NCBI Accession #
NP_186936.1
NCBI GenBank Nucleotide #
NM_111155.3
NCBI Official Full Name
Inositol monophosphatase family protein
NCBI Official Symbol
VTC4
NCBI Official Synonym Symbols
F13E7.19; F13E7_19
NCBI Protein Information
Inositol monophosphatase family protein
NCBI Summary
Encodes a L-galactose-1-phosphate phosphatase, involved in ascorbate biosynthesis.
UniProt Synonym Gene Names
IMP
UniProt Protein Name
Inositol-phosphate phosphatase
UniProt Synonym Protein Names
L-galactose 1-phosphate phosphatase (EC:3.1.3.93
UniProt Primary Accession #
Q9M8S8
UniProt Secondary Accession #
Q8LE95
UniProt Related Accession #
Q9M8S8
UniProt Comments
Phosphatase acting on L-galactose 1-phosphate (L-Gal 1-P), D-myoinositol 3-phosphate (D-Ins 3-P) and D-myoinositol 1-phosphate (D-Ins 1-P). Can also use beta-glycerophosphate (glycerol 2-P) and, to a lesser extent, D-galactose 1-phosphate (D-Gal 1-P), alpha-D-glucose 1-phosphate (a-D-Glc 1-P), D-manitol 1-phosphate and adenosine 2'-monophosphate as substrates. No activity with D-fructose 1-phosphate (D-Fru 1-P), fructose 1,6-bisphosphate (Fru 1,6-bisP), D-glucose 6-phosphate (D-Glc 6-P), D-alpha-glycerophosphate (glycerol 3-P), D-sorbitol 6-phosphate and D-myoinositol 2-phosphate. The C1 phosphate position in a six-member ring substrate is important for catalysis.