Its lost a bit meaning now but there's a reason why TERF stands for Trans Exclusionary Radical FeministBut its informative that you dont have to be right wing to poop on trans people for political gain (but it helps!).
Absolutely not a left/right wing issue currently as it social rather than economic therefore being used by the right as a wedge issue. Which is leading to the left not engaging with with it to stop it becoming one.