beta-D-fructofuranosyl alpha-D-mannopyranoside 6(F)-phosphate + GDP + H(+) => beta-D-fructose 6-phosphate + GDP-alpha-D-mannose
beta-d-fructofuranosyl alpha-d-mannopyranoside 6(f)-phosphate + gdp + h(+) => beta-d-fructose 6-phosphate + gdp-alpha-d-mannose
beta-D-fructofuranosyl alpha-D-mannopyranoside 6(F)-phosphate + GDP + H(+) => beta-D-fructose 6-phosphate + GDP-alpha-D-mannose
beta-d-fructofuranosyl alpha-d-mannopyranoside 6(f)-phosphate + gdp + h(+) => beta-d-fructose 6-phosphate + gdp-alpha-d-mannose