ID D6JHG3_ECOLX Unreviewed; 181 AA.
AC D6JHG3;
DT 13-JUL-2010, integrated into UniProtKB/TrEMBL.
DT 13-JUL-2010, sequence version 1.
DT 24-JAN-2024, entry version 39.
DE RecName: Full=Protoporphyrinogen IX dehydrogenase [quinone] {ECO:0000256|HAMAP-Rule:MF_00853};
DE EC=1.3.5.3 {ECO:0000256|HAMAP-Rule:MF_00853};
DE AltName: Full=Protoporphyrinogen IX dehydrogenase [menaquinone] {ECO:0000256|HAMAP-Rule:MF_00853};
DE AltName: Full=Protoporphyrinogen IX dehydrogenase [ubiquinone] {ECO:0000256|HAMAP-Rule:MF_00853};
DE AltName: Full=Protoporphyrinogen oxidase {ECO:0000256|HAMAP-Rule:MF_00853};
DE Short=PPO {ECO:0000256|HAMAP-Rule:MF_00853};
GN Name=hemG {ECO:0000256|HAMAP-Rule:MF_00853};
GN ORFNames=ECEG_04600 {ECO:0000313|EMBL:EFF10735.2};
OS Escherichia coli B354.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Enterobacterales;
OC Enterobacteriaceae; Escherichia.
OX NCBI_TaxID=550677 {ECO:0000313|EMBL:EFF10735.2, ECO:0000313|Proteomes:UP000004683};
RN [1] {ECO:0000313|EMBL:EFF10735.2, ECO:0000313|Proteomes:UP000004683}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=B354 {ECO:0000313|EMBL:EFF10735.2,
RC ECO:0000313|Proteomes:UP000004683};
RG The Broad Institute Genome Sequencing Platform;
RG The Broad Institute Genome Sequencing Center for Infectious Disease;
RA Feldgarden M., Gordon D.M., Johnson J.R., Johnston B.D., Young S., Zeng Q.,
RA Koehrsen M., Alvarado L., Berlin A.M., Borenstein D., Chapman S.B.,
RA Chen Z., Engels R., Freedman E., Gellesch M., Goldberg J., Griggs A.,
RA Gujja S., Heilman E.R., Heiman D.I., Hepburn T.A., Howarth C., Jen D.,
RA Larson L., Lewis B., Mehta T., Park D., Pearson M., Richards J.,
RA Roberts A., Saif S., Shea T.D., Shenoy N., Sisk P., Stolte C., Sykes S.N.,
RA Walk T., White J., Yandava C., Haas B., Henn M.R., Nusbaum C., Birren B.;
RT "The Genome Sequence of Escherichia coli B354.";
RL Submitted (JAN-2010) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Catalyzes the 6-electron oxidation of protoporphyrinogen IX
CC to form protoporphyrin IX; under anaerobic conditions uses menaquinone
CC as an electron acceptor, under aerobic conditions uses ubiquinone as an
CC electron acceptor. {ECO:0000256|HAMAP-Rule:MF_00853}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=3 a menaquinone + protoporphyrinogen IX = 3 a menaquinol +
CC protoporphyrin IX; Xref=Rhea:RHEA:27409, Rhea:RHEA-COMP:9537,
CC Rhea:RHEA-COMP:9539, ChEBI:CHEBI:16374, ChEBI:CHEBI:18151,
CC ChEBI:CHEBI:57306, ChEBI:CHEBI:57307; EC=1.3.5.3;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00853};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=3 a quinone + protoporphyrinogen IX = 3 a quinol +
CC protoporphyrin IX; Xref=Rhea:RHEA:65032, ChEBI:CHEBI:24646,
CC ChEBI:CHEBI:57306, ChEBI:CHEBI:57307, ChEBI:CHEBI:132124; EC=1.3.5.3;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00853};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=3 a ubiquinone + protoporphyrinogen IX = 3 a ubiquinol +
CC protoporphyrin IX; Xref=Rhea:RHEA:63936, Rhea:RHEA-COMP:9565,
CC Rhea:RHEA-COMP:9566, ChEBI:CHEBI:16389, ChEBI:CHEBI:17976,
CC ChEBI:CHEBI:57306, ChEBI:CHEBI:57307; Evidence={ECO:0000256|HAMAP-
CC Rule:MF_00853};
CC -!- COFACTOR:
CC Name=FMN; Xref=ChEBI:CHEBI:58210;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00853};
CC Note=Binds 1 FMN non-covalently per subunit. {ECO:0000256|HAMAP-
CC Rule:MF_00853};
CC -!- PATHWAY: Porphyrin-containing compound metabolism; protoporphyrin-IX
CC biosynthesis; protoporphyrin-IX from protoporphyrinogen-IX: step 1/1.
