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Database: UniProt
Entry: A0A1E8CP16_9GAMM
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ID   A0A1E8CP16_9GAMM        Unreviewed;       408 AA.
AC   A0A1E8CP16;
DT   18-JAN-2017, integrated into UniProtKB/TrEMBL.
DT   18-JAN-2017, sequence version 1.
DT   27-MAR-2024, entry version 26.
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=coaBC {ECO:0000256|HAMAP-Rule:MF_02225};
GN   ORFNames=PHACT_08710 {ECO:0000313|EMBL:OFE14035.1};
OS   Pseudohongiella acticola.
OC   Bacteria; Pseudomonadota; Gammaproteobacteria; Pseudomonadales;
OC   Pseudohongiellaceae; Pseudohongiella.
OX   NCBI_TaxID=1524254 {ECO:0000313|EMBL:OFE14035.1, ECO:0000313|Proteomes:UP000175669};
RN   [1] {ECO:0000313|Proteomes:UP000175669}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=KCTC 42131 {ECO:0000313|Proteomes:UP000175669};
RA   Florea S., Webb J.S., Jaromczyk J., Schardl C.L.;
RL   Submitted (JUL-2016) to the EMBL/GenBank/DDBJ databases.
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   -!- FUNCTION: Catalyzes two steps in the biosynthesis of coenzyme A. In the
CC       first step cysteine is conjugated to 4'-phosphopantothenate to form 4-
CC       phosphopantothenoylcysteine, in the latter compound is decarboxylated
CC       to form 4'-phosphopantotheine. {ECO:0000256|RuleBase:RU364078}.
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         ECO:0000256|RuleBase:RU364078};
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         ECO:0000256|RuleBase:RU364078};
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; CoA from (R)-
CC       pantothenate: step 2/5. {ECO:0000256|HAMAP-Rule:MF_02225,
CC       ECO:0000256|RuleBase:RU364078}.
CC   -!- PATHWAY: Cofactor biosynthesis; coenzyme A biosynthesis; CoA from (R)-
CC       pantothenate: step 3/5. {ECO:0000256|HAMAP-Rule:MF_02225,
CC       ECO:0000256|RuleBase:RU364078}.
CC   -!- SIMILARITY: In the C-terminal section; belongs to the PPC synthetase
CC       family. {ECO:0000256|HAMAP-Rule:MF_02225,
CC       ECO:0000256|RuleBase:RU364078}.
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, ECO:0000256|RuleBase:RU364078}.
CC   -!- CAUTION: Lacks conserved residue(s) required for the propagation of
CC       feature annotation. {ECO:0000256|HAMAP-Rule:MF_02225}.
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:OFE14035.1}.
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DR   EMBL; MASR01000001; OFE14035.1; -; Genomic_DNA.
DR   AlphaFoldDB; A0A1E8CP16; -.
DR   STRING; 1524254.PHACT_08710; -.
DR   UniPathway; UPA00241; UER00353.
DR   Proteomes; UP000175669; Unassembled WGS sequence.
DR   GO; GO:0010181; F:FMN binding; IEA:UniProtKB-UniRule.
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; IEA:UniProtKB-UniRule.
DR   GO; GO:0015937; P:coenzyme A biosynthetic process; IEA:UniProtKB-UniRule.
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};
KW   Flavoprotein {ECO:0000256|HAMAP-Rule:MF_02225,
KW   ECO:0000256|RuleBase:RU364078};
KW   FMN {ECO:0000256|HAMAP-Rule:MF_02225, ECO:0000256|RuleBase:RU364078};
KW   Ligase {ECO:0000256|HAMAP-Rule:MF_02225, ECO:0000256|RuleBase:RU364078};
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:UP000175669}.
FT   DOMAIN          9..180
FT                   /note="Flavoprotein"
FT                   /evidence="ECO:0000259|Pfam:PF02441"
FT   DOMAIN          188..366
FT                   /note="DNA/pantothenate metabolism flavoprotein C-terminal"
FT                   /evidence="ECO:0000259|Pfam:PF04127"
FT   REGION          1..192
FT                   /note="Phosphopantothenoylcysteine decarboxylase"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_02225"
FT   REGION          193..408
FT                   /note="Phosphopantothenate--cysteine ligase"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_02225"
FT   ACT_SITE        161
FT                   /note="Proton donor"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_02225"
FT   BINDING         281
FT                   /ligand="CTP"
FT                   /ligand_id="ChEBI:CHEBI:37563"
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         307..310
FT                   /ligand="CTP"
FT                   /ligand_id="ChEBI:CHEBI:37563"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_02225"
FT   BINDING         330
FT                   /ligand="CTP"
FT                   /ligand_id="ChEBI:CHEBI:37563"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_02225"
FT   BINDING         344
FT                   /ligand="CTP"
FT                   /ligand_id="ChEBI:CHEBI:37563"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_02225"
FT   BINDING         348
FT                   /ligand="CTP"
FT                   /ligand_id="ChEBI:CHEBI:37563"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_02225"
SQ   SEQUENCE   408 AA;  43248 MW;  5444F818F15EBD14 CRC64;
     MTLATLANKR ILLGMTGGIA AYKCAELTRL LTKAGADVRV VMTAAATEFI TPLTMQALSG
     HRVHLDLLDV DAEAGMGHIE LARWPDLIVV APASADFLAR MVGGQAGDLL TTLLLASRAP
     VLLAPAMNQA MWLNQATQDN LLQLRERGCH IAGPAAGSQA CGDTGPGRML EPADIVSECA
     SLYAPGLLSG LHLTITAGPT REAIDPVRFI SNHSSGKMGY ALAAEAVQAG ARVTLISGPV
     NLPVPDRVHC IAVTTAQEML EASLESTEHS DVFIGVAAVA DYRVSDASDH KIKKSAETLQ
     LTLVRNPDII GTLAQKSAAK SPQRPLIVGF AAETQHIEQY GREKLQRKNL DLLFANDATA
     TFNSDDICAT ALWDEDGSQT LGPANKNLVA RQMLALIAER IRARQTDA
//
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