ID F3B146_9FIRM Unreviewed; 310 AA.
AC F3B146;
DT 28-JUN-2011, integrated into UniProtKB/TrEMBL.
DT 28-JUN-2011, sequence version 1.
DT 24-JAN-2024, entry version 52.
DE RecName: Full=Cysteine synthase {ECO:0000256|ARBA:ARBA00019371, ECO:0000256|RuleBase:RU003985};
DE EC=2.5.1.47 {ECO:0000256|ARBA:ARBA00012681, ECO:0000256|RuleBase:RU003985};
GN ORFNames=HMPREF0491_00748 {ECO:0000313|EMBL:EGG89618.1};
OS Lachnospiraceae oral taxon 107 str. F0167.
OC Bacteria; Bacillota; Clostridia; Eubacteriales; Lachnospiraceae.
OX NCBI_TaxID=575593 {ECO:0000313|EMBL:EGG89618.1, ECO:0000313|Proteomes:UP000003263};
RN [1] {ECO:0000313|EMBL:EGG89618.1, ECO:0000313|Proteomes:UP000003263}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=F0167 {ECO:0000313|EMBL:EGG89618.1,
RC ECO:0000313|Proteomes:UP000003263};
RG The Broad Institute Genome Sequencing Platform;
RG The Broad Institute Genome Sequencing Center for Infectious Disease;
RA Earl A., Ward D., Feldgarden M., Gevers D., Izard J., Baranova O.V.,
RA Blanton J.M., Tanner A.C., Dewhirst F.E., Young S.K., Zeng Q., Gargeya S.,
RA Fitzgerald M., Haas B., Abouelleil A., Alvarado L., Arachchi H.M.,
RA Berlin A., Brown A., Chapman S.B., Chen Z., Dunbar C., Freedman E.,
RA Gearin G., Gellesch M., Goldberg J., Griggs A., Gujja S., Heilman E.R.,
RA Heiman D., Howarth C., Larson L., Lui A., MacDonald P.J.P., Mehta T.,
RA Montmayeur A., Murphy C., Neiman D., Pearson M., Priest M., Roberts A.,
RA Saif S., Shea T., Shenoy N., Sisk P., Stolte C., Sykes S., White J.,
RA Yandava C., Wortman J., Nusbaum C., Birren B.;
RT "The Genome Sequence of Lachnospiraceae bacterium oral taxon 107 strain
RT F0167.";
RL Submitted (MAR-2011) to the EMBL/GenBank/DDBJ databases.
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|ARBA:ARBA00000298,
CC 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}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:EGG89618.1}.
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DR EMBL; ADDS01000006; EGG89618.1; -; Genomic_DNA.
DR AlphaFoldDB; F3B146; -.
DR STRING; 575593.HMPREF0491_00748; -.
DR eggNOG; COG0031; Bacteria.
DR HOGENOM; CLU_021018_1_0_9; -.
DR OrthoDB; 9808024at2; -.
DR BioCyc; LORA575593-HMP:GMJL-758-MONOMER; -.
DR UniPathway; UPA00136; UER00200.
DR Proteomes; UP000003263; Unassembled WGS sequence.
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; IPR005859; CysK.
DR InterPro; IPR001216; P-phosphate_BS.
DR InterPro; IPR001926; TrpB-like_PALP.
DR InterPro; IPR036052; TrpB-like_PALP_sf.
DR NCBIfam; TIGR01139; cysK; 1.
DR NCBIfam; TIGR01136; cysKM; 1.
DR PANTHER; PTHR10314; CYSTATHIONINE BETA-SYNTHASE; 1.
DR PANTHER; PTHR10314:SF194; CYSTATHIONINE BETA-SYNTHASE; 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:UP000003263};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|RuleBase:RU003985}.
FT DOMAIN 10..297
FT /note="Tryptophan synthase beta chain-like PALP"
FT /evidence="ECO:0000259|Pfam:PF00291"
FT BINDING 77
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000256|PIRSR:PIRSR605856-50"
FT BINDING 181..185
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000256|PIRSR:PIRSR605856-50"
FT BINDING 269
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000256|PIRSR:PIRSR605856-50"
FT MOD_RES 47
FT /note="N6-(pyridoxal phosphate)lysine"
FT /evidence="ECO:0000256|PIRSR:PIRSR605856-51"
SQ SEQUENCE 310 AA; 32704 MW; B4A9AFE650AF7BB8 CRC64;
MSRVYKSSSE LIGNTPLLEV SNIERELGLK ARVLVKLEYF NPAGSVKDRI ALAMIEAAEK
EGKLKPGATI IEATSGNTGI GLASVGTSKG YKVILTMPET MSVERRNILK AYGAQIELTE
GSKGMKGAIA KAEELAAGIE GSFIPAQFEN KANPAVHKAT TGPEIWNDTD GEVDIFVSGI
GTGGTITGVG EFLKDKKPSV KLIAVEPTGS PVLSEGKSGP HKIQGIGAGF IPDTLNTEIY
DEVATVENEE AFEYSKLIAS REGVLVGISS GAALFAAVRE AKKPENEGKT IVALLPDSGD
RYFSTPLFTE
//
