(3R)-citramalate(in) + sulfate(out) = (3R)-citramalate(out) + sulfate(in)
(3r)-citramalate(in) + sulfate(out) = (3r)-citramalate(out) + sulfate(in)
(3R)-citramalate(in) + sulfate(out) = (3R)-citramalate(out) + sulfate(in)
(3r)-citramalate(in) + sulfate(out) = (3r)-citramalate(out) + sulfate(in)