label: 4-aminobenzoate + 5-phospho-alpha-D-ribose 1-diphosphate + H(+) <=> 4-(beta-D-ribofuranosyl)aminobenzene 5'-phosphate + CO2 + diphosphate
label_lc: 4-aminobenzoate + 5-phospho-alpha-d-ribose 1-diphosphate + h(+) <=> 4-(beta-d-ribofuranosyl)aminobenzene 5'-phosphate + co2 + diphosphate