Q7TXM7 (RNH2_MYCBO) Reviewed, UniProtKB/Swiss-Prot

Names and origin

Protein names

Recommended name:
Ribonuclease HII
Short name=RNase HII
EC=3.1.26.4

Gene names

Name:	rnhB
Ordered Locus Names:	Mb2926c

Organism

Mycobacterium bovis [Complete proteome] [HAMAP]

Taxonomic identifier

1765 [NCBI]

Taxonomic lineage

Bacteria › Actinobacteria › Actinobacteridae › Actinomycetales › Corynebacterineae › Mycobacteriaceae › Mycobacterium › Mycobacterium tuberculosis complex

Protein attributes

Sequence length	264 AA.
Sequence status	Complete.
Protein existence	Inferred from homology

General annotation (Comments)

Function	Endonuclease that specifically degrades the RNA of RNA-DNA hybrids By similarity. HAMAP MF_00052_B
Catalytic activity	Endonucleolytic cleavage to 5'-phosphomonoester. HAMAP MF_00052_B
Cofactor	Manganese or magnesium. Binds 1 divalent metal ion per monomer in the absence of substrate. May bind a second metal ion after substrate binding By similarity.
Subcellular location	Cytoplasm Potential HAMAP MF_00052_B.
Sequence similarities	Belongs to the RNase HII family.

Ontologies

Keywords
Cellular component	Cytoplasm
Ligand	Manganese Metal-binding
Molecular function	Endonuclease Hydrolase Nuclease
Technical term	Complete proteome
Gene Ontology (GO)
Cellular component	cytoplasm Inferred from electronic annotation. Source: UniProtKB-SubCell
Molecular function	RNA binding Inferred from electronic annotation. Source: InterPro metal ion binding Inferred from electronic annotation. Source: UniProtKB-KW ribonuclease H activity Inferred from electronic annotation. Source: EC
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 264	264	Ribonuclease HII HAMAP MF_00052_B		PRO_0000111590
Sites
	Metal binding	39	1	Divalent metal cation By similarity
	Metal binding	40	1	Divalent metal cation By similarity
	Metal binding	133	1	Divalent metal cation By similarity

Sequences

	Sequence		Length	Mass (Da)
	Q7TXM7 [UniParc]. Last modified October 1, 2003. Version 1. Checksum: F4E2459915376361	FASTA	264	27,627
	10 20 30 40 50 60 MTKTWPPRTV IRKSGGLRGM RTLESALHRG GLGPVAGVDE VGRGACAGPL VVAACVLGPG 70 80 90 100 110 120 RIASLAALDD SKKLSEQARE KLFPLICRYA VAYHVVFIPS AEVDRHGVHV ANIEGMRRAV 130 140 150 160 170 180 AGLAVRPGYV LSDGFRVPGL PMPSLPVIGG DAAAACIAAA SVLAKVSRDR VMVALDADHP 190 200 210 220 230 240 GYGFAEHKGY STPAHSRALA RLGPCPQHRY SFINVRRVAS GSNTAEVADG QPDPRDGTAQ 250 260 TGEGRWSKSS HPATMRATGR AQGT

References

[1]

"The complete genome sequence of Mycobacterium bovis." Garnier T., Eiglmeier K., Camus J.-C., Medina N., Mansoor H., Pryor M., Duthoy S., Grondin S., Lacroix C., Monsempe C., Simon S., Harris B., Atkin R., Doggett J., Mayes R., Keating L., Wheeler P.R., Parkhill J. , Barrell B.G., Cole S.T., Gordon S.V., Hewinson R.G. Proc. Natl. Acad. Sci. U.S.A. 100:7877-7882(2003) [PubMed: 12788972] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: ATCC BAA-935 / AF2122/97.

Cross-references

Sequence databases
EMBL GenBank DDBJ	BX248344 Genomic DNA. Translation: CAD96613.1.
RefSeq	NP_856571.1. NC_002945.3.
3D structure databases
ProteinModelPortal	Q7TXM7.
ModBase	Search...
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
EnsemblBacteria	EBMYCT00000016724; EBMYCP00000016559; EBMYCG00000016719.
GeneID	1092182.
GenomeReviews	Gene locus Mb2926c in contig BX248333_GR.
KEGG	mbo:Mb2926c.
PATRIC	18008160. VBIMycBov88188_3212.
Organism-specific databases
CMR	Search...
Phylogenomic databases
GeneTree	EBGT00050000016477.
HOGENOM	HBG584843.
OMA	RLGPTPI.
ProtClustDB	PRK00015.
Enzyme and pathway databases
BioCyc	MBOV233413:MB2926C-MONOMER.
Family and domain databases
HAMAP	MF_00052_B. RNase_HII_B. [Tree]
InterPro	IPR022898. RNase_HII. IPR001352. RNase_HII/HIII. IPR024567. RNase_HII/HIII_dom. IPR012337. RNaseH-like_dom. [Graphical view]
KO	K03470.
PANTHER	PTHR10954. RNase_HII/HIII. 1 hit.
Pfam	PF01351. RNase_HII. 1 hit. [Graphical view]
SUPFAM	SSF53098. RNaseH_fold. 1 hit.
ProtoNet	Search...

Entry information

Entry name

RNH2_MYCBO

Accession

Primary (citable) accession number: Q7TXM7

Entry history

Integrated into UniProtKB/Swiss-Prot:	December 15, 2003
Last sequence update:	October 1, 2003
Last modified:	January 25, 2012
This is version 50 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Prokaryotic Protein Annotation Program