ID Q980S0_SACS2 Unreviewed; 413 AA.
AC Q980S0;
DT 01-OCT-2001, integrated into UniProtKB/TrEMBL.
DT 01-OCT-2001, sequence version 1.
DT 27-MAR-2024, entry version 106.
DE RecName: Full=Coenzyme A biosynthesis bifunctional protein CoaBC {ECO:0000256|HAMAP-Rule:MF_02225};
DE AltName: Full=DNA/pantothenate metabolism flavoprotein {ECO:0000256|HAMAP-Rule:MF_02225};
DE AltName: Full=Phosphopantothenoylcysteine synthetase/decarboxylase {ECO:0000256|HAMAP-Rule:MF_02225};
DE Short=PPCS-PPCDC {ECO:0000256|HAMAP-Rule:MF_02225};
DE Includes:
DE RecName: Full=Phosphopantothenoylcysteine decarboxylase {ECO:0000256|HAMAP-Rule:MF_02225};
DE Short=PPC decarboxylase {ECO:0000256|HAMAP-Rule:MF_02225};
DE Short=PPC-DC {ECO:0000256|HAMAP-Rule:MF_02225};
DE EC=4.1.1.36 {ECO:0000256|HAMAP-Rule:MF_02225};
DE AltName: Full=CoaC {ECO:0000256|HAMAP-Rule:MF_02225};
DE Includes:
DE RecName: Full=Phosphopantothenate--cysteine ligase {ECO:0000256|HAMAP-Rule:MF_02225};
DE EC=6.3.2.5 {ECO:0000256|HAMAP-Rule:MF_02225};
DE AltName: Full=CoaB {ECO:0000256|HAMAP-Rule:MF_02225};
DE AltName: Full=Phosphopantothenoylcysteine synthetase {ECO:0000256|HAMAP-Rule:MF_02225};
DE Short=PPC synthetase {ECO:0000256|HAMAP-Rule:MF_02225};
DE Short=PPC-S {ECO:0000256|HAMAP-Rule:MF_02225};
GN Name=dfp {ECO:0000313|EMBL:AAK40553.1};
GN Synonyms=coaBC {ECO:0000256|HAMAP-Rule:MF_02225};
GN OrderedLocusNames=SSO0210 {ECO:0000313|EMBL:AAK40553.1};
OS Saccharolobus solfataricus (strain ATCC 35092 / DSM 1617 / JCM 11322 / P2)
OS (Sulfolobus solfataricus).
OC Archaea; Thermoproteota; Thermoprotei; Sulfolobales; Sulfolobaceae;
OC Saccharolobus.
OX NCBI_TaxID=273057 {ECO:0000313|EMBL:AAK40553.1, ECO:0000313|Proteomes:UP000001974};
RN [1] {ECO:0000313|Proteomes:UP000001974}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 35092 / DSM 1617 / JCM 11322 / P2
RC {ECO:0000313|Proteomes:UP000001974};
RX PubMed=11427726; DOI=10.1073/pnas.141222098;
RA She Q., Singh R.K., Confalonieri F., Zivanovic Y., Allard G., Awayez M.J.,
RA Chan-Weiher C.C.-Y., Clausen I.G., Curtis B.A., De Moors A., Erauso G.,
RA Fletcher C., Gordon P.M.K., Heikamp-de Jong I., Jeffries A.C., Kozera C.J.,
RA Medina N., Peng X., Thi-Ngoc H.P., Redder P., Schenk M.E., Theriault C.,
RA Tolstrup N., Charlebois R.L., Doolittle W.F., Duguet M., Gaasterland T.,
RA Garrett R.A., Ragan M.A., Sensen C.W., Van der Oost J.;
RT "The complete genome of the crenarchaeon Sulfolobus solfataricus P2.";
RL Proc. Natl. Acad. Sci. U.S.A. 98:7835-7840(2001).
