interpreting a sequence alignment help plz !!!! =(

[helpmeplz]

http://upload.wikimedia.org/wikipedia/c ... nment2.png

say you have a sequence like that^, how do you interpret it?

i think only the first line is an open reading frame
the second and third line has 'gaps'
4th line is an open reading frame.


is that it? is that all it tells you, whether its an open reading frame or not?

what eslse am i meant to be seeing??

please help..i'm panicing

[helpmeplz]

stupidly put this in the wrong section. sorry