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JKD

Gene
JKD
Protein
Zinc finger protein JACKDAW
Organism
Arabidopsis thaliana
Length
503 amino acids
Function
Transcription factor that, together with BIB, regulates tissue boundaries and asymmetric cell division by a rapid up-regulation of 'SCARECROW' (SCR), thus controlling the nuclear localization of 'SHORT-ROOT' (SHR) and restricting its action (PubMed:17785527, PubMed:25829440). Binds DNA via its zinc fingers (PubMed:28211915, PubMed:24821766). Recognizes and binds to SCL3 promoter sequence 5'-AGACAA-3' to promotes its expression when in complex with RGA (PubMed:24821766). Confines CYCD6 expression to the cortex-endodermis initial/daughter (CEI/CEID) tissues (PubMed:25829440). Required for radial patterning and stem cell maintenance (PubMed:17785527). Counteracted by 'MAGPIE' (MGP) (PubMed:17785527). Binds to the SCR and MGP promoter sequences (PubMed:21935722). Controls position-dependent signals that regulate epidermal-cell-type patterning (PubMed:20356954).
Mass
55.201 kDa
Sequence
MQMIPGDPFSISSSMGGFVHQETHLHHLQQQIPDLNPNSNPNPNAKPNSSSAKKKRNQPGTPDPDADVIALSPTTLMATNRFVCEICNKGFQRDQNLQLHRRGHNLPWKLKQRSKQEVIKKKVYICPIKTCVHHDASRALGDLTGIKKHYSRKHGEKKWKCEKCSKKYAVQSDWKAHAKTCGTREYKCDCGTLFSRKDSFITHRAFCDALTEEGARMSSLSNNNPVISTTNLNFGNESNVMNNPNLPHGFVHRGVHHPDINAAISQFGLGFGHDLSAMHAQGLSEMVQMASTGNHHLFPSSSSSLPDFSGHHