1 Heme D is another derivative of heme B, but in which the propionic acid side chain at the carbon of position 6, which is also hydroxylated, forms a Î³- spirolactone. 2  Ring III is also hydroxylated at position 5, in a conformation trans to the new lactone group.
Welland Weather Today (1â3 days) A dusting of new snow. Freeze-thaw conditions (max 1Â°C on Thu morning, min -10Â°C on Fri morning). Mainly strong winds. Welland Weather (4â7 days) A heavy fall of snow, heaviest during Sun afternoon. Temperatures will be below freezing (max -3Â°C on Sat night, min -11Â°C on Sun night). Mainly strong winds. 10 Day Welland Weather (7â10 days) A moderate fall of snow, heaviest on Tue night.
Showers and scattered thunderstorms through the early overnight...then a chance of showers late. Some thunderstorms may produce gusty winds, and heavy rainfall through the early overnight. Lows ranging from the mid 40s along the lake ontario shore to around 50 inland. East winds 10 to 15 mph...becoming southwest 5 to 10 mph. Chance of rain near 100 percent.