ID X5DDX4_9BACT Unreviewed; 303 AA.
AC X5DDX4;
DT 11-JUN-2014, integrated into UniProtKB/TrEMBL.
DT 11-JUN-2014, sequence version 1.
DT 24-JAN-2024, entry version 40.
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 ORFNames=SAMN05444285_13644 {ECO:0000313|EMBL:SEU03332.1};
OS Draconibacterium orientale.
OC Bacteria; Bacteroidota; Bacteroidia; Marinilabiliales; Prolixibacteraceae;
OC Draconibacterium.
OX NCBI_TaxID=1168034 {ECO:0000313|EMBL:SEU03332.1, ECO:0000313|Proteomes:UP000181981};
RN [1] {ECO:0000313|EMBL:SEU03332.1, ECO:0000313|Proteomes:UP000181981}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 25947 {ECO:0000313|EMBL:SEU03332.1,
RC ECO:0000313|Proteomes:UP000181981};
RA de Groot N.N.;
RL Submitted (OCT-2016) 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:PIRSR605856-51, ECO:0000256|RuleBase:RU003985};
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; FOHT01000036; SEU03332.1; -; Genomic_DNA.
DR RefSeq; WP_038556412.1; NZ_FOHT01000036.1.
DR AlphaFoldDB; X5DDX4; -.
DR STRING; 1168034.FH5T_05200; -.
DR GeneID; 78101217; -.
DR eggNOG; COG0031; Bacteria.
DR HOGENOM; CLU_021018_1_0_10; -.
DR OrthoDB; 9808024at2; -.
DR Proteomes; UP000181981; 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:PIRSR605856-51};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|RuleBase:RU003985}.
FT DOMAIN 7..287
FT /note="Tryptophan synthase beta chain-like PALP"
FT /evidence="ECO:0000259|Pfam:PF00291"
FT MOD_RES 42
FT /note="N6-(pyridoxal phosphate)lysine"
FT /evidence="ECO:0000256|PIRSR:PIRSR605856-51"
SQ SEQUENCE 303 AA; 32667 MW; 94FBE4CD438EFED8 CRC64;
MKAKNILETI GNTPHVKINR LYPEDYEVWV KVEKTNPGGS IKDRIALAMV EDAEKKGILK
EGSVIIEPTS GNTGIGLALV AAVKGYRLIL TMPESMSLER RRALKVFGAE LELTPKEKGM
KGAIARAEEL ASELGNAWIP QQFNNPANVA VHRDITAQEI LKDFPEGFDY LITGVGTGGH
ITGVAEVLKA KFPNLKVFAV EPDSSPVIGG KDPGPHAIQG IGAGFIPNNL NTELLDGTVE
ISKDEAFEYA QKAAREEGLF VGISSGASLA AVAKKIKELP KGSRILTFSY DHGERYLSIE
GLY
//
