% origin
origin = [1 2 3];
% length of frame vectors
delta = 10;
% x-axis
line('XData', [origin(1) origin(1) + delta], 'YData', [origin(2) origin(2)],...
    'ZData', [origin(3) origin(3)], 'Color','r');
% y-axis
line('XData', [origin(1) origin(1)], 'YData', [origin(2) origin(2) + delta],...
    'ZData', [origin(3) origin(3)], 'Color','g');
% z-axis
line('XData', [origin(1) origin(1)], 'YData', [origin(2) origin(2)],...
    'ZData', [origin(3) origin(3) + delta], 'Color','b');