ID   HQ1_COXBU               Reviewed;         117 AA.
AC   Q45881; Q7C3I9;
DT   18-MAR-2008, integrated into UniProtKB/Swiss-Prot.
DT   01-NOV-1996, sequence version 1.
DT   03-AUG-2022, entry version 87.
DE   RecName: Full=Histone-like protein Hq1;
DE   AltName: Full=Putative DNA-binding protein;
GN   Name=hcbA; OrderedLocusNames=CBU_0456;
OS   Coxiella burnetii (strain RSA 493 / Nine Mile phase I).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Legionellales; Coxiellaceae;
OC   Coxiella.
OX   NCBI_TaxID=227377;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA], PROTEIN SEQUENCE OF 2-26, AND
RP   DEVELOPMENTAL STAGE.
RC   STRAIN=Nine Mile phase I;
RX   PubMed=8759877; DOI=10.1128/jb.178.16.5049-5052.1996;
RA   Heinzen R.A., Hackstadt T.;
RT   "A developmental stage-specific histone H1 homolog of Coxiella burnetii.";
RL   J. Bacteriol. 178:5049-5052(1996).
RN   [2]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=RSA 493 / Nine Mile phase I;
RX   PubMed=12704232; DOI=10.1073/pnas.0931379100;
RA   Seshadri R., Paulsen I.T., Eisen J.A., Read T.D., Nelson K.E., Nelson W.C.,
RA   Ward N.L., Tettelin H., Davidsen T.M., Beanan M.J., DeBoy R.T.,
RA   Daugherty S.C., Brinkac L.M., Madupu R., Dodson R.J., Khouri H.M.,
RA   Lee K.H., Carty H.A., Scanlan D., Heinzen R.A., Thompson H.A., Samuel J.E.,
RA   Fraser C.M., Heidelberg J.F.;
RT   "Complete genome sequence of the Q-fever pathogen, Coxiella burnetii.";
RL   Proc. Natl. Acad. Sci. U.S.A. 100:5455-5460(2003).
CC   -!- FUNCTION: Binds DNA in vitro.
CC   -!- DEVELOPMENTAL STAGE: Much more abundant in the small cell variant (SCV)
CC       stage than in the large cell variant (LCV) stage (at protein level).
CC       LCVs are more metabolically active than SCVs.
CC       {ECO:0000269|PubMed:8759877}.
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DR   EMBL; L79945; AAB36614.1; -; Genomic_DNA.
DR   EMBL; AE016828; AAO90006.1; -; Genomic_DNA.
DR   RefSeq; NP_819492.1; NC_002971.3.
DR   RefSeq; WP_010957589.1; NZ_CCYB01000054.1.
DR   AlphaFoldDB; Q45881; -.
DR   SMR; Q45881; -.
DR   STRING; 227377.CBU_0456; -.
DR   PRIDE; Q45881; -.
DR   EnsemblBacteria; AAO90006; AAO90006; CBU_0456.
DR   GeneID; 1208340; -.
DR   KEGG; cbu:CBU_0456; -.
DR   PATRIC; fig|227377.7.peg.447; -.
DR   HOGENOM; CLU_2080857_0_0_6; -.
DR   OMA; MHKFPPK; -.
DR   Proteomes; UP000002671; Chromosome.
DR   GO; GO:0003677; F:DNA binding; IEA:UniProtKB-KW.
PE   1: Evidence at protein level;
KW   Direct protein sequencing; DNA-binding; Reference proteome.
FT   INIT_MET        1
FT                   /note="Removed"
FT                   /evidence="ECO:0000269|PubMed:8759877"
FT   CHAIN           2..117
FT                   /note="Histone-like protein Hq1"
FT                   /id="PRO_0000324816"
FT   REGION          1..117
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        1..17
FT                   /note="Basic residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        28..42
FT                   /note="Basic and acidic residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        43..57
FT                   /note="Basic residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        58..72
FT                   /note="Basic and acidic residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        73..117
FT                   /note="Basic residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ   SEQUENCE   117 AA;  13198 MW;  C182B44DA8DCD9AF CRC64;
     MPAKKRKTTR QRRRSKARSA SANTAALRKV SKERDQARRK LRAAQKKLAK AKKDASRKLA
     KLRKEAARKV AAAKKTRAPS KKGRKKATRK KGGGRSRKTA RKVSTMKRGR GRPRKKA