ID   A0A348AEU7_9FIRM        Unreviewed;       505 AA.
AC   A0A348AEU7;
DT   07-NOV-2018, integrated into UniProtKB/TrEMBL.
DT   07-NOV-2018, sequence version 1.
DT   24-JAN-2024, entry version 18.
DE   SubName: Full=Nitrogenase molybdenum-iron protein alpha chain {ECO:0000313|EMBL:BBB89595.1};
DE            EC=1.18.6.1 {ECO:0000313|EMBL:BBB89595.1};
GN   Name=nifD_4 {ECO:0000313|EMBL:BBB89595.1};
GN   ORFNames=MAMMFC1_00228 {ECO:0000313|EMBL:BBB89595.1};
OS   Methylomusa anaerophila.
OC   Bacteria; Bacillota; Negativicutes; Selenomonadales; Sporomusaceae;
OC   Methylomusa.
OX   NCBI_TaxID=1930071 {ECO:0000313|EMBL:BBB89595.1, ECO:0000313|Proteomes:UP000276437};
RN   [1] {ECO:0000313|EMBL:BBB89595.1, ECO:0000313|Proteomes:UP000276437}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=MMFC1 {ECO:0000313|EMBL:BBB89595.1,
RC   ECO:0000313|Proteomes:UP000276437};
RX   PubMed=29458677; DOI=10.1099/ijsem.0.002635;
RA   Amano N., Yamamuro A., Miyahara M., Kouzuma A., Abe T., Watanabe K.;
RT   "Methylomusa anaerophila gen. nov., sp. nov., an anaerobic methanol-
RT   utilizing bacterium isolated from a microbial fuel cell.";
RL   Int. J. Syst. Evol. Microbiol. 68:1118-1122(2018).
CC   -!- SIMILARITY: Belongs to the NifD/NifK/NifE/NifN family.
CC       {ECO:0000256|RuleBase:RU004021}.
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DR   EMBL; AP018449; BBB89595.1; -; Genomic_DNA.
DR   AlphaFoldDB; A0A348AEU7; -.
DR   KEGG; mana:MAMMFC1_00228; -.
DR   OrthoDB; 9767044at2; -.
DR   Proteomes; UP000276437; Chromosome.
DR   GO; GO:0018697; F:carbonyl sulfide nitrogenase activity; IEA:UniProtKB-EC.
DR   GO; GO:0016163; F:nitrogenase activity; IEA:UniProtKB-EC.
DR   GO; GO:0009399; P:nitrogen fixation; IEA:UniProtKB-KW.
DR   Gene3D; 3.40.50.1980; Nitrogenase molybdenum iron protein domain; 3.
DR   InterPro; IPR000510; Nase/OxRdtase_comp1.
DR   InterPro; IPR000318; Nase_comp1_CS.
DR   PANTHER; PTHR42956; NITROGENASE IRON-MOLYBDENUM COFACTOR BIOSYNTHESIS PROTEIN NIFE; 1.
DR   PANTHER; PTHR42956:SF1; NITROGENASE IRON-MOLYBDENUM COFACTOR BIOSYNTHESIS PROTEIN NIFE; 1.
DR   Pfam; PF00148; Oxidored_nitro; 1.
DR   SUPFAM; SSF53807; Helical backbone' metal receptor; 1.
DR   PROSITE; PS00699; NITROGENASE_1_1; 1.
PE   3: Inferred from homology;
KW   Nitrogen fixation {ECO:0000256|ARBA:ARBA00023231,
KW   ECO:0000256|RuleBase:RU004021};
KW   Oxidoreductase {ECO:0000313|EMBL:BBB89595.1};
KW   Reference proteome {ECO:0000313|Proteomes:UP000276437}.
FT   DOMAIN          51..466
FT                   /note="Nitrogenase/oxidoreductase component 1"
FT                   /evidence="ECO:0000259|Pfam:PF00148"
SQ   SEQUENCE   505 AA;  56437 MW;  0E892D4665B7852F CRC64;
     MDYIREKAPP VREDRLKACS AYGGSCCSLV DKGRKGCLNG IDRKFAQTQI CQLNLSLAII
     NTIRDIVVIV HGPIGCAGGS LAQAGVNKNF KQLRDSTSRG LLWVNTNLGE NEVINGGENN
     LREAILYADK EFRPSAIVIV NSCVPAIIGD DVDSVVEQAQ KEVEAKIVPV HCEGFKTKIA
     ATAYDAVYHG ILRSLITTEP AQVQDTRDEF EILQEKYRAS RTINVLNVSS MSRIDEYELV
     RLLKALDLNL NILPCYAHPE DFQKATESAL NVSICATHDD YFSEHLKTLF NIPFILRTIP
     IGVKYTNRWL LDIAKFFDIE KQAQQFIDQE VKLLEEGLAP FREIFKGKRA LIGGGEIRVI
     ANAELLTYLG FEVVGLRAYH YDQFGDEMLD EQAAIEQATF NVATGQPFEQ ANLIAKLKPD
     LFVGHVGGNV WAAKQGIPCA PLFHQSQLFL GYAGIYEFAR RVARILKNPS FNRSLGANSQ
     LPYFDNWYKK DAFSYIDEGD LQIRA
//