UTP--glucose-1-phosphate uridylyltransferase family protein. Identical to Probable UDP-N-acetylglucosamine pyrophosphorylase [Arabidopsis Thaliana] (GB:O64765); similar to UDP-N-acetylglucosamine pyrophosphorylase-related [Arabidopsis thaliana] (TAIR:AT1G31070.2); similar to Os08g0206900 [Oryza sativa (japonica cultivar-group)] (GB:NP_001061242.1); similar to hypothetical protein OsI_027217 [Oryza sativa (indica cultivar-group)] (GB:EAZ05985.1); similar to hypothetical protein OsJ_025351 [Oryza sativa (japonica cultivar-group)] (GB:EAZ41868.1); contains InterPro domain UTP--glucose-1-phosphate uridylyltransferase; (InterPro:IPR002618)