ID   GLNB2_METTL             Reviewed;         128 AA.
AC   P25770;
DT   01-MAY-1992, integrated into UniProtKB/Swiss-Prot.
DT   01-MAY-1992, sequence version 1.
DT   25-MAY-2022, entry version 72.
DE   RecName: Full=Nitrogen fixation nifHD region GlnB-like protein 2;
DE   AltName: Full=ORF-128;
GN   Name=glnBB;
OS   Methanothermococcus thermolithotrophicus (Methanococcus
OS   thermolithotrophicus).
OC   Archaea; Euryarchaeota; Methanomada group; Methanococci; Methanococcales;
OC   Methanococcaceae; Methanothermococcus.
OX   NCBI_TaxID=2186;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RX   PubMed=2503679; DOI=10.1111/j.1365-2958.1989.tb00200.x;
RA   Souillard N., Sibold L.;
RT   "Primary structure, functional organization and expression of nitrogenase
RT   structural genes of the thermophilic archaebacterium Methanococcus
RT   thermolithotrophicus.";
RL   Mol. Microbiol. 3:541-551(1989).
CC   -!- FUNCTION: Could be involved in the regulation of nitrogen fixation.
CC   -!- SIMILARITY: Belongs to the P(II) protein family. {ECO:0000255|PROSITE-
CC       ProRule:PRU00675}.
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DR   EMBL; X13830; CAA32057.1; -; Genomic_DNA.
DR   PIR; S06986; S06986.
DR   AlphaFoldDB; P25770; -.
DR   SMR; P25770; -.
DR   PRIDE; P25770; -.
DR   GO; GO:0030234; F:enzyme regulator activity; IEA:InterPro.
DR   GO; GO:0009399; P:nitrogen fixation; IEA:UniProtKB-KW.
DR   GO; GO:0006808; P:regulation of nitrogen utilization; IEA:InterPro.
DR   Gene3D; 3.30.70.120; -; 1.
DR   InterPro; IPR002187; N-reg_PII.
DR   InterPro; IPR011322; N-reg_PII-like_a/b.
DR   InterPro; IPR015867; N-reg_PII/ATP_PRibTrfase_C.
DR   InterPro; IPR017918; N-reg_PII_CS.
DR   PANTHER; PTHR30115; PTHR30115; 1.
DR   Pfam; PF00543; P-II; 1.
DR   PRINTS; PR00340; PIIGLNB.
DR   SMART; SM00938; P-II; 1.
DR   SUPFAM; SSF54913; SSF54913; 1.
DR   PROSITE; PS00638; PII_GLNB_CTER; 1.
DR   PROSITE; PS51343; PII_GLNB_DOM; 1.
PE   3: Inferred from homology;
KW   Nitrogen fixation; Transcription; Transcription regulation.
FT   CHAIN           1..128
FT                   /note="Nitrogen fixation nifHD region GlnB-like protein 2"
FT                   /id="PRO_0000139813"
SQ   SEQUENCE   128 AA;  13958 MW;  4B507C06C68A9613 CRC64;
     MKEVIAIIRP NTVSKTVKAL DVVGFPAVTM AECFGRGKQK GYFSANLPEI VDIQKIIEEG
     EKEGRFIKYI PKRLISIVVD DADVPLVVGI ISKVNRTGSF GDGRIFVLPV EEAIRVRTGE
     TGEIAIGN