HAMAP rule MF_01494

General rule information [?]

Accession	MF_01494
Dates	17-JUN-2014 (Created) 13-JAN-2023 (Last updated, Version 7)

Name	DEAD_helicase_CshB

Scope

Bacteria; Bacillota

Templates

P54475 (CSHB_BACSU); Q818H2 (CSHB_BACCR); Q8Y755 (CSHB_LISMO): [Recover all]

Triggered by

HAMAP; MF_01494 (Get profile general information and statistics)

Propagated annotation [?]

Identifier, protein and gene names [?]

Identifier

CSHB

Protein name

RecName:		Full=DEAD-box ATP-dependent RNA helicase CshB;
		EC 3.6.4.13;

Gene name

cshB

Comments [?]

Function	Probable DEAD-box RNA helicase. May work in conjunction with the cold shock proteins to ensure proper initiation of transcription at low and optimal temperatures.
Catalytic activity	RHEA:13065: ATP + H2O = ADP + H(+) + phosphate EC 3.6.4.13
Subcellular location	Cytoplasm.
Similarity	Belongs to the DEAD box helicase family. CshB subfamily.

Keywords [?]

ATP-binding
Cytoplasm
Helicase
Hydrolase
Nucleotide-binding
RNA-binding
Stress response

Gene Ontology [?]

GO:0005524; Molecular function: ATP binding.
GO:0003724; Molecular function: RNA helicase activity.
GO:0003723; Molecular function: RNA binding.
GO:0006401; Biological process: RNA catabolic process.
GO:0005737; Cellular component: cytoplasm.

Cross-references [?]

PROSITE	PS51192; HELICASE_ATP_BIND_1; 1; trigger=PRU00541;
	PS51194; HELICASE_CTER; 1; trigger=PRU00542;
	PS51195; Q_MOTIF; 1; trigger=PRU00552;
Pfam	PF00270; DEAD; 1;
	PF00271; Helicase_C; 1;

Additional information [?]

Size range	425-465 amino acids
Related rules	MF_01493 (CSHA)
Fusion	None

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