ATPP2-B1 (Phloem protein 2-B1); carbohydrate binding. Identical to F-box protein PP2-B1 (PP2B1) [Arabidopsis Thaliana] (GB:Q6NPT8;GB:Q9ZVR6); similar to MEE66 (maternal effect embryo arrest 66) [Arabidopsis thaliana] (TAIR:AT2G02240.1); similar to unnamed protein product [Vitis vinifera] (GB:CAO17186.1); contains InterPro domain Cyclin-like F-box (InterPro:IPR001810)