ID A0L9G0_MAGMM Unreviewed; 296 AA.
AC A0L9G0;
DT 12-DEC-2006, integrated into UniProtKB/TrEMBL.
DT 12-DEC-2006, sequence version 1.
DT 27-MAR-2024, entry version 104.
DE RecName: Full=Cysteine synthase {ECO:0000256|ARBA:ARBA00012681, ECO:0000256|RuleBase:RU003985};
DE EC=2.5.1.47 {ECO:0000256|ARBA:ARBA00012681, ECO:0000256|RuleBase:RU003985};
GN OrderedLocusNames=Mmc1_2102 {ECO:0000313|EMBL:ABK44603.1};
OS Magnetococcus marinus (strain ATCC BAA-1437 / JCM 17883 / MC-1).
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Magnetococcales;
OC Magnetococcaceae; Magnetococcus.
OX NCBI_TaxID=156889 {ECO:0000313|EMBL:ABK44603.1, ECO:0000313|Proteomes:UP000002586};
RN [1] {ECO:0000313|Proteomes:UP000002586}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC BAA-1437 / JCM 17883 / MC-1
RC {ECO:0000313|Proteomes:UP000002586};
RX PubMed=19465526; DOI=10.1128/AEM.02874-08;
RA Schubbe S., Williams T.J., Xie G., Kiss H.E., Brettin T.S., Martinez D.,
RA Ross C.A., Schuler D., Cox B.L., Nealson K.H., Bazylinski D.A.;
RT "Complete genome sequence of the chemolithoautotrophic marine magnetotactic
RT coccus strain MC-1.";
RL Appl. Environ. Microbiol. 75:4835-4852(2009).
RN [2] {ECO:0000313|EMBL:ABK44603.1, ECO:0000313|Proteomes:UP000002586}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC BAA-1437 / JCM 17883 / MC-1
RC {ECO:0000313|Proteomes:UP000002586};
RX PubMed=22581902;
RA Bazylinski D.A., Williams T.J., Lefevre C.T., Berg R.J., Zhang C.L.,
RA Bowser S.S., Dean A.J., Beveridge T.J.;
RT "Magnetococcus marinus gen. nov., sp. nov., a marine, magnetotactic
RT bacterium that represents a novel lineage (Magnetococcaceae fam. nov.;
RT Magnetococcales ord. nov.) at the base of the Alphaproteobacteria.";
RL Int. J. Syst. Evol. Microbiol. 0:0-0(2012).
CC -!- CATALYTIC ACTIVITY:
CC Reaction=hydrogen sulfide + O-acetyl-L-serine = acetate + L-cysteine;
CC Xref=Rhea:RHEA:14829, ChEBI:CHEBI:29919, ChEBI:CHEBI:30089,
CC ChEBI:CHEBI:35235, ChEBI:CHEBI:58340; EC=2.5.1.47;
CC Evidence={ECO:0000256|RuleBase:RU003985};
CC -!- COFACTOR:
CC Name=pyridoxal 5'-phosphate; Xref=ChEBI:CHEBI:597326;
CC Evidence={ECO:0000256|ARBA:ARBA00001933,
CC ECO:0000256|PIRSR:PIRSR605856-50, ECO:0000256|RuleBase:RU003985};
CC -!- PATHWAY: Amino-acid biosynthesis; L-cysteine biosynthesis; L-cysteine
CC from L-serine: step 2/2. {ECO:0000256|ARBA:ARBA00004962}.
CC -!- SIMILARITY: Belongs to the cysteine synthase/cystathionine beta-
CC synthase family. {ECO:0000256|ARBA:ARBA00007103,
CC ECO:0000256|RuleBase:RU003985}.
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DR EMBL; CP000471; ABK44603.1; -; Genomic_DNA.
DR RefSeq; WP_011713731.1; NC_008576.1.
DR AlphaFoldDB; A0L9G0; -.
DR STRING; 156889.Mmc1_2102; -.
DR KEGG; mgm:Mmc1_2102; -.
DR eggNOG; COG0031; Bacteria.
DR HOGENOM; CLU_021018_1_0_5; -.
DR OrthoDB; 9805733at2; -.
DR UniPathway; UPA00136; UER00200.
DR Proteomes; UP000002586; Chromosome.
DR GO; GO:0004124; F:cysteine synthase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0006535; P:cysteine biosynthetic process from serine; IEA:UniProtKB-UniRule.
DR CDD; cd01561; CBS_like; 1.
DR Gene3D; 3.40.50.1100; -; 2.
DR InterPro; IPR005856; Cys_synth.
DR InterPro; IPR005858; CysM.
DR InterPro; IPR001216; P-phosphate_BS.
DR InterPro; IPR001926; TrpB-like_PALP.
DR InterPro; IPR036052; TrpB-like_PALP_sf.
DR NCBIfam; TIGR01136; cysKM; 1.
DR NCBIfam; TIGR01138; cysM; 1.
DR PANTHER; PTHR10314; CYSTATHIONINE BETA-SYNTHASE; 1.
DR PANTHER; PTHR10314:SF162; CYSTEINE SYNTHASE B; 1.
DR Pfam; PF00291; PALP; 1.
DR SUPFAM; SSF53686; Tryptophan synthase beta subunit-like PLP-dependent enzymes; 1.
DR PROSITE; PS00901; CYS_SYNTHASE; 1.
PE 3: Inferred from homology;
KW Amino-acid biosynthesis {ECO:0000256|RuleBase:RU003985};
KW Cysteine biosynthesis {ECO:0000256|ARBA:ARBA00023192,
KW ECO:0000256|RuleBase:RU003985};
KW Pyridoxal phosphate {ECO:0000256|ARBA:ARBA00022898,
KW ECO:0000256|PIRSR:PIRSR605856-50};
KW Reference proteome {ECO:0000313|Proteomes:UP000002586};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|RuleBase:RU003985}.
FT DOMAIN 6..284
FT /note="Tryptophan synthase beta chain-like PALP"
FT /evidence="ECO:0000259|Pfam:PF00291"
FT BINDING 73
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000256|PIRSR:PIRSR605856-50"
FT BINDING 176..180
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000256|PIRSR:PIRSR605856-50"
FT BINDING 257
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000256|PIRSR:PIRSR605856-50"
FT MOD_RES 43
FT /note="N6-(pyridoxal phosphate)lysine"
FT /evidence="ECO:0000256|PIRSR:PIRSR605856-51"
SQ SEQUENCE 296 AA; 31925 MW; 92B3BF77F5F95025 CRC64;
MATLESLIGN TPLVDLDRVV KGCVEGVKLL AKVEGNNPGG SVKDRAAYGM FMGAEQRGVL
NRETRIFEAT SGNTGIALAM MAARRGYQLT LVMPETMTLE RRATMAAYGA DFLLVTAEQG
MEGAIDLVNA KVANGEGIKL DQFSNADNWG AHYRTTGPEI WRDTQGQITH FVSAMGTTGT
IMGVSRALKE RNPQIQIIGV QPDEGSQIAG IRRWPQAYMP KIFEPSRVDT ILDVNTAEAR
EMTRRLARDE GLFCGLSAGG AVAAALKVCQ GLSQPGTVVV IIPDRGDRYL STDLFL
//
