No response from /r/buildapc. Can you guys check if this build is appropriate? Worried about MB and size issues for GTX

Build Help/Ready:

Have you read the sidebar and rules? (Please do)

Yes

What is your intended use for this build? The more details the better.

High end gaming at 1440p

If gaming, what kind of performance are you looking for? (Screen resolution, FPS, game settings)

1440p and maybe >60hz but that might be later in time

What is your budget (ballpark is okay)?

Less than $1300

In what country are you purchasing your parts?

USA

http://pcpartpicker.com/list/fKsGBm

Provide any additional details you wish below.

I just want to make sure than the motherboard is appropriate for this build and that it won't be a bottleneck for what seems to be high end parts for the rest of the build. In addition, I don't intend to overclock the GPU or CPU.