PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 21535259-4 2011 The level of GA activity determines the speed of hook formation and the extent of the curvature during the formation phase independently of ethylene, probably by modulating auxin transport and response through HLS1, PIN3, and PIN7. Gallium 13-15 Auxin efflux carrier family protein Arabidopsis thaliana 216-220