TY - RPRT TI - Expanding pyrimidine diphosphosugar libraries via structure-based nucleotidylyltransferase engineering. AU - William A Barton AU - John B Biggins AU - Jiqing Jiang AU - Jon S Thorson AU - Dimitar B Nikolov PY - 2002 DO - 10.1073/pnas.192468299 UR - https://pubmed.ncbi.nlm.nih.gov/12374866/ ID - 12374866 ER -