ID A0A1G9R1Y3_9BACT Unreviewed; 438 AA.
AC A0A1G9R1Y3;
DT 22-NOV-2017, integrated into UniProtKB/TrEMBL.
DT 22-NOV-2017, sequence version 1.
DT 24-JAN-2024, entry version 20.
DE RecName: Full=Coproporphyrinogen-III oxidase {ECO:0000256|PIRNR:PIRNR000167};
DE EC=1.3.98.3 {ECO:0000256|PIRNR:PIRNR000167};
GN ORFNames=SAMN04488090_2693 {ECO:0000313|EMBL:SDM17151.1};
OS Siphonobacter aquaeclarae.
OC Bacteria; Bacteroidota; Cytophagia; Cytophagales; Cytophagaceae;
OC Siphonobacter.
OX NCBI_TaxID=563176 {ECO:0000313|EMBL:SDM17151.1, ECO:0000313|Proteomes:UP000198901};
RN [1] {ECO:0000313|EMBL:SDM17151.1, ECO:0000313|Proteomes:UP000198901}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 21668 {ECO:0000313|EMBL:SDM17151.1,
RC ECO:0000313|Proteomes:UP000198901};
RA de Groot N.N.;
RL Submitted (OCT-2016) to the EMBL/GenBank/DDBJ databases.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=coproporphyrinogen III + 2 S-adenosyl-L-methionine = 2 5'-
CC deoxyadenosine + 2 CO2 + 2 L-methionine + protoporphyrinogen IX;
CC Xref=Rhea:RHEA:15425, ChEBI:CHEBI:16526, ChEBI:CHEBI:17319,
CC ChEBI:CHEBI:57307, ChEBI:CHEBI:57309, ChEBI:CHEBI:57844,
CC ChEBI:CHEBI:59789; EC=1.3.98.3;
CC Evidence={ECO:0000256|ARBA:ARBA00001496,
CC ECO:0000256|PIRNR:PIRNR000167};
CC -!- COFACTOR:
CC Name=[4Fe-4S] cluster; Xref=ChEBI:CHEBI:49883;
CC Evidence={ECO:0000256|PIRNR:PIRNR000167,
CC ECO:0000256|PIRSR:PIRSR000167-2};
CC Note=Binds 1 [4Fe-4S] cluster. The cluster is coordinated with 3
CC cysteines and an exchangeable S-adenosyl-L-methionine.
CC {ECO:0000256|PIRNR:PIRNR000167, ECO:0000256|PIRSR:PIRSR000167-2};
CC -!- PATHWAY: Porphyrin-containing compound metabolism; protoporphyrin-IX
CC biosynthesis; protoporphyrinogen-IX from coproporphyrinogen-III (AdoMet
CC route): step 1/1. {ECO:0000256|ARBA:ARBA00004785,
CC ECO:0000256|PIRNR:PIRNR000167}.
CC -!- SUBUNIT: Monomer. {ECO:0000256|ARBA:ARBA00011245}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|ARBA:ARBA00004496,
CC ECO:0000256|PIRNR:PIRNR000167}.
CC -!- SIMILARITY: Belongs to the anaerobic coproporphyrinogen-III oxidase
CC family. {ECO:0000256|ARBA:ARBA00005493, ECO:0000256|PIRNR:PIRNR000167}.
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DR EMBL; FNGS01000005; SDM17151.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1G9R1Y3; -.
DR STRING; 563176.SAMN04488090_2693; -.
DR OrthoDB; 9808022at2; -.
DR UniPathway; UPA00251; UER00323.
DR Proteomes; UP000198901; Unassembled WGS sequence.
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:0051989; F:coproporphyrinogen dehydrogenase activity; IEA:UniProtKB-EC.
DR GO; GO:0004109; F:coproporphyrinogen oxidase activity; IEA:InterPro.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0006782; P:protoporphyrinogen IX biosynthetic process; IEA:UniProtKB-UniPathway.
DR CDD; cd01335; Radical_SAM; 1.
DR Gene3D; 1.10.10.920; -; 1.
DR Gene3D; 3.20.20.70; Aldolase class I; 1.
DR InterPro; IPR013785; Aldolase_TIM.
DR InterPro; IPR004558; Coprogen_oxidase_HemN.
DR InterPro; IPR034505; Coproporphyrinogen-III_oxidase.
DR InterPro; IPR006638; Elp3/MiaA/NifB-like_rSAM.
DR InterPro; IPR007197; rSAM.
DR NCBIfam; TIGR00538; hemN; 1.
