Sorry, but even a cursory look at photographs of YAL-1 will tell that there's something wrong with that nose installation (with other parts possibly too, I just didn't checked) - their shape and proportions (and shading). Refueling receptical seems to be higher than "usually" too.
There
are some drawings of YAL-1 in the net (the one above I took from secretprojects.co.uk, and it was just literally first one I found.
I did an
extremely crude resizing of that scheme and superimposed it roughly on Your drawing and...