inositol 1,3,4-trisphosphate 5/6-kinase family protein. Identical to Inositol-tetrakisphosphate 1-kinase 2 (ITPK2) [Arabidopsis Thaliana] (GB:Q9SUG3;GB:Q3EA71;GB:Q93VQ8); similar to inositol 1,3,4-trisphosphate 5/6-kinase family protein [Arabidopsis thaliana] (TAIR:AT4G33770.1); similar to inositol 1,3,4-trisphosphate 5/6-kinase family protein [Arabidopsis thaliana] (TAIR:AT4G33770.2); similar to unnamed protein product [Vitis vinifera] (GB:CAO61536.1); contains InterPro domain ATP-grasp fold; (InterPro:IPR011761); contains InterPro domain Inositol 1, 3, 4-trisphosphate 56-kinase; (InterPro:IPR008656)