ID   NIFN_RIPO1              Reviewed;         461 AA.
AC   O07356; B7JWY6;
DT   15-JUL-1999, integrated into UniProtKB/Swiss-Prot.
DT   14-APR-2009, sequence version 2.
DT   25-MAY-2022, entry version 94.
DE   RecName: Full=Nitrogenase iron-molybdenum cofactor biosynthesis protein NifN;
GN   Name=nifN; OrderedLocusNames=PCC8801_1789;
OS   Rippkaea orientalis (strain PCC 8801) (Cyanothece sp. (strain PCC 8801)).
OC   Bacteria; Cyanobacteria; Oscillatoriophycideae; Chroococcales;
OC   Aphanothecaceae; Rippkaea; Rippkaea orientalis.
OX   NCBI_TaxID=41431;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RX   PubMed=10217509; DOI=10.1099/13500872-145-3-743;
RA   Huang T.-C., Lin R.-F., Chu M.-K., Chen H.-M.;
RT   "Organization and expression of nitrogen-fixation genes in the aerobic
RT   nitrogen-fixing unicellular cyanobacterium Synechococcus sp. strain RF-1.";
RL   Microbiology 145:743-753(1999).
RN   [2]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=PCC 8801;
RX   PubMed=21972240; DOI=10.1128/mbio.00214-11;
RA   Bandyopadhyay A., Elvitigala T., Welsh E., Stockel J., Liberton M., Min H.,
RA   Sherman L.A., Pakrasi H.B.;
RT   "Novel metabolic attributes of the genus Cyanothece, comprising a group of
RT   unicellular nitrogen-fixing Cyanobacteria.";
RL   MBio 2:E214-E214(2011).
CC   -!- FUNCTION: This protein may play a role in the biosynthesis of the
CC       prosthetic group of nitrogenase (FeMo cofactor).
CC   -!- PATHWAY: Cofactor biosynthesis; Fe-Mo cofactor biosynthesis.
CC   -!- SIMILARITY: Belongs to the NifD/NifK/NifE/NifN family. {ECO:0000305}.
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DR   EMBL; AF003700; AAC35195.1; -; Genomic_DNA.
DR   EMBL; CP001287; ACK65835.1; -; Genomic_DNA.
DR   RefSeq; WP_012595108.1; NC_011726.1.
DR   AlphaFoldDB; O07356; -.
DR   SMR; O07356; -.
DR   STRING; 41431.PCC8801_1789; -.
DR   EnsemblBacteria; ACK65835; ACK65835; PCC8801_1789.
DR   KEGG; cyp:PCC8801_1789; -.
DR   eggNOG; COG2710; Bacteria.
DR   HOGENOM; CLU_025876_2_0_3; -.
DR   OMA; HFYFGGK; -.
DR   OrthoDB; 397330at2; -.
DR   UniPathway; UPA00782; -.
DR   Proteomes; UP000008204; Chromosome.
DR   GO; GO:0016163; F:nitrogenase activity; IEA:InterPro.
DR   GO; GO:0009399; P:nitrogen fixation; IEA:UniProtKB-KW.
DR   GO; GO:0065003; P:protein-containing complex assembly; IEA:InterPro.
DR   CDD; cd01966; Nitrogenase_NifN_1; 1.
DR   InterPro; IPR000510; Nase/OxRdtase_comp1.
DR   InterPro; IPR000318; Nase_comp1_CS.
DR   InterPro; IPR005975; Nase_Mo-Fe_CF.
DR   Pfam; PF00148; Oxidored_nitro; 1.
DR   TIGRFAMs; TIGR01285; nifN; 1.
DR   PROSITE; PS00699; NITROGENASE_1_1; 1.
PE   3: Inferred from homology;
KW   Nitrogen fixation; Reference proteome.
FT   CHAIN           1..461
FT                   /note="Nitrogenase iron-molybdenum cofactor biosynthesis
FT                   protein NifN"
FT                   /id="PRO_0000153134"
FT   CONFLICT        145
FT                   /note="G -> C (in Ref. 1; AAC35195)"
FT                   /evidence="ECO:0000305"
FT   CONFLICT        299
FT                   /note="I -> F (in Ref. 1; AAC35195)"
FT                   /evidence="ECO:0000305"
SQ   SEQUENCE   461 AA;  50297 MW;  17F1875F87208EBE CRC64;
     MTIVLNPKKP LSVNPLKMSQ PLGASLAFLG LKGMMPLFHG AQGCTAFAKV VLVRHFRESI
     PLSTTAMTEV STILGGQDHV EQAILTIVDK NKPEIIGLLT TGLTETRGDD MEGILKDIRQ
     KHPQLKNLPI VFVSTPDYKG SLQDGYAATV EQIVATDYNA FIAENARSAV IYPQPQVTVL
     AGSSLSPGDI QEIKSIIEAF GLMPLVIPDL SRSLDGHLED GYQSITGGGT TLPQLRSLPH
     SCYTLAIGES MRGAAEILKD RFGTNYEVFP RLAGLEAVDT FLWRLSQIVT SRCDHHFPIV
     PNIPALFERQ RRQLQDAILD THFYFGGKKV ALALEPDLLH QTAWLLTEMG AKIQAAVTTT
     KSPLLEDLPV DTVTIGDLED LEDLSAGVDL IITNSHGTAM AQRLNAPLYR MGYPVFDQLG
     NGQRCLVGYR GTIQFLFDVG NILLAEEANH NHQLSVGVHV T