TRP4 TRYPTOPHAN BIOSYNTHESIS 4 WEAK ETHYLENE INSENSITIVE7 AT1G25220 ASB1 anthranilate synthase beta subunit 1 anthranilate synthase beta subunit 1 (ASB1); FUNCTIONS IN: anthranilate synthase activity; INVOLVED IN: tryptophan biosynthetic process, response to ethylene stimulus, response to bacterium, auxin biosynthetic process, lateral root primordium development; LOCATED IN: chloroplast; EXPRESSED IN: pericycle, cotyledon vascular system, primary root tip, lateral root primordium; CONTAINS InterPro DOMAIN/s: Glutamine amidotransferase superfamily (InterPro:IPR011702), Glutamine amidotransferase class-I, C-terminal (InterPro:IPR000991), Anthranilate synthase, glutamine amidotransferase domain (InterPro:IPR006221), Carbamoyl phosphate synthase, GATase domain (InterPro:IPR001317), Glutamine amidotransferase type 1 (InterPro:IPR017926), Anthranilate synthase component II/delta crystallin (InterPro:IPR006220); BEST Arabidopsis thaliana protein match is: Glutamine amidotransferase type 1 family protein (TAIR:AT5G57890.1). WEI7