ID A0A1G3HM53_9RHOO Unreviewed; 295 AA.
AC A0A1G3HM53;
DT 15-FEB-2017, integrated into UniProtKB/TrEMBL.
DT 15-FEB-2017, sequence version 1.
DT 27-MAR-2024, entry version 20.
DE RecName: Full=Nitrogen fixation protein NifU {ECO:0000256|ARBA:ARBA00015278, ECO:0000256|PIRNR:PIRNR000375};
GN ORFNames=A3H93_02875 {ECO:0000313|EMBL:OHC69595.1};
OS Rhodocyclales bacterium RIFCSPLOWO2_02_FULL_63_24.
OC Bacteria; Pseudomonadota; Betaproteobacteria; Rhodocyclales.
OX NCBI_TaxID=1802018 {ECO:0000313|EMBL:OHC69595.1, ECO:0000313|Proteomes:UP000178519};
RN [1] {ECO:0000313|EMBL:OHC69595.1, ECO:0000313|Proteomes:UP000178519}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX PubMed=27774985; DOI=10.1038/ncomms13219;
RA Anantharaman K., Brown C.T., Hug L.A., Sharon I., Castelle C.J.,
RA Probst A.J., Thomas B.C., Singh A., Wilkins M.J., Karaoz U., Brodie E.L.,
RA Williams K.H., Hubbard S.S., Banfield J.F.;
RT "Thousands of microbial genomes shed light on interconnected biogeochemical
RT processes in an aquifer system.";
RL Nat. Commun. 7:13219-13219(2016).
CC -!- FUNCTION: May be involved in the formation or repair of [Fe-S] clusters
CC present in iron-sulfur proteins. {ECO:0000256|PIRNR:PIRNR000375}.
CC -!- COFACTOR:
CC Name=Fe cation; Xref=ChEBI:CHEBI:24875;
CC Evidence={ECO:0000256|PIRSR:PIRSR000375-1};
CC Note=Binds 1 Fe cation per subunit. {ECO:0000256|PIRSR:PIRSR000375-1};
CC -!- COFACTOR:
CC Name=[2Fe-2S] cluster; Xref=ChEBI:CHEBI:190135;
CC Evidence={ECO:0000256|PIRSR:PIRSR000375-1};
CC Note=Binds 1 [2Fe-2S] cluster per subunit.
CC {ECO:0000256|PIRSR:PIRSR000375-1};
CC -!- SIMILARITY: Belongs to the NifU family. {ECO:0000256|ARBA:ARBA00006420,
CC ECO:0000256|PIRNR:PIRNR000375}.
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:OHC69595.1}.
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DR EMBL; MHZX01000088; OHC69595.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1G3HM53; -.
DR Proteomes; UP000178519; Unassembled WGS sequence.
DR GO; GO:0051537; F:2 iron, 2 sulfur cluster binding; IEA:UniProtKB-KW.
DR GO; GO:0005506; F:iron ion binding; IEA:InterPro.
DR GO; GO:0016226; P:iron-sulfur cluster assembly; IEA:InterPro.
DR GO; GO:0009399; P:nitrogen fixation; IEA:UniProtKB-KW.
DR CDD; cd06664; IscU_like; 1.
DR CDD; cd19947; NifU_Fer2_BFD-like; 1.
DR Gene3D; 3.90.1010.10; -; 1.
DR Gene3D; 1.10.10.1100; BFD-like [2Fe-2S]-binding domain; 1.
DR Gene3D; 3.30.300.130; Fe-S cluster assembly (FSCA); 1.
DR InterPro; IPR007419; BFD-like_2Fe2S-bd_dom.
DR InterPro; IPR041854; BFD-like_2Fe2S-bd_dom_sf.
DR InterPro; IPR034904; FSCA_dom_sf.
DR InterPro; IPR016217; N_fixation_NifU.
DR InterPro; IPR010238; NIF_FeS_clus_asmbl_NifU.
DR InterPro; IPR001075; NIF_FeS_clus_asmbl_NifU_C.
DR InterPro; IPR002871; NIF_FeS_clus_asmbl_NifU_N.
DR NCBIfam; TIGR02000; NifU_proper; 1.
DR PANTHER; PTHR10093:SF8; IRON-SULFUR CLUSTER ASSEMBLY ENZYME ISCU, MITOCHONDRIAL; 1.
DR PANTHER; PTHR10093; IRON-SULFUR CLUSTER ASSEMBLY ENZYME NIFU HOMOLOG; 1.
DR Pfam; PF04324; Fer2_BFD; 1.
DR Pfam; PF01106; NifU; 1.
DR Pfam; PF01592; NifU_N; 1.
DR PIRSF; PIRSF000375; NifU; 1.
DR SUPFAM; SSF117916; Fe-S cluster assembly (FSCA) domain-like; 1.
DR SUPFAM; SSF82649; SufE/NifU; 1.
PE 3: Inferred from homology;
KW 2Fe-2S {ECO:0000256|PIRSR:PIRSR000375-1};
KW Iron {ECO:0000256|PIRSR:PIRSR000375-1};
KW Iron-sulfur {ECO:0000256|PIRSR:PIRSR000375-1};
KW Metal-binding {ECO:0000256|PIRSR:PIRSR000375-1};
KW Nitrogen fixation {ECO:0000256|ARBA:ARBA00023231,
KW ECO:0000256|PIRNR:PIRNR000375}.
FT DOMAIN 4..124
FT /note="NIF system FeS cluster assembly NifU N-terminal"
FT /evidence="ECO:0000259|Pfam:PF01592"
FT DOMAIN 135..184
FT /note="BFD-like [2Fe-2S]-binding"
FT /evidence="ECO:0000259|Pfam:PF04324"
FT DOMAIN 223..286
FT /note="NIF system FeS cluster assembly NifU C-terminal"
FT /evidence="ECO:0000259|Pfam:PF01106"
FT BINDING 35
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /evidence="ECO:0000256|PIRSR:PIRSR000375-1"
FT BINDING 62
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /evidence="ECO:0000256|PIRSR:PIRSR000375-1"
FT BINDING 106
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /evidence="ECO:0000256|PIRSR:PIRSR000375-1"
FT BINDING 137
FT /ligand="[2Fe-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:190135"
FT /evidence="ECO:0000256|PIRSR:PIRSR000375-1"
FT BINDING 139
FT /ligand="[2Fe-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:190135"
FT /evidence="ECO:0000256|PIRSR:PIRSR000375-1"
FT BINDING 172
FT /ligand="[2Fe-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:190135"
FT /evidence="ECO:0000256|PIRSR:PIRSR000375-1"
FT BINDING 175
FT /ligand="[2Fe-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:190135"
FT /evidence="ECO:0000256|PIRSR:PIRSR000375-1"
SQ SEQUENCE 295 AA; 32095 MW; A4C8A6E2122CC155 CRC64;
MWDYSEKVRE HFFNPRNSGP LENANGTGDV GSIKCGDALR LMLKVNPETE IIEDAHFQTF
GCGSAIASSS ALTEIIKGKT LDDALKVGNQ DIADYLDGLP PEKMHCSVMG REALQAAVAN
YRGEVWSDDH EEGDLVCKCF AIDAVMIEDT VRANGLKTRE EVTNYTKAGG GCSACHEKIE
DILIAVNGRL YSSEPKPKKA PASLPNESPV KPRLTNYQRI RKIEDTLESI RPMLQRDHGD
VTLIEVDGKK IYVALSGACQ GCQMEAATLG GIQHKLIEAL GELVQVLPVG AMAHN
//
