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Entry: A0A0Q9KE98_9BACL
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ID   A0A0Q9KE98_9BACL        Unreviewed;       404 AA.
AC   A0A0Q9KE98;
DT   20-JAN-2016, integrated into UniProtKB/TrEMBL.
DT   20-JAN-2016, sequence version 1.
DT   24-JAN-2024, entry version 29.
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=ASG81_17715 {ECO:0000313|EMBL:KRE39770.1};
OS   Paenibacillus sp. Soil522.
OC   Bacteria; Bacillota; Bacilli; Bacillales; Paenibacillaceae; Paenibacillus.
OX   NCBI_TaxID=1736388 {ECO:0000313|EMBL:KRE39770.1, ECO:0000313|Proteomes:UP000051180};
RN   [1] {ECO:0000313|Proteomes:UP000051180}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=Soil522 {ECO:0000313|Proteomes:UP000051180};
RA   Garrido-Oter R., Bai Y.;
RL   Submitted (OCT-2015) to the EMBL/GenBank/DDBJ databases.
RN   [2] {ECO:0000313|EMBL:KRE39770.1, ECO:0000313|Proteomes:UP000051180}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=Soil522 {ECO:0000313|EMBL:KRE39770.1,
RC   ECO:0000313|Proteomes:UP000051180};
RA   Schulze-Lefert P.;
RT   "Functional overlap of the Arabidopsis leaf and root microbiotas.";
RL   Submitted (NOV-2015) 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:KRE39770.1}.
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DR   EMBL; LMRV01000055; KRE39770.1; -; Genomic_DNA.
DR   RefSeq; WP_056636891.1; NZ_LMRV01000055.1.
DR   AlphaFoldDB; A0A0Q9KE98; -.
DR   STRING; 1736388.ASG81_17715; -.
DR   OrthoDB; 9802554at2; -.
DR   UniPathway; UPA00241; UER00353.
DR   Proteomes; UP000051180; 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}.
FT   DOMAIN          5..176
FT                   /note="Flavoprotein"
FT                   /evidence="ECO:0000259|Pfam:PF02441"
FT   DOMAIN          185..366
FT                   /note="DNA/pantothenate metabolism flavoprotein C-terminal"
FT                   /evidence="ECO:0000259|Pfam:PF04127"
FT   REGION          1..189
FT                   /note="Phosphopantothenoylcysteine decarboxylase"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_02225"
FT   REGION          190..404
FT                   /note="Phosphopantothenate--cysteine ligase"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_02225"
FT   ACT_SITE        157
FT                   /note="Proton donor"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_02225"
FT   BINDING         278
FT                   /ligand="CTP"
FT                   /ligand_id="ChEBI:CHEBI:37563"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_02225"
FT   BINDING         288
FT                   /ligand="CTP"
FT                   /ligand_id="ChEBI:CHEBI:37563"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_02225"
FT   BINDING         322
FT                   /ligand="CTP"
FT                   /ligand_id="ChEBI:CHEBI:37563"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_02225"
FT   BINDING         336
FT                   /ligand="CTP"
FT                   /ligand_id="ChEBI:CHEBI:37563"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_02225"
FT   BINDING         340
FT                   /ligand="CTP"
FT                   /ligand_id="ChEBI:CHEBI:37563"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_02225"
SQ   SEQUENCE   404 AA;  42865 MW;  9A9497CC2785D5A8 CRC64;
     MLKGKSIILG ITGGIAAYKG AALCSKLVQA GAIVHIIMTE SATRFITPLT LQTLSRNPVY
     IDTFDERDPA VVSHIHLADH ADLIVIAPAT ANAIAKLAGG HADDMLSTTL LAATCPVLVA
     PAMNVHMYEH PAVVNNLELL AARGVMFVEP GTGQLACGYV AKGRLAEPED IVLAIESWFG
     RGGKLKGKRV LVTAGGTMER LDPVRYLTND SSGKMGFAIA EAALLMGADV TLVAGRTSVA
     PPAGVKVIRV ESAEQMLEAV TGIYDDMDIV VKSAAVADYR AVQISGQKLK KSGEKLVLEL
     ERTTDILETL GQRKQNQFLV GFAAETEDID HYAMDKLRRK HCDLIVANDV SLDGAGFNGD
     TNIVQIFGSE GLVEAMPLLS KREVAVHLLE LIAGRLAYSG GNGK
//
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