ID W6TIR0_9SPIR Unreviewed; 423 AA.
AC W6TIR0;
DT 16-APR-2014, integrated into UniProtKB/TrEMBL.
DT 16-APR-2014, sequence version 1.
DT 24-JAN-2024, entry version 30.
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=BDCR2A_01000 {ECO:0000313|EMBL:ETZ19027.1}, BDCR2A_01300
GN {ECO:0000313|EMBL:ETZ17770.1};
OS Borrelia duttonii CR2A.
OC Bacteria; Spirochaetota; Spirochaetia; Spirochaetales; Borreliaceae;
OC Borrelia.
OX NCBI_TaxID=1432657 {ECO:0000313|EMBL:ETZ19027.1, ECO:0000313|Proteomes:UP000019148};
RN [1] {ECO:0000313|EMBL:ETZ19027.1, ECO:0000313|Proteomes:UP000019148}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CR2A {ECO:0000313|EMBL:ETZ19027.1,
RC ECO:0000313|Proteomes:UP000019148};
RA Schwan T.G., Raffel S.J., Porcella S.F.;
RT "Comparative genomics of relapsing fever spirochetes.";
RL Submitted (DEC-2013) 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:ETZ19027.1}.
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DR EMBL; AZIT01000005; ETZ17770.1; -; Genomic_DNA.
DR EMBL; AZIT01000001; ETZ19027.1; -; Genomic_DNA.
DR AlphaFoldDB; W6TIR0; -.
DR PATRIC; fig|1432657.3.peg.1279; -.
DR UniPathway; UPA00241; UER00353.
DR Proteomes; UP000019148; 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:UP000019148}.
FT DOMAIN 34..178
FT /note="Flavoprotein"
FT /evidence="ECO:0000259|Pfam:PF02441"
FT DOMAIN 213..394
FT /note="DNA/pantothenate metabolism flavoprotein C-terminal"
FT /evidence="ECO:0000259|Pfam:PF04127"
FT REGION 1..217
FT /note="Phosphopantothenoylcysteine decarboxylase"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02225"
FT REGION 218..423
FT /note="Phosphopantothenate--cysteine ligase"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02225"
FT ACT_SITE 185
FT /note="Proton donor"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02225"
FT BINDING 306
FT /ligand="CTP"
FT /ligand_id="ChEBI:CHEBI:37563"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02225"
FT BINDING 316
FT /ligand="CTP"
FT /ligand_id="ChEBI:CHEBI:37563"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02225"
FT BINDING 352
FT /ligand="CTP"
FT /ligand_id="ChEBI:CHEBI:37563"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02225"
FT BINDING 367
FT /ligand="CTP"
FT /ligand_id="ChEBI:CHEBI:37563"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02225"
FT BINDING 371
FT /ligand="CTP"
FT /ligand_id="ChEBI:CHEBI:37563"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02225"
SQ SEQUENCE 423 AA; 48262 MW; C7127D9310A84A96 CRC64;
MTLAKNTLFI NKNPFKNIKY NYIIFYKINM KKHKNILIGV CGGIAAYKAA YIISDLIKMG
YNVKVIMTEN ATKFITPLTL ETLSKSKVIT NLWNTNHEEV EHINLARWAD LILIIPATYN
FISKIASGIA DDILSIVLSA SKAPTYFAIA MNNIMYQNPI LQENIKKLQK YNYKFIEPDK
GFLACSLNAI GRLKNENDIL SIISNSPMTK LPLKNKKILI TASRTEEELD PIRYFSNKST
GQMGFNIGIE AQNLGAKVTI ITGPSNEETP YGINVIRIKT AAEMYKETID IYKEFDIIIG
TAAVADFRPD KIYKTKIEKN NIEELNIKLV KNLDIIEHIG KNKTKNQIVI GFCAQKDEIL
IKKAREKLET KNLDYIIAND LKYFGSNVNK IYIINKDKVK KFPEMSKKRN SNRNLKNFIS
IIY
//