• GBP/USD rallies 0.4% in Asia as Iran deal optimism lifts risk appetite

• Oil drops, stocks rally on reports of "largely negotiated" Iran-U.S. MoU

• WTI -4.9%, S&P futures +0.8%, Treasury futures up as Fed rate bets ease

• Caution required; Trump says no rush for deal, Iran says U.S. blocks assets

• Resistance 1.3500, 1.3520-25, support 1.3455-60, 1.3415-20

• Fri range 1.34155-1.34605, Asia 1.3450-1.3494; UK, U.S. markets closed Mon
GBP:

(Krishna Kumar is a Reuters market analyst. The views expressed are his own.)