CC {ECO:0000256|HAMAP-Rule:MF_00853}.
CC -!- SUBCELLULAR LOCATION: Cell membrane {ECO:0000256|HAMAP-Rule:MF_00853};
CC Peripheral membrane protein {ECO:0000256|HAMAP-Rule:MF_00853}.
CC -!- SIMILARITY: Belongs to the HemG family. {ECO:0000256|HAMAP-
CC Rule:MF_00853}.
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DR EMBL; GG749341; EFF10735.2; -; Genomic_DNA.
DR RefSeq; WP_000853962.1; NZ_GG749341.1.
DR AlphaFoldDB; D6JHG3; -.
DR UniPathway; UPA00251; UER00324.
DR Proteomes; UP000004683; Unassembled WGS sequence.
DR GO; GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0009055; F:electron transfer activity; IEA:InterPro.
DR GO; GO:0010181; F:FMN binding; IEA:UniProtKB-UniRule.
DR GO; GO:0070819; F:menaquinone-dependent protoporphyrinogen oxidase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0004729; F:oxygen-dependent protoporphyrinogen oxidase activity; IEA:InterPro.
DR GO; GO:0006782; P:protoporphyrinogen IX biosynthetic process; IEA:UniProtKB-UniRule.
DR Gene3D; 3.40.50.360; -; 1.
DR HAMAP; MF_00853; HemG; 1.
DR InterPro; IPR008254; Flavodoxin/NO_synth.
DR InterPro; IPR001226; Flavodoxin_CS.
DR InterPro; IPR026816; Flavodoxin_dom.
DR InterPro; IPR029039; Flavoprotein-like_sf.
DR InterPro; IPR044264; HemG.
DR PANTHER; PTHR38030; PROTOPORPHYRINOGEN IX DEHYDROGENASE [MENAQUINONE]; 1.
DR PANTHER; PTHR38030:SF2; PROTOPORPHYRINOGEN IX DEHYDROGENASE [QUINONE]; 1.
DR Pfam; PF12724; Flavodoxin_5; 1.
DR SUPFAM; SSF52218; Flavoproteins; 1.
DR PROSITE; PS00201; FLAVODOXIN; 1.
DR PROSITE; PS50902; FLAVODOXIN_LIKE; 1.
PE 3: Inferred from homology;
KW Cell membrane {ECO:0000256|HAMAP-Rule:MF_00853};
KW Flavoprotein {ECO:0000256|ARBA:ARBA00022630, ECO:0000256|HAMAP-
KW Rule:MF_00853};
KW FMN {ECO:0000256|ARBA:ARBA00022643, ECO:0000256|HAMAP-Rule:MF_00853};
KW Membrane {ECO:0000256|HAMAP-Rule:MF_00853};
KW Nucleotide-binding {ECO:0000256|HAMAP-Rule:MF_00853};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002, ECO:0000256|HAMAP-
KW Rule:MF_00853};
KW Porphyrin biosynthesis {ECO:0000256|ARBA:ARBA00023244, ECO:0000256|HAMAP-
KW Rule:MF_00853}.
FT DOMAIN 3..172
FT /note="Flavodoxin-like"
FT /evidence="ECO:0000259|PROSITE:PS50902"
SQ SEQUENCE 181 AA; 21229 MW; 25D17EFC940111C7 CRC64;
MKTLILFSTR DGQTREIASY LASELKELGI QADVANVHRI EEPQWENYDR VVIGASIRYG
HYHSAFQEFV KKHATRLNSM PSAFYSVNLV ARKPEKRTPQ TNSYARKFLM SSQWRPDRCA
VIAGALRYPR YRWYDRFMIK LIMKMSGGET DTRKEVVYTD WEQVANFARE IAHLTDKPML
K
//