ID K9ZEE1_ANACC Unreviewed; 304 AA.
AC K9ZEE1;
DT 06-MAR-2013, integrated into UniProtKB/TrEMBL.
DT 06-MAR-2013, sequence version 1.
DT 27-MAR-2024, entry version 49.
DE RecName: Full=Nitrogen fixation protein NifU {ECO:0000256|ARBA:ARBA00015278, ECO:0000256|PIRNR:PIRNR000375};
GN OrderedLocusNames=Anacy_2107 {ECO:0000313|EMBL:AFZ57583.1};
OS Anabaena cylindrica (strain ATCC 27899 / PCC 7122).
OC Bacteria; Cyanobacteriota; Cyanophyceae; Nostocales; Nostocaceae; Anabaena.
OX NCBI_TaxID=272123 {ECO:0000313|EMBL:AFZ57583.1, ECO:0000313|Proteomes:UP000010474};
RN [1] {ECO:0000313|Proteomes:UP000010474}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 27899 / PCC 7122 {ECO:0000313|Proteomes:UP000010474};
RX PubMed=23277585; DOI=10.1073/pnas.1217107110;
RA Shih P.M., Wu D., Latifi A., Axen S.D., Fewer D.P., Talla E., Calteau A.,
RA Cai F., Tandeau de Marsac N., Rippka R., Herdman M., Sivonen K.,
RA Coursin T., Laurent T., Goodwin L., Nolan M., Davenport K.W., Han C.S.,
RA Rubin E.M., Eisen J.A., Woyke T., Gugger M., Kerfeld C.A.;
RT "Improving the coverage of the cyanobacterial phylum using diversity-driven
RT genome sequencing.";
RL Proc. Natl. Acad. Sci. U.S.A. 110:1053-1058(2013).
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}.
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DR EMBL; CP003659; AFZ57583.1; -; Genomic_DNA.
DR RefSeq; WP_015214229.1; NZ_AP018166.1.
DR AlphaFoldDB; K9ZEE1; -.
DR STRING; 272123.Anacy_2107; -.
DR KEGG; acy:Anacy_2107; -.
DR PATRIC; fig|272123.3.peg.2291; -.
DR eggNOG; COG0694; Bacteria.
DR eggNOG; COG0822; Bacteria.
DR eggNOG; COG2906; Bacteria.
DR HOGENOM; CLU_079283_0_0_3; -.
DR OrthoDB; 9804157at2; -.
DR Proteomes; UP000010474; Chromosome.
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};
KW Reference proteome {ECO:0000313|Proteomes:UP000010474}.
FT DOMAIN 4..131
FT /note="NIF system FeS cluster assembly NifU N-terminal"
FT /evidence="ECO:0000259|Pfam:PF01592"
FT DOMAIN 143..193
FT /note="BFD-like [2Fe-2S]-binding"
FT /evidence="ECO:0000259|Pfam:PF04324"
FT DOMAIN 236..302
FT /note="NIF system FeS cluster assembly NifU C-terminal"
FT /evidence="ECO:0000259|Pfam:PF01106"
FT BINDING 41
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /evidence="ECO:0000256|PIRSR:PIRSR000375-1"
FT BINDING 68
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /evidence="ECO:0000256|PIRSR:PIRSR000375-1"
FT BINDING 112
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /evidence="ECO:0000256|PIRSR:PIRSR000375-1"
FT BINDING 145
FT /ligand="[2Fe-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:190135"
FT /evidence="ECO:0000256|PIRSR:PIRSR000375-1"
FT BINDING 147
FT /ligand="[2Fe-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:190135"
FT /evidence="ECO:0000256|PIRSR:PIRSR000375-1"
FT BINDING 180
FT /ligand="[2Fe-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:190135"
FT /evidence="ECO:0000256|PIRSR:PIRSR000375-1"
FT BINDING 183
FT /ligand="[2Fe-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:190135"
FT /evidence="ECO:0000256|PIRSR:PIRSR000375-1"
SQ SEQUENCE 304 AA; 32662 MW; AB439DDCE773605C CRC64;
MWDYTDKVLE LFYDPKNQGA IEETGEAGVK VATGEIGSIA CGDALRLHLK VEVASDKILD
ARFQTFGCTS AIASSSALTE MVKGLTLDEA LKVSNKDIAD YLGGLPEAKM HCSVMGQEAL
EAAIYNYRGI PLAAHDDDDE GVLICSCFGI TDTKIRKAIA QNNLLSAEQV TNYVKAGGGC
GSCLTKIDDI IREVKQETAK QTLNTNGVKA TTEIASSMFN EGQQRPLTNV QRIALIQKVL
DEEVRPVLIA DGGDVELYDI EGNKVQVILK GACGSCSSST ATLKVAIEAR LRDRINKEII
VEAV
//
