2.7.7.13 mannose-1-phosphate guanylyltransferase; GTP-mannose-1-phosphate guanylyltransferase; PIM-GMP (phosphomannose isomerase-guanosine 5'-diphospho-D-mannose pyrophosphorylase); GDP-mannose pyrophosphorylase; guanosine 5'-diphospho-D-mannose pyrophosphor • • •