PDX1 (PYRIDOXINE BIOSYNTHESIS 1.3); protein heterodimerization/ protein homodimerization. Identical to Pyridoxal biosynthesis protein PDX1.3 (PDX13) [Arabidopsis Thaliana] (GB:Q8L940;GB:Q3KRU4;GB:Q9M032); similar to ATPDX1.1 (PYRIDOXINE BIOSYNTHESIS 1.1), protein heterodimerization [Arabidopsis thaliana] (TAIR:AT2G38230.1); similar to Probable pyridoxal biosynthesis protein PDX1 (Ethylene-inducible protein HEVER) (GB:Q39963); contains InterPro domain Ribulose-phosphate binding barrel; (InterPro:IPR011060); contains InterPro domain Vitamin B6 biosynthesis protein (InterPro:IPR001852)