ID   NIFU_FRAAL              Reviewed;         192 AA.
AC   P46045;
DT   01-NOV-1995, integrated into UniProtKB/Swiss-Prot.
DT   16-APR-2014, sequence version 3.
DT   03-AUG-2022, entry version 59.
DE   RecName: Full=Nitrogen fixation protein NifU;
GN   Name=nifU;
OS   Frankia alni.
OC   Bacteria; Actinobacteria; Frankiales; Frankiaceae; Frankia.
OX   NCBI_TaxID=1859;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RC   STRAIN=CpI1;
RX   PubMed=7642138; DOI=10.1016/0378-1119(95)00300-u;
RA   Harriott O.T., Hosted T.J., Benson D.R.;
RT   "Sequences of nifX, nifW, nifZ, nifB and two ORF in the Frankia nitrogen
RT   fixation gene cluster.";
RL   Gene 161:63-67(1995).
RN   [2]
RP   SEQUENCE REVISION.
RA   Benson D.R.;
RL   Submitted (NOV-1998) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: May be involved in the formation or repair of [Fe-S] clusters
CC       present in iron-sulfur proteins. {ECO:0000305}.
CC   -!- SIMILARITY: Belongs to the NifU family. {ECO:0000305}.
CC   -!- SEQUENCE CAUTION:
CC       Sequence=AAC82977.1; Type=Frameshift; Evidence={ECO:0000305};
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DR   EMBL; L29299; AAC82977.1; ALT_FRAME; Genomic_DNA.
DR   PIR; T09239; T09239.
DR   AlphaFoldDB; P46045; -.
DR   SMR; P46045; -.
DR   GO; GO:0051537; F:2 iron, 2 sulfur cluster binding; IEA:UniProt.
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   Gene3D; 2.60.300.12; -; 1.
DR   Gene3D; 3.30.300.130; -; 1.
DR   InterPro; IPR000361; FeS_biogenesis.
DR   InterPro; IPR016092; FeS_cluster_insertion.
DR   InterPro; IPR017870; FeS_cluster_insertion_CS.
DR   InterPro; IPR034904; FSCA_dom_sf.
DR   InterPro; IPR035903; HesB-like_dom_sf.
DR   InterPro; IPR001075; NIF_FeS_clus_asmbl_NifU_C.
DR   Pfam; PF01521; Fe-S_biosyn; 1.
DR   Pfam; PF01106; NifU; 1.
DR   SUPFAM; SSF117916; SSF117916; 1.
DR   SUPFAM; SSF89360; SSF89360; 1.
DR   TIGRFAMs; TIGR00049; TIGR00049; 1.
PE   3: Inferred from homology;
KW   Nitrogen fixation.
FT   CHAIN           1..192
FT                   /note="Nitrogen fixation protein NifU"
FT                   /id="PRO_0000166169"
FT   REGION          126..150
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ   SEQUENCE   192 AA;  20013 MW;  C0E68261088BE451 CRC64;
     MAQVRHLLGS TPGHRGLRLR IGVDPGGCSG YTYKLALVPG AETGDVVLPQ DGFDVVVHTT
     GVDLLRGMRV DYTETLTSSG FTFANPNAKS SCGCGSSFGS SDDPERTAAD AKLPRTQVEE
     IMEEIRPMLR GDGGTPRSSP SSRGRSAGSA EVHLRLTGAC GGCSSANATL TGVIEARLRQ
     QLPEIGRVAL VA