153 Nucleoside diphosphate kinase III AEFERTFIAIKPDGVQRGLISEIVARFERKGFSLVAIKVVIPSRPFAQKHYADLKDKPFYVGLVAYWSSGPVVAMVWEGEGVIKYGRKLIGATDPQKSEPGTIRGDLAVVNGRNIIHGSDGPETAKDEIKLWFKPEELVNYTHNAEKWIYGDN Major role in the synthesis of nucleoside triphosphates other than ATP. The ATP gamma phosphate is transferred to the NDP beta phosphate via a ping-pong mechanism, using a phosphorylated active-site intermediate. Shows the highest specificity towards GDP. Nucleoside diphosphate kinase 3 NDK3_SPIOL