
VGITNGLVRV SVGLENVVDI IEDLAQALED
//