PFLA_ECO57
ID PFLA_ECO57 Reviewed; 246 AA.
AC P0A9N6; P09374;
DT 19-JUL-2005, integrated into UniProtKB/Swiss-Prot.
DT 23-JAN-2007, sequence version 2.
DT 03-AUG-2022, entry version 103.
DE RecName: Full=Pyruvate formate-lyase 1-activating enzyme;
DE EC=1.97.1.4;
DE AltName: Full=Formate-C-acetyltransferase-activating enzyme 1;
DE AltName: Full=PFL-activating enzyme 1;
GN Name=pflA; OrderedLocusNames=Z1246, ECs0985;
OS Escherichia coli O157:H7.
OC Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC Enterobacteriaceae; Escherichia.
OX NCBI_TaxID=83334;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=O157:H7 / EDL933 / ATCC 700927 / EHEC;
RX PubMed=11206551; DOI=10.1038/35054089;
RA Perna N.T., Plunkett G. III, Burland V., Mau B., Glasner J.D., Rose D.J.,
RA Mayhew G.F., Evans P.S., Gregor J., Kirkpatrick H.A., Posfai G.,
RA Hackett J., Klink S., Boutin A., Shao Y., Miller L., Grotbeck E.J.,
RA Davis N.W., Lim A., Dimalanta E.T., Potamousis K., Apodaca J.,
RA Anantharaman T.S., Lin J., Yen G., Schwartz D.C., Welch R.A.,
RA Blattner F.R.;
RT "Genome sequence of enterohaemorrhagic Escherichia coli O157:H7.";
RL Nature 409:529-533(2001).
RN [2]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=O157:H7 / Sakai / RIMD 0509952 / EHEC;
RX PubMed=11258796; DOI=10.1093/dnares/8.1.11;
RA Hayashi T., Makino K., Ohnishi M., Kurokawa K., Ishii K., Yokoyama K.,
RA Han C.-G., Ohtsubo E., Nakayama K., Murata T., Tanaka M., Tobe T., Iida T.,
RA Takami H., Honda T., Sasakawa C., Ogasawara N., Yasunaga T., Kuhara S.,
RA Shiba T., Hattori M., Shinagawa H.;
RT "Complete genome sequence of enterohemorrhagic Escherichia coli O157:H7 and
RT genomic comparison with a laboratory strain K-12.";
RL DNA Res. 8:11-22(2001).
CC -!- FUNCTION: Activation of pyruvate formate-lyase 1 under anaerobic
CC conditions by generation of an organic free radical, using S-
CC adenosylmethionine and reduced flavodoxin as cosubstrates to produce
CC 5'-deoxy-adenosine. {ECO:0000250}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=glycyl-[formate C-acetyltransferase] + reduced [flavodoxin] +
CC S-adenosyl-L-methionine = 5'-deoxyadenosine + glycin-2-yl radical-
CC [formate C-acetyltransferase] + H(+) + L-methionine + semiquinone
CC [flavodoxin]; Xref=Rhea:RHEA:19225, Rhea:RHEA-COMP:10622, Rhea:RHEA-
CC COMP:12190, Rhea:RHEA-COMP:12191, Rhea:RHEA-COMP:14480,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:17319, ChEBI:CHEBI:29947,
CC ChEBI:CHEBI:32722, ChEBI:CHEBI:57618, ChEBI:CHEBI:57844,
CC ChEBI:CHEBI:59789, ChEBI:CHEBI:140311; EC=1.97.1.4;
CC -!- COFACTOR:
CC Name=[4Fe-4S] cluster; Xref=ChEBI:CHEBI:49883; Evidence={ECO:0000250};
CC Note=Binds 1 [4Fe-4S] cluster. The cluster is coordinated with 3
CC cysteines and an exchangeable S-adenosyl-L-methionine. {ECO:0000250};
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000250}.
CC -!- SIMILARITY: Belongs to the organic radical-activating enzymes family.
CC {ECO:0000305}.
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DR EMBL; AE005174; AAG55387.1; -; Genomic_DNA.
DR EMBL; BA000007; BAB34408.1; -; Genomic_DNA.
DR PIR; A99752; A99752.
DR PIR; G85615; G85615.
DR RefSeq; NP_309012.1; NC_002695.1.
