ID E0QQF1_9ACTO Unreviewed; 312 AA.
AC E0QQF1;
DT 02-NOV-2010, integrated into UniProtKB/TrEMBL.
DT 02-NOV-2010, sequence version 1.
DT 24-JAN-2024, entry version 55.
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 Name=cysK {ECO:0000313|EMBL:EFM46254.1};
GN ORFNames=HMPREF0580_1116 {ECO:0000313|EMBL:EFM46254.1};
OS Mobiluncus mulieris ATCC 35239.
OC Bacteria; Actinomycetota; Actinomycetes; Actinomycetales; Actinomycetaceae;
OC Mobiluncus.
OX NCBI_TaxID=871571 {ECO:0000313|EMBL:EFM46254.1, ECO:0000313|Proteomes:UP000003045};
RN [1] {ECO:0000313|EMBL:EFM46254.1, ECO:0000313|Proteomes:UP000003045}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 35239 {ECO:0000313|EMBL:EFM46254.1,
RC ECO:0000313|Proteomes:UP000003045};
RA Muzny D., Qin X., Deng J., Jiang H., Liu Y., Qu J., Song X.-Z., Zhang L.,
RA Thornton R., Coyle M., Francisco L., Jackson L., Javaid M., Korchina V.,
RA Kovar C., Mata R., Mathew T., Ngo R., Nguyen L., Nguyen N., Okwuonu G.,
RA Ongeri F., Pham C., Simmons D., Wilczek-Boney K., Hale W., Jakkamsetti A.,
RA Pham P., Ruth R., San Lucas F., Warren J., Zhang J., Zhao Z., Zhou C.,
RA Zhu D., Lee S., Bess C., Blankenburg K., Forbes L., Fu Q., Gubbala S.,
RA Hirani K., Jayaseelan J.C., Lara F., Munidasa M., Palculict T., Patil S.,
RA Pu L.-L., Saada N., Tang L., Weissenberger G., Zhu Y., Hemphill L.,
RA Shang Y., Youmans B., Ayvaz T., Ross M., Santibanez J., Aqrawi P.,
RA Gross S., Joshi V., Fowler G., Nazareth L., Reid J., Worley K.,
RA Petrosino J., Highlander S., Gibbs R.;
RL Submitted (AUG-2010) 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 -!- 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:EFM46254.1}.
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DR EMBL; AEET01000026; EFM46254.1; -; Genomic_DNA.
DR RefSeq; WP_004016532.1; NZ_GL405260.1.
DR AlphaFoldDB; E0QQF1; -.
DR STRING; 871571.HMPREF0580_1116; -.
DR GeneID; 66607375; -.
DR HOGENOM; CLU_021018_1_0_11; -.
DR Proteomes; UP000003045; 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:UP000003045};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|RuleBase:RU003985}.
FT DOMAIN 7..293
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 177..181
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000256|PIRSR:PIRSR605856-50"
FT BINDING 265
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 312 AA; 31935 MW; E508C26453E27022 CRC64;
MAFAANITEI IGRTPLVRIN KVAGEQCVIL AKYEASNPGG SVKDRPALAI IRAAQASGAL
KPGGTIVEAT SGNTGVGLAM VGTALGYQVV IAMPSSMSVE RRKLMAAFGA KLLLTAPADG
MQGAKAAAEK YLANHPGSVY AAQFDNPANP DSHYRTTGPE IWEQTEGKVD VFVAGVGSAG
TITGVGRFLK EHNPQVQVVA VEPAESPLLA TGNAGSHKIQ GIGANFVPGN FDRAVVDEFL
TIASDKAIET AREAAAQEGL LVGISSGANL AAAAVLAARP ENAGKTIVTV LPDTGERYLS
TVLFEGVGET GE
//
