Karen Ward, the fund manager's EMEA chief market strategist said the Bank of England could raise interest rates by 50 basis points by the year-end if a "no-deal" Brexit is avoided which would push sterling up five percent on a broad basis.

Sterling traded up half a percent at $1.2729 on Wednesday.

(Reporting by Sujata Rao; Writing by Tom Finn; Editing by Saikat Chatterjee)