preferred_name: AMP(out) + phosphate(in) => AMP(in) + phosphate(out)
preferred_name_lc: amp(out) + phosphate(in) => amp(in) + phosphate(out)
label: AMP(out) + phosphate(in) => AMP(in) + phosphate(out)
label_lc: amp(out) + phosphate(in) => amp(in) + phosphate(out)