ID A0A1Q9PCI9_9ARCH Unreviewed; 283 AA.
AC A0A1Q9PCI9;
DT 12-APR-2017, integrated into UniProtKB/TrEMBL.
DT 12-APR-2017, sequence version 1.
DT 27-MAR-2024, entry version 21.
DE SubName: Full=Sulfhydrogenase 1 subunit gamma {ECO:0000313|EMBL:OLS32099.1};
DE EC=1.12.98.4 {ECO:0000313|EMBL:OLS32099.1};
GN Name=hydG {ECO:0000313|EMBL:OLS32099.1};
GN ORFNames=HeimAB125_12360 {ECO:0000313|EMBL:OLS32099.1};
OS Candidatus Heimdallarchaeota archaeon AB_125.
OC Archaea; Asgard group; Candidatus Heimdallarchaeota.
OX NCBI_TaxID=1841596 {ECO:0000313|EMBL:OLS32099.1, ECO:0000313|Proteomes:UP000186239};
RN [1] {ECO:0000313|EMBL:OLS32099.1, ECO:0000313|Proteomes:UP000186239}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=AB_125 {ECO:0000313|EMBL:OLS32099.1};
RX PubMed=28077874; DOI=10.1038/nature21031;
RA Zaremba-Niedzwiedzka K., Caceres E.F., Saw J.H., Backstrom D.,
RA Juzokaite L., Vancaester E., Seitz K.W., Anantharaman K., Starnawski P.,
RA Kjeldsen K.U., Scott M.B., Nunoura T., Banfield J.F., Schramm A.,
RA Baker B.J., Spang A., Ettema T.J.G.;
RT "Asgard archaea illuminate the origin of eukaryotic cellular complexity.";
RL Nature 541:353-358(2017).
CC -!- COFACTOR:
CC Name=FAD; Xref=ChEBI:CHEBI:57692;
CC Evidence={ECO:0000256|PIRSR:PIRSR006816-1};
CC Note=Binds 1 FAD per subunit. {ECO:0000256|PIRSR:PIRSR006816-1};
CC -!- COFACTOR:
CC Name=[2Fe-2S] cluster; Xref=ChEBI:CHEBI:190135;
CC Evidence={ECO:0000256|ARBA:ARBA00034078};
CC -!- COFACTOR:
CC Name=[2Fe-2S] cluster; Xref=ChEBI:CHEBI:190135;
CC Evidence={ECO:0000256|PIRSR:PIRSR006816-2};
CC Note=Binds 1 [2Fe-2S] cluster per subunit.
CC {ECO:0000256|PIRSR:PIRSR006816-2};
CC -!- SIMILARITY: Belongs to the PyrK family.
CC {ECO:0000256|ARBA:ARBA00006422}.
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:OLS32099.1}.
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DR EMBL; MEHH01000072; OLS32099.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1Q9PCI9; -.
DR Proteomes; UP000186239; Unassembled WGS sequence.
DR GO; GO:0051537; F:2 iron, 2 sulfur cluster binding; IEA:UniProtKB-KW.
DR GO; GO:0050660; F:flavin adenine dinucleotide binding; IEA:InterPro.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0033796; F:sulfur reductase activity; IEA:UniProtKB-EC.
DR GO; GO:0006221; P:pyrimidine nucleotide biosynthetic process; IEA:InterPro.
DR Gene3D; 2.10.240.10; Dihydroorotate dehydrogenase, electron transfer subunit; 1.
DR Gene3D; 3.40.50.80; Nucleotide-binding domain of ferredoxin-NADP reductase (FNR) module; 1.
DR Gene3D; 2.40.30.10; Translation factors; 1.
DR InterPro; IPR012165; Cyt_c3_hydrogenase_gsu.
DR InterPro; IPR037117; Dihydroorotate_DH_ele_sf.
DR InterPro; IPR019480; Dihydroorotate_DH_Fe-S-bd.
DR InterPro; IPR017927; FAD-bd_FR_type.
DR InterPro; IPR039261; FNR_nucleotide-bd.
DR InterPro; IPR001433; OxRdtase_FAD/NAD-bd.
DR InterPro; IPR017938; Riboflavin_synthase-like_b-brl.
DR PANTHER; PTHR43513; DIHYDROOROTATE DEHYDROGENASE B (NAD(+)), ELECTRON TRANSFER SUBUNIT; 1.
DR PANTHER; PTHR43513:SF3; DIHYDROOROTATE DEHYDROGENASE B (NAD(+)), ELECTRON TRANSFER SUBUNIT-RELATED; 1.
DR Pfam; PF10418; DHODB_Fe-S_bind; 1.
DR Pfam; PF00175; NAD_binding_1; 1.
DR PIRSF; PIRSF006816; Cyc3_hyd_g; 1.
DR PRINTS; PR00410; PHEHYDRXLASE.
DR SUPFAM; SSF52343; Ferredoxin reductase-like, C-terminal NADP-linked domain; 1.
DR SUPFAM; SSF63380; Riboflavin synthase domain-like; 1.
DR PROSITE; PS51384; FAD_FR; 1.
PE 3: Inferred from homology;
KW 2Fe-2S {ECO:0000256|ARBA:ARBA00022714, ECO:0000256|PIRSR:PIRSR006816-2};
KW Electron transport {ECO:0000256|ARBA:ARBA00022982};
KW FAD {ECO:0000256|PIRSR:PIRSR006816-1};
KW Flavoprotein {ECO:0000256|PIRSR:PIRSR006816-1};
KW Iron {ECO:0000256|ARBA:ARBA00023004, ECO:0000256|PIRSR:PIRSR006816-2};
KW Iron-sulfur {ECO:0000256|ARBA:ARBA00023014, ECO:0000256|PIRSR:PIRSR006816-
KW 2};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723,
KW ECO:0000256|PIRSR:PIRSR006816-2};
KW Oxidoreductase {ECO:0000313|EMBL:OLS32099.1};
KW Transport {ECO:0000256|ARBA:ARBA00022448}.
FT DOMAIN 9..103
FT /note="FAD-binding FR-type"
FT /evidence="ECO:0000259|PROSITE:PS51384"
FT BINDING 78..79
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR006816-1"
FT BINDING 234
FT /ligand="[2Fe-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:190135"
FT /evidence="ECO:0000256|PIRSR:PIRSR006816-2"
FT BINDING 239
FT /ligand="[2Fe-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:190135"
FT /evidence="ECO:0000256|PIRSR:PIRSR006816-2"
FT BINDING 242
FT /ligand="[2Fe-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:190135"
FT /evidence="ECO:0000256|PIRSR:PIRSR006816-2"
FT BINDING 252
FT /ligand="[2Fe-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:190135"
FT /evidence="ECO:0000256|PIRSR:PIRSR006816-2"
SQ SEQUENCE 283 AA; 31943 MW; 3F2C1E8CABD77EC2 CRC64;
MTKQTLANDK PLMCKIVDKW EECFETFSFK LQLPVKVQGA KPGQFIMLWI PGEDEYPVGI
AGLENNILEV GIARMGEGTE AMHRKEVGDF VGIRGFYGKP FTPPEDVNHL LIGGGFGVVP
LKMLIETLMK SEKKQDIHVF EGARTKNRLM YLKWLQELHD QGEITFHVCT DDGSFGYQGF
PTVALEEFLQ KTKTPSVIYA AGPERMMKFI FDLGKKYPKV IDMQMSLAGR YMRCGFGACA
NCAVDPTGWR ICVDGPIFNT EKLEKISDFG VYERLDTGEK KKL
//