PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 32712172-2 2020 Mutant PMM2 leads to the reduced conversion of Man-6-P to Man-1-P, which results in low concentrations of guanosine 5"-diphospho-D-mannose, a nucleotide-activated sugar essential for the construction of protein oligosaccharide chains. guanosine 5"-diphospho-d-mannose 106-138 LEM domain containing 3 Homo sapiens 58-63