DR PANTHER; PTHR13932; COPROPORPHYRINIGEN III OXIDASE; 1.
DR PANTHER; PTHR13932:SF6; OXYGEN-INDEPENDENT COPROPORPHYRINOGEN III OXIDASE; 1.
DR Pfam; PF04055; Radical_SAM; 1.
DR PIRSF; PIRSF000167; HemN; 1.
DR SFLD; SFLDG01065; anaerobic_coproporphyrinogen-I; 1.
DR SFLD; SFLDS00029; Radical_SAM; 1.
DR SMART; SM00729; Elp3; 1.
DR SUPFAM; SSF102114; Radical SAM enzymes; 1.
DR PROSITE; PS51918; RADICAL_SAM; 1.
PE 3: Inferred from homology;
KW 4Fe-4S {ECO:0000256|PIRNR:PIRNR000167, ECO:0000256|PIRSR:PIRSR000167-2};
KW Cytoplasm {ECO:0000256|PIRNR:PIRNR000167};
KW Iron {ECO:0000256|ARBA:ARBA00023004, ECO:0000256|PIRNR:PIRNR000167};
KW Iron-sulfur {ECO:0000256|ARBA:ARBA00023014, ECO:0000256|PIRNR:PIRNR000167};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723,
KW ECO:0000256|PIRNR:PIRNR000167};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002,
KW ECO:0000256|PIRNR:PIRNR000167};
KW Porphyrin biosynthesis {ECO:0000256|ARBA:ARBA00023244,
KW ECO:0000256|PIRNR:PIRNR000167};
KW Reference proteome {ECO:0000313|Proteomes:UP000198901};
KW S-adenosyl-L-methionine {ECO:0000256|ARBA:ARBA00022691,
KW ECO:0000256|PIRNR:PIRNR000167}.
FT DOMAIN 40..278
FT /note="Radical SAM core"
FT /evidence="ECO:0000259|PROSITE:PS51918"
FT BINDING 49
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR000167-1"
FT BINDING 55
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_note="4Fe-4S-S-AdoMet"
FT /evidence="ECO:0000256|PIRSR:PIRSR000167-2"
FT BINDING 59
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_note="4Fe-4S-S-AdoMet"
FT /evidence="ECO:0000256|PIRSR:PIRSR000167-2"
FT BINDING 61..63
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /ligand_label="2"
FT /evidence="ECO:0000256|PIRSR:PIRSR000167-1"
FT BINDING 62
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_note="4Fe-4S-S-AdoMet"
FT /evidence="ECO:0000256|PIRSR:PIRSR000167-2"
FT BINDING 106
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR000167-1"
FT BINDING 107..108
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /ligand_label="2"
FT /evidence="ECO:0000256|PIRSR:PIRSR000167-1"
FT BINDING 139
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR000167-1"
FT BINDING 166
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /ligand_label="2"
FT /evidence="ECO:0000256|PIRSR:PIRSR000167-1"
FT BINDING 178
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /ligand_label="2"
FT /evidence="ECO:0000256|PIRSR:PIRSR000167-1"
FT BINDING 203
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /ligand_label="2"
FT /evidence="ECO:0000256|PIRSR:PIRSR000167-1"
FT BINDING 237
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /ligand_label="2"
FT /evidence="ECO:0000256|PIRSR:PIRSR000167-1"
FT BINDING 324
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR000167-1"
SQ SEQUENCE 438 AA; 49523 MW; 1571AC05F0A3CC76 CRC64;
MDIDLIRKYN VAGPRYTSYP TVPAWEPATY SPEKWRLAVT QCHGPVSLYL HLPYCESLCT
FCGCHKRITR NHQVETPYID ALLNEWTMYR SLLPDAPALS DLHLGGGTPS FFSPENLNRL
MEGLLRHTSR SPGSEFSFEG HPGNTTAEHL HTLYDHGFRR VSFGVQDYDE RVQKAIHRIQ
PFEQVRAVTE AARAAGYTSV SHDLVFGLPF QQRGGVLDTM RKTISLRPDR IAFYSYAHVP
WIKGNGQRGF RDEDIPTGEA KRELYEAGRE LLEAAGYREV GMDHFALPGD PLFRAMEEGT
LHRNFMGYTT APSPTLIGLG ASAISDSWTA YSQNEKEVEA YLAAVGQGEL PVLKGHFLSD
EDLRFRRRIL DLMCRFGTEL EDEESLAKLR PLEEDGLVVC DDRTVRVTDR GRPFVRNVCM
AIDRRLADTG QKLYSATI
//
