ID   NIFW_SINFN              Reviewed;         150 AA.
AC   P55689;
DT   01-NOV-1997, integrated into UniProtKB/Swiss-Prot.
DT   01-NOV-1997, sequence version 1.
DT   25-MAY-2022, entry version 101.
DE   RecName: Full=Nitrogenase-stabilizing/protective protein NifW;
GN   Name=nifW; OrderedLocusNames=NGR_a00940; ORFNames=y4wK;
OS   Sinorhizobium fredii (strain NBRC 101917 / NGR234).
OG   Plasmid sym pNGR234a.
OC   Bacteria; Proteobacteria; Alphaproteobacteria; Hyphomicrobiales;
OC   Rhizobiaceae; Sinorhizobium/Ensifer group; Sinorhizobium.
OX   NCBI_TaxID=394;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=NBRC 101917 / NGR234;
RX   PubMed=9163424; DOI=10.1038/387394a0;
RA   Freiberg C.A., Fellay R., Bairoch A., Broughton W.J., Rosenthal A.,
RA   Perret X.;
RT   "Molecular basis of symbiosis between Rhizobium and legumes.";
RL   Nature 387:394-401(1997).
RN   [2]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=NBRC 101917 / NGR234;
RX   PubMed=19376903; DOI=10.1128/aem.00515-09;
RA   Schmeisser C., Liesegang H., Krysciak D., Bakkou N., Le Quere A.,
RA   Wollherr A., Heinemeyer I., Morgenstern B., Pommerening-Roeser A.,
RA   Flores M., Palacios R., Brenner S., Gottschalk G., Schmitz R.A.,
RA   Broughton W.J., Perret X., Strittmatter A.W., Streit W.R.;
RT   "Rhizobium sp. strain NGR234 possesses a remarkable number of secretion
RT   systems.";
RL   Appl. Environ. Microbiol. 75:4035-4045(2009).
CC   -!- FUNCTION: May protect the nitrogenase Fe-Mo protein from oxidative
CC       damage. {ECO:0000250}.
CC   -!- SUBUNIT: Homotrimer; associates with NifD. {ECO:0000250}.
CC   -!- SIMILARITY: Belongs to the NifW family. {ECO:0000305}.
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DR   EMBL; U00090; AAB91918.1; -; Genomic_DNA.
DR   RefSeq; NP_444131.1; NC_000914.2.
DR   RefSeq; WP_010875135.1; NC_000914.2.
DR   AlphaFoldDB; P55689; -.
DR   STRING; 394.NGR_a00940; -.
DR   EnsemblBacteria; AAB91918; AAB91918; NGR_a00940.
DR   KEGG; rhi:NGR_a00940; -.
DR   PATRIC; fig|394.7.peg.84; -.
DR   eggNOG; ENOG50330W8; Bacteria.
DR   HOGENOM; CLU_145318_0_0_5; -.
DR   OMA; KRMGQYL; -.
DR   OrthoDB; 1764222at2; -.
DR   Proteomes; UP000001054; Plasmid sym pNGR234a.
DR   GO; GO:0009399; P:nitrogen fixation; IEA:UniProtKB-UniRule.
DR   HAMAP; MF_00529; NifW; 1.
DR   InterPro; IPR004893; NifW.
DR   Pfam; PF03206; NifW; 1.
PE   3: Inferred from homology;
KW   Nitrogen fixation; Plasmid; Reference proteome.
FT   CHAIN           1..150
FT                   /note="Nitrogenase-stabilizing/protective protein NifW"
FT                   /id="PRO_0000219538"
SQ   SEQUENCE   150 AA;  16520 MW;  75EF99CFFB14D448 CRC64;
     MSYDDATFAP DGTDILTWLK DLSAAEEFFD ALGVTYDPKV LNTSRLHIMK RMGQYLVAED
     FSDLPTGTAA TRARAALERA YRDFATSSPL KHRVFKVLED RDPTKAAAPI QVFVPLEELL
     QPSEISDCGG VATQRCHQSD KVVAAPDALE