glucosamine-6-phosphate deaminase activity 2-amino-2-deoxy-D-glucose-6-phosphate aminohydrolase (ketol isomerizing) Catalysis of the reaction: D-glucosamine 6-phosphate + H(2)O = beta-D-fructose 6-phosphate + NH(4)(+). EC:3.5.99.6 GO:0004342 GlcN6P deaminase activity KEGG:R00765 MetaCyc:GLUCOSAMINE-6-P-DEAMIN-RXN Note that this function was formerly EC:5.3.1.10. RHEA:12175 aminodeoxyglucosephosphate isomerase activity glucosamine phosphate deaminase activity glucosamine-6-phosphate isomerase activity glucosaminephosphate isomerase molecular_function phosphoglucosamine isomerase activity phosphoglucosaminisomerase activity