CC -!- FUNCTION: Catalyzes two sequential steps in the biosynthesis of
CC coenzyme A. In the first step cysteine is conjugated to 4'-
CC phosphopantothenate to form 4-phosphopantothenoylcysteine. In the
CC second step the latter compound is decarboxylated to form 4'-
CC phosphopantotheine. {ECO:0000256|HAMAP-Rule:MF_02225}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(R)-4'-phosphopantothenate + CTP + L-cysteine = CMP +
CC diphosphate + H(+) + N-[(R)-4-phosphopantothenoyl]-L-cysteine;
CC Xref=Rhea:RHEA:19397, ChEBI:CHEBI:10986, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:33019, ChEBI:CHEBI:35235, ChEBI:CHEBI:37563,
CC ChEBI:CHEBI:59458, ChEBI:CHEBI:60377; EC=6.3.2.5;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_02225};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=H(+) + N-[(R)-4-phosphopantothenoyl]-L-cysteine = (R)-4'-
CC phosphopantetheine + CO2; Xref=Rhea:RHEA:16793, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:16526, ChEBI:CHEBI:59458, ChEBI:CHEBI:61723; EC=4.1.1.36;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_02225};
CC -!- COFACTOR:
CC Name=FMN; Xref=ChEBI:CHEBI:58210;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_02225};
CC Note=Binds 1 FMN per subunit. {ECO:0000256|HAMAP-Rule:MF_02225};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_02225};
CC -!- PATHWAY: Cofactor biosynthesis; coenzyme A biosynthesis.
CC {ECO:0000256|HAMAP-Rule:MF_02225}.
CC -!- SIMILARITY: In the C-terminal section; belongs to the PPC synthetase
CC family. {ECO:0000256|HAMAP-Rule:MF_02225}.
CC -!- SIMILARITY: In the N-terminal section; belongs to the HFCD (homo-
CC oligomeric flavin containing Cys decarboxylase) superfamily.
CC {ECO:0000256|HAMAP-Rule:MF_02225}.
CC -!- CAUTION: Lacks conserved residue(s) required for the propagation of
CC feature annotation. {ECO:0000256|HAMAP-Rule:MF_02225}.
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DR EMBL; AE006641; AAK40553.1; -; Genomic_DNA.
DR PIR; B90162; B90162.
DR RefSeq; WP_009990456.1; NC_002754.1.
DR AlphaFoldDB; Q980S0; -.
DR STRING; 273057.SSO0210; -.
DR PaxDb; 273057-SSO0210; -.
DR EnsemblBacteria; AAK40553; AAK40553; SSO0210.
DR GeneID; 72912013; -.
DR KEGG; sso:SSO0210; -.
DR PATRIC; fig|273057.12.peg.207; -.
DR eggNOG; arCOG01704; Archaea.
DR HOGENOM; CLU_033319_0_3_2; -.
DR InParanoid; Q980S0; -.
DR PhylomeDB; Q980S0; -.
DR UniPathway; UPA00241; -.
DR Proteomes; UP000001974; Chromosome.
DR GO; GO:0071513; C:phosphopantothenoylcysteine decarboxylase complex; IBA:GO_Central.
DR GO; GO:0010181; F:FMN binding; IBA:GO_Central.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0004632; F:phosphopantothenate--cysteine ligase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0004633; F:phosphopantothenoylcysteine decarboxylase activity; IBA:GO_Central.
DR GO; GO:0015937; P:coenzyme A biosynthetic process; IBA:GO_Central.
DR GO; GO:0015941; P:pantothenate catabolic process; IEA:InterPro.
DR Gene3D; 3.40.50.10300; CoaB-like; 1.
DR Gene3D; 3.40.50.1950; Flavin prenyltransferase-like; 1.
DR HAMAP; MF_02225; CoaBC; 1.
DR InterPro; IPR035929; CoaB-like_sf.
DR InterPro; IPR005252; CoaBC.
