ATPHS2/PHS2 (ALPHA-GLUCAN PHOSPHORYLASE 2); phosphorylase/ transferase, transferring glycosyl groups. Identical to Alpha-glucan phosphorylase, H isozyme [Arabidopsis Thaliana] (GB:Q9SD76); similar to glucan phosphorylase, putative [Arabidopsis thaliana] (TAIR:AT3G29320.1); similar to Alpha-glucan phosphorylase, H isozyme (Starch phosphorylase H) (GB:P53537); similar to unnamed protein product [Vitis vinifera] (GB:CAO21516.1); similar to starch phosphorylase type H [Citrus hybrid cultivar] (GB:AAM29154.1); contains InterPro domain Glycosyl transferase, family 35; (InterPro:IPR000811); contains InterPro domain Glycogen/starch/alpha-glucan phos