ID A0A0F7M6D4_9GAMM Unreviewed; 319 AA.
AC A0A0F7M6D4;
DT 22-JUL-2015, integrated into UniProtKB/TrEMBL.
DT 22-JUL-2015, sequence version 1.
DT 24-JAN-2024, entry version 31.
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=IMCC21906_02078 {ECO:0000313|EMBL:AKH69748.1};
OS Spongiibacter sp. IMCC21906.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Cellvibrionales;
OC Spongiibacteraceae; Spongiibacter.
OX NCBI_TaxID=1620392 {ECO:0000313|EMBL:AKH69748.1, ECO:0000313|Proteomes:UP000035013};
RN [1] {ECO:0000313|EMBL:AKH69748.1, ECO:0000313|Proteomes:UP000035013}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=IMCC21906 {ECO:0000313|EMBL:AKH69748.1,
RC ECO:0000313|Proteomes:UP000035013};
RA Cho J.-C., Yang S.-J., Kang I.;
RT "Complete genome sequence of IMCC21906 belonging to the
RT Gammaproteobacteria.";
RL Submitted (MAY-2015) 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}.
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DR EMBL; CP011477; AKH69748.1; -; Genomic_DNA.
DR RefSeq; WP_047012092.1; NZ_CP011477.1.
DR AlphaFoldDB; A0A0F7M6D4; -.
DR STRING; 1620392.IMCC21906_02078; -.
DR KEGG; spoi:IMCC21906_02078; -.
DR PATRIC; fig|1620392.3.peg.2178; -.
DR OrthoDB; 9805733at2; -.
DR UniPathway; UPA00136; UER00200.
DR Proteomes; UP000035013; 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; 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:UP000035013};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|RuleBase:RU003985}.
FT DOMAIN 9..300
FT /note="Tryptophan synthase beta chain-like PALP"
FT /evidence="ECO:0000259|Pfam:PF00291"
FT BINDING 72
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000256|PIRSR:PIRSR605856-50"
FT BINDING 177..181
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000256|PIRSR:PIRSR605856-50"
FT BINDING 272
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000256|PIRSR:PIRSR605856-50"
FT MOD_RES 42
FT /note="N6-(pyridoxal phosphate)lysine"
FT /evidence="ECO:0000256|PIRSR:PIRSR605856-51"
SQ SEQUENCE 319 AA; 33725 MW; 50DD1B3E07710EAF CRC64;
MTAPYDDLSL SIGKTPLIKL KRITQHNILI KMESRNPANS VKCRIGASMI WQAEKDGKLK
AGMEIVEPTS GNTGIALAFV AAARGYPITL TMPNTMSVER RKVLVALGAK LVLSDGAKGM
NGAIAAAEAL VAKDPAKYFM PQQFKNPANP AIHEQTTGPE IWQDTNGAID ILVSGVGTGG
TISGISRYIK NECGKAITSV AIEPDSSTVI RAAMKGEEPT HGPHKIQGIG AGFLPDTLDL
SMVDICEAVS NEEAMQWAHR LMKEEGILAG ISSGAAVAVA ERMAARPENA GKLVVAILPD
SAERYLSSAL FEGAFTEIE
//
