ID A0A013VFB6_9SPHN Unreviewed; 309 AA.
AC A0A013VFB6;
DT 11-JUN-2014, integrated into UniProtKB/TrEMBL.
DT 11-JUN-2014, sequence version 1.
DT 24-JAN-2024, entry version 37.
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=BF95_20485 {ECO:0000313|EMBL:EXS70094.1};
OS Sphingobium sp. Ant17.
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Sphingomonadales;
OC Sphingomonadaceae; Sphingobium.
OX NCBI_TaxID=1461752 {ECO:0000313|EMBL:EXS70094.1, ECO:0000313|Proteomes:UP000021537};
RN [1] {ECO:0000313|EMBL:EXS70094.1, ECO:0000313|Proteomes:UP000021537}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=Ant17 {ECO:0000313|EMBL:EXS70094.1,
RC ECO:0000313|Proteomes:UP000021537};
RA Adriaenssens E.M., Cowan D.A.;
RT "Draft genome sequence of the aromatic hydrocarbon-degrading bacterium
RT Sphingobium sp. strain Ant17 isolated from Antarctic soil.";
RL Submitted (FEB-2014) 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 -!- PATHWAY: Amino-acid biosynthesis; L-cysteine biosynthesis.
CC {ECO:0000256|ARBA:ARBA00004895}.
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:EXS70094.1}.
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DR EMBL; JEMV01000022; EXS70094.1; -; Genomic_DNA.
DR RefSeq; WP_043151550.1; NZ_JEMV01000022.1.
DR AlphaFoldDB; A0A013VFB6; -.
DR STRING; 1461752.BF95_20485; -.
DR PATRIC; fig|1461752.3.peg.2570; -.
DR OrthoDB; 9805733at2; -.
DR UniPathway; UPA00136; UER00200.
DR Proteomes; UP000021537; 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..290
FT /note="Tryptophan synthase beta chain-like PALP"
FT /evidence="ECO:0000259|Pfam:PF00291"
FT MOD_RES 45
FT /note="N6-(pyridoxal phosphate)lysine"
FT /evidence="ECO:0000256|PIRSR:PIRSR605856-51"
SQ SEQUENCE 309 AA; 32751 MW; 1C88209E784EA0AC CRC64;
MKVTSILETI GHTPHIRMTR LFSDAPEGSE VWIKSERSNP GGSIKDRIAL AMIEAAEASG
ELQPGGTIIE PTSGNTGVGL AMVAAVKGYK LVLVMPESMS IERRRLMLAY GASFDLTPRE
KGMKGAIERA LELVAQTPNS WMPQQFENPA NIAVHVRTTA QEILADFGET PIDALITGVG
TGGHITGVAE VLKTVWPGIK IYAVEPTLSH VISGGQPGPH PIQGIGAGFI PANLHTQLLD
GVIQVDPADA KEYARRAARE EGMLVGISSG ATLAAIAQKL GDLPAGSRVL GFNYDTGERY
LSVPDFLPE
//
