Hepatitis B virus PRE alpha

The Hepatitis B virus PRE stem-loop alpha (HBV PRE SL alpha) is an RNA structure that is shown to play a role in nuclear export of HBV mRNAs.

Hepatitis B virus PRE alpha
Identifiers
Symbol	HBV_PREalpha
Rfam	HBV_PREalpha
Other data
RNA type	Cis-reg;
PDB structures	PDBe

HBV PREalpha consists of a 30 nt stem-loop, with a 5 nt apical loop. The conserved stem-loop was predicted within the HBV PRE sequence and confirmed by mutagenesis.^[1][2][3]

The exact role of this structure in nuclear export has not yet been determined.^[4]

See also

• Hepatitis B virus PRE beta
• HBV RNA encapsidation signal epsilon
• Hepatitis_B virus PRE 1151–1410