DR RefSeq; WP_000111043.1; NZ_SWKA01000005.1.
DR AlphaFoldDB; P0A9N6; -.
DR SMR; P0A9N6; -.
DR STRING; 155864.EDL933_1165; -.
DR PRIDE; P0A9N6; -.
DR EnsemblBacteria; AAG55387; AAG55387; Z1246.
DR EnsemblBacteria; BAB34408; BAB34408; ECs_0985.
DR GeneID; 67414210; -.
DR GeneID; 917728; -.
DR KEGG; ece:Z1246; -.
DR KEGG; ecs:ECs_0985; -.
DR PATRIC; fig|386585.9.peg.1104; -.
DR eggNOG; COG1180; Bacteria.
DR HOGENOM; CLU_058969_1_0_6; -.
DR OMA; IGVPNKR; -.
DR Proteomes; UP000000558; Chromosome.
DR Proteomes; UP000002519; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0051539; F:4 iron, 4 sulfur cluster binding; IEA:UniProtKB-KW.
DR GO; GO:0043365; F:[formate-C-acetyltransferase]-activating enzyme activity; IEA:UniProtKB-EC.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0006006; P:glucose metabolic process; IEA:UniProtKB-KW.
DR Gene3D; 3.20.20.70; -; 1.
DR InterPro; IPR013785; Aldolase_TIM.
DR InterPro; IPR034457; Organic_radical-activating.
DR InterPro; IPR012839; Organic_radical_activase.
DR InterPro; IPR012838; PFL1_activating.
DR InterPro; IPR034465; Pyruvate_for-lyase_activase.
DR InterPro; IPR001989; Radical_activat_CS.
DR InterPro; IPR007197; rSAM.
DR PANTHER; PTHR30352; PTHR30352; 1.
DR Pfam; PF04055; Radical_SAM; 1.
DR PIRSF; PIRSF000371; PFL_act_enz; 1.
DR SFLD; SFLDF00278; pyruvate_formate-lyase_activas; 1.
DR TIGRFAMs; TIGR02493; PFLA; 1.
DR PROSITE; PS01087; RADICAL_ACTIVATING; 1.
DR PROSITE; PS51918; RADICAL_SAM; 1.
PE 3: Inferred from homology;
KW 4Fe-4S; Carbohydrate metabolism; Cytoplasm; Glucose metabolism; Iron;
KW Iron-sulfur; Metal-binding; Oxidoreductase; Reference proteome;
KW S-adenosyl-L-methionine.
FT INIT_MET 1
FT /note="Removed"
FT /evidence="ECO:0000250"
FT CHAIN 2..246
FT /note="Pyruvate formate-lyase 1-activating enzyme"
FT /id="PRO_0000200523"
FT DOMAIN 16..239
FT /note="Radical SAM core"
FT /evidence="ECO:0000255|PROSITE-ProRule:PRU01266"
FT BINDING 30
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_note="4Fe-4S-S-AdoMet"
FT /evidence="ECO:0000250|UniProtKB:P0A9N4"
FT BINDING 34
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_note="4Fe-4S-S-AdoMet"
FT /evidence="ECO:0000250|UniProtKB:P0A9N4"
FT BINDING 36..38
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000250|UniProtKB:P0A9N4"
FT BINDING 37
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_note="4Fe-4S-S-AdoMet"
FT /evidence="ECO:0000250|UniProtKB:P0A9N4"
FT BINDING 79
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000250|UniProtKB:P0A9N4"
FT BINDING 130..132
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000250|UniProtKB:P0A9N4"
FT BINDING 203
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000250|UniProtKB:P0A9N4"
SQ SEQUENCE 246 AA; 28204 MW; 486E06A9CE97BF37 CRC64;
MSVIGRIHSF ESCGTVDGPG IRFITFFQGC LMRCLYCHNR DTWDTHGGKE VTVEDLMKEV
VTYRHFMNAS GGGVTASGGE AILQAEFVRD WFRACKKEGI HTCLDTNGFV RRYDPVIDEL
LEVTDLVMLD LKQMNDEIHQ NLVGVSNHRT LEFAKYLANK NVKVWIRYVV VPGWSDDDDS
AHRLGEFTRD MGNVEKIELL PYHELGKHKW VAMGEEYKLD GVKPPKKETM ERVKGILEQY
GHKVMF