SANTA CLARA – Quarterback Colin Kaepernick, who was held out of practices Thursday and Friday due to a sore throwing shoulder, will not play in the 49ers’ exhibition opener.
Blaine Gabbert will make the start on Sunday afternoon against the Houston Texans. Thad Lewis and rookie Jeff Driskel will also be available for action.
Safety Eric Reid, who was excused late in the week due to a family matter, will also not be available for Sunday’s game.
Other players who are unavailable for action, according to the 49ers, are defensive linemen Arik Armstead and Glenn Dorsey, wide receivers DeAndre Smelter and Eric Rogers, and safety L.