DR InterPro; IPR007085; DNA/pantothenate-metab_flavo_C.
DR InterPro; IPR036551; Flavin_trans-like.
DR InterPro; IPR003382; Flavoprotein.
DR NCBIfam; TIGR00521; coaBC_dfp; 1.
DR PANTHER; PTHR14359; HOMO-OLIGOMERIC FLAVIN CONTAINING CYS DECARBOXYLASE FAMILY; 1.
DR PANTHER; PTHR14359:SF6; PHOSPHOPANTOTHENOYLCYSTEINE DECARBOXYLASE; 1.
DR Pfam; PF04127; DFP; 1.
DR Pfam; PF02441; Flavoprotein; 1.
DR SUPFAM; SSF102645; CoaB-like; 1.
DR SUPFAM; SSF52507; Homo-oligomeric flavin-containing Cys decarboxylases, HFCD; 1.
PE 3: Inferred from homology;
KW Decarboxylase {ECO:0000256|ARBA:ARBA00022793, ECO:0000256|HAMAP-
KW Rule:MF_02225}; Flavoprotein {ECO:0000256|HAMAP-Rule:MF_02225};
KW FMN {ECO:0000256|HAMAP-Rule:MF_02225};
KW Ligase {ECO:0000256|HAMAP-Rule:MF_02225};
KW Lyase {ECO:0000256|ARBA:ARBA00023239, ECO:0000256|HAMAP-Rule:MF_02225};
KW Magnesium {ECO:0000256|HAMAP-Rule:MF_02225};
KW Metal-binding {ECO:0000256|HAMAP-Rule:MF_02225};
KW Multifunctional enzyme {ECO:0000256|HAMAP-Rule:MF_02225};
KW Reference proteome {ECO:0000313|Proteomes:UP000001974}.
FT DOMAIN 23..164
FT /note="Flavoprotein"
FT /evidence="ECO:0000259|Pfam:PF02441"
FT DOMAIN 196..382
FT /note="DNA/pantothenate metabolism flavoprotein C-terminal"
FT /evidence="ECO:0000259|Pfam:PF04127"
FT REGION 1..199
FT /note="Phosphopantothenoylcysteine decarboxylase"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02225"
FT REGION 200..413
FT /note="Phosphopantothenate--cysteine ligase"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02225"
FT BINDING 291
FT /ligand="CTP"
FT /ligand_id="ChEBI:CHEBI:37563"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02225"
FT BINDING 301
FT /ligand="CTP"
FT /ligand_id="ChEBI:CHEBI:37563"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02225"
FT BINDING 333
FT /ligand="CTP"
FT /ligand_id="ChEBI:CHEBI:37563"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02225"
FT BINDING 351
FT /ligand="CTP"
FT /ligand_id="ChEBI:CHEBI:37563"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02225"
SQ SEQUENCE 413 AA; 45864 MW; 79569D38D49A5219 CRC64;
MHTYMTHPSK KIIGSISNEL ADKKILLAVT GSVAIYKSLD LARSLMRNGA EVSVIISKDA
AKLISPEMFK WATGNNVVTK LTGDLEHVSL AEDNDVMIVA PSTANTMVKI AYGIADTPIT
ATALNFVGMK KPLIIVPSMH LQMYISPQVA DAADRLKRIG VEVIEPEIVG DLAHYPKLEY
LTSRITSYVL RGKDLSGFNI LATAGPTREY LDSVRFISNP SSGTMGISIA NEAYFRGAKV
RVICGPISSK IEPYVKDIVY VETTEEMLNE VVKSIENGKF NVVILAGAPA DYKFKNKSDT
KIDSHTEIPK VELERTPKIS EYIRKYNVLL VGFSAETVNS DEELIEKAKI KMRRHGFDLI
VANNVRRKDI GFSSEYNEVI VIDKNGDVRK IPKNFKTVIA RKILDIVKEQ LRR
//