Portion of a display panel with a graphical user interface

[0001]FIG. 1 is a front view of a portion of a display panel with a graphical user interface showing a first image of a sequence of my new design; and,

[0002]FIG. 2 is a front view of a portion of a display panel with a graphical user interface showing a second image of a sequence of my new design.

[0003]The broken lines including the broken line showing of a portion of a display panel, text, zig-zags and other graphical user interface elements are included for the purpose of illustrating portions of the article and form no part of the claimed design.

[0004]The appearance of the transitional image sequentially transitions between the images shown in FIGS. 1-2. The process or period in which one image transitions to another image forms no part of the claimed design.