May act as a substrate-specific adapter of an E3 ubiquitin-protein ligase complex (CUL3-RBX1-BTB) which mediates the ubiquitination and subsequent proteasomal degradation of target proteins (By similarity). MVAAKENKFLTVAPFECAWSDDLKFREAGRGCVAFDAFAHNDVTVVFRENVGTQHYHYKKDNSPHYIVIIGSNRNRRLKIQVDGKSVVDEEASDLCRCSLEFQSYWISIYDGLISIGKGRYPFQNLVFKWQDPKPNCNVQYVGLSSWDKHVGYRNVSVFPVTHNHILLWKQVDCREVRGDESGDEKVVEEGTGYDYEQWGLGNFLESWQLSDTVFLVGEEEMDVPAHKVILQASGNFPLRSSDGDVIQLRGVSYPILHALLQYIYTGRTQILESELAPLRDLSSKFEVMSLVRQCEESIDHFKLSKTAFDSCRKVKLLCPISHPLSGFMFPSAFPVDVGKLVKLYSTGEYSDIKIYLSDHSLTFQSHKVILSLWSVAFAKMFTNGMSESHSSTIYLTDVSPEAFKAMMNFMYSGELNMEDTVNFGTELIHLLFLADRFGVVPLHQECCKMLLECLSEDSVCSVLQVVSSISSCKLIEEMCKRKFSMHFDYCTTASLDFVLLDQTTFSDILESADLTVTSEEKILNAVLMWCMKAEESHSWGVIDEMMNYADPKSLFKERLQSLDDLLPHVRFSLLPYELLKRLENSNLSKEIPVFNRLLKEAASFLTSGLISPGNEPISRFQHRRSSFKELQYIRDGDSNGVLHFVGTSYGSHQWVNPVLAKKINITSSSPTSRFTDPKALASKAYAGTSFAGPRMEDGHISSWWVVDLGEEHQLMCNYYTFRQDGSRAFTRFWKFQGSMDGKTWTDLRVHEDDQTMCKAGQFASWPITAANALLPFRFFRLVLTGPTADTSTPWNFCICYLELYGYFR At2g30600/At2g30610 BTB/POZ domain-containing protein At2g30600 At2g30600/At2g30610 T6B20.5/T6B20.4 809 Y2060_ARATH