B0T273 (IHFB_CAUSK) Reviewed, UniProtKB/Swiss-Prot

Names and origin

Protein names

Recommended name:
Integration host factor subunit beta
Short name=IHF-beta

Gene names

Name:	ihfB
Synonyms:	himD
Ordered Locus Names:	Caul_0104

Organism

Caulobacter sp. (strain K31) [Complete proteome] [HAMAP]

Taxonomic identifier

366602 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Alphaproteobacteria › Caulobacterales › Caulobacteraceae › Caulobacter

Protein attributes

Sequence length	94 AA.
Sequence status	Complete.
Protein existence	Inferred from homology

General annotation (Comments)

Function	This protein is one of the two subunits of integration host factor, a specific DNA-binding protein that functions in genetic recombination as well as in transcriptional and translational control By similarity. HAMAP MF_00381
Subunit structure	Heterodimer of an alpha and a beta chain By similarity. HAMAP MF_00381
Sequence similarities	Belongs to the bacterial histone-like protein family.

Ontologies

Keywords
Biological process	DNA recombination Transcription Transcription regulation Translation regulation
Ligand	DNA-binding
Technical term	Complete proteome
Gene Ontology (GO)
Biological process	DNA recombination Inferred from electronic annotation. Source: UniProtKB-KW regulation of transcription, DNA-dependent Inferred from electronic annotation. Source: UniProtKB-KW regulation of translation Inferred from electronic annotation. Source: UniProtKB-KW transcription, DNA-dependent Inferred from electronic annotation. Source: UniProtKB-KW
Cellular component	chromosome Inferred from electronic annotation. Source: InterPro
Molecular function	DNA binding Inferred from electronic annotation. Source: UniProtKB-KW
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 94	94	Integration host factor subunit beta HAMAP MF_00381		PRO_1000122208

Sequences

	Sequence		Length	Mass (Da)
	B0T273 [UniParc]. Last modified April 8, 2008. Version 1. Checksum: 9028FEF60CFB3611	FASTA	94	10,417
	10 20 30 40 50 60 MIKSELIARL ANENPHLTQK DVERVVGVIL ERMIGALEDG GRVELRGFGA LSVRSRPARA 70 80 90 GRNPRTGETV DVRAKHVPFF KSGKELRGRL NADE

References

[1]

"Complete sequence of chromosome of Caulobacter sp. K31." Copeland A., Lucas S., Lapidus A., Barry K., Glavina del Rio T., Dalin E., Tice H., Pitluck S., Bruce D., Goodwin L., Thompson L.S., Brettin T., Detter J.C., Han C., Schmutz J., Larimer F., Land M., Hauser L. , Kyrpides N., Kim E., Stephens C., Richardson P. Submitted (JAN-2008) to the EMBL/GenBank/DDBJ databases Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: K31.

Cross-references

Sequence databases
EMBL GenBank DDBJ	CP000927 Genomic DNA. Translation: ABZ69242.1.
RefSeq	YP_001681740.1. NC_010338.1.
3D structure databases
ProteinModelPortal	B0T273.
SMR	B0T273. Positions 1-93.
ModBase	Search...
Protein-protein interaction databases
STRING	B0T273.
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
GeneID	5897816.
GenomeReviews	Gene locus Caul_0104 in contig CP000927_GR.
KEGG	cak:Caul_0104.
PATRIC	21313224. VBICauSp18104_0486.
Organism-specific databases
CMR	Search...
Phylogenomic databases
HOGENOM	HBG705085.
OMA	PEKYVPH.
ProtClustDB	PRK00199.
Enzyme and pathway databases
BioCyc	CSP78:CAUL_0104-MONOMER.
Family and domain databases
HAMAP	MF_00381. IHF-beta. [Tree]
InterPro	IPR023630. DNA-bd_HU/IHF. IPR000119. Hist_DNA-bd_bac. IPR020816. Histone-like_DNA-bd_CS. IPR010992. IHF-like_DNA-bd. IPR005685. IHF_beta. [Graphical view]
Gene3D	G3DSA:4.10.520.10. Hist_DNA_bd_bac. 1 hit.
KO	K05788.
Pfam	PF00216. Bac_DNA_binding. 1 hit. [Graphical view]
PRINTS	PR01727. DNABINDINGHU.
SMART	SM00411. BHL. 1 hit. [Graphical view]
SUPFAM	SSF47729. IHF_like_DNA_bnd. 1 hit.
TIGRFAMs	TIGR00988. Hip. 1 hit.
PROSITE	PS00045. HISTONE_LIKE. 1 hit. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

IHFB_CAUSK

Accession

Primary (citable) accession number: B0T273

Entry history

Integrated into UniProtKB/Swiss-Prot:	April 14, 2009
Last sequence update:	April 8, 2008
Last modified:	January 25, 2012
This is version 32 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Prokaryotic Protein Annotation Program