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Database: UniProt
Entry: C1B2N2_RHOOB
LinkDB: C1B2N2_RHOOB
Original site: C1B2N2_RHOOB 
ID   C1B2N2_RHOOB            Unreviewed;       231 AA.
AC   C1B2N2;
DT   26-MAY-2009, integrated into UniProtKB/TrEMBL.
DT   26-MAY-2009, sequence version 1.
DT   24-JAN-2024, entry version 98.
DE   RecName: Full=DNA-binding protein HupB {ECO:0000256|ARBA:ARBA00035692};
DE            EC=1.16.3.1 {ECO:0000256|ARBA:ARBA00013107};
DE   AltName: Full=Histone-like protein {ECO:0000256|ARBA:ARBA00032423};
GN   Name=hup {ECO:0000313|EMBL:BAH54799.1};
GN   OrderedLocusNames=ROP_65520 {ECO:0000313|EMBL:BAH54799.1};
OS   Rhodococcus opacus (strain B4).
OC   Bacteria; Actinomycetota; Actinomycetes; Mycobacteriales; Nocardiaceae;
OC   Rhodococcus.
OX   NCBI_TaxID=632772 {ECO:0000313|EMBL:BAH54799.1, ECO:0000313|Proteomes:UP000002212};
RN   [1] {ECO:0000313|EMBL:BAH54799.1, ECO:0000313|Proteomes:UP000002212}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=B4 {ECO:0000313|EMBL:BAH54799.1,
RC   ECO:0000313|Proteomes:UP000002212};
RA   Takarada H., Sekine M., Hosoyama A., Yamada R., Fujisawa T., Omata S.,
RA   Shimizu A., Tsukatani N., Tanikawa S., Fujita N., Harayama S.;
RT   "Comparison of the complete genome sequences of Rhodococcus erythropolis
RT   PR4 and Rhodococcus opacus B4.";
RL   Submitted (MAR-2009) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: Might have a role in establishing the nucleoid structure of
CC       elementary bodies. {ECO:0000256|ARBA:ARBA00002344}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=4 Fe(2+) + 4 H(+) + O2 = 4 Fe(3+) + 2 H2O;
CC         Xref=Rhea:RHEA:11148, ChEBI:CHEBI:15377, ChEBI:CHEBI:15378,
CC         ChEBI:CHEBI:15379, ChEBI:CHEBI:29033, ChEBI:CHEBI:29034; EC=1.16.3.1;
CC         Evidence={ECO:0000256|ARBA:ARBA00035572};
CC       PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:11149;
CC         Evidence={ECO:0000256|ARBA:ARBA00035572};
CC   -!- SUBCELLULAR LOCATION: Cytoplasm, nucleoid
CC       {ECO:0000256|ARBA:ARBA00004453}.
CC   -!- SIMILARITY: Belongs to the bacterial histone-like protein family. Long
CC       actinobacterial subfamily. {ECO:0000256|ARBA:ARBA00035660}.
CC   -!- SIMILARITY: Belongs to the histone H1/H5 family. HCT subfamily.
CC       {ECO:0000256|ARBA:ARBA00008424}.
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DR   EMBL; AP011115; BAH54799.1; -; Genomic_DNA.
DR   RefSeq; WP_015890245.1; NC_012522.1.
DR   AlphaFoldDB; C1B2N2; -.
DR   STRING; 632772.ROP_65520; -.
DR   KEGG; rop:ROP_65520; -.
DR   PATRIC; fig|632772.20.peg.6838; -.
DR   HOGENOM; CLU_085366_0_0_11; -.
DR   OMA; VPTFRPG; -.
DR   OrthoDB; 9799835at2; -.
DR   Proteomes; UP000002212; Chromosome.
DR   GO; GO:0009295; C:nucleoid; IEA:UniProtKB-SubCell.
DR   GO; GO:0003677; F:DNA binding; IEA:UniProtKB-KW.
DR   GO; GO:0030527; F:structural constituent of chromatin; IEA:InterPro.
DR   GO; GO:0030261; P:chromosome condensation; IEA:InterPro.
DR   CDD; cd13831; HU; 1.
DR   Gene3D; 4.10.520.10; IHF-like DNA-binding proteins; 1.
DR   InterPro; IPR009970; HC2.
DR   InterPro; IPR000119; Hist_DNA-bd.
DR   InterPro; IPR020816; Histone-like_DNA-bd_CS.
DR   InterPro; IPR010992; IHF-like_DNA-bd_dom_sf.
DR   PANTHER; PTHR33175; DNA-BINDING PROTEIN HU; 1.
DR   PANTHER; PTHR33175:SF3; DNA-BINDING PROTEIN HU-BETA; 1.
DR   Pfam; PF00216; Bac_DNA_binding; 1.
DR   Pfam; PF07382; HC2; 1.
DR   PRINTS; PR01727; DNABINDINGHU.
DR   SMART; SM00411; BHL; 1.
DR   SUPFAM; SSF47729; IHF-like DNA-binding proteins; 1.
DR   PROSITE; PS00045; HISTONE_LIKE; 1.
PE   3: Inferred from homology;
KW   Acetylation {ECO:0000256|ARBA:ARBA00022990};
KW   DNA condensation {ECO:0000256|ARBA:ARBA00023067};
KW   DNA-binding {ECO:0000256|ARBA:ARBA00023125, ECO:0000313|EMBL:BAH54799.1}.
FT   REGION          147..231
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ   SEQUENCE   231 AA;  23497 MW;  98ED87641C635293 CRC64;
     MNKAELIDVL TEKLGTDRRT ATEAVEHVVD TIVRAVHRGD SVTITGFGVF EQRRRAARVA
     RNPRTGETVK VKPTSVPAFR PGAQFKAVIA GGQKLPATGP AVKRGAAAPA TKAAAKKAAA
     KKTAAKKTAA KKAPAKTAAA KKTVAKKVAP AKTAAAKKTV AKKVAPAKTA AAKKTAAKKA
     PAKTAAAKKT VAKKVAPAKT AAAKKTAAKK APAKTAAKKT AAKKAPAKRA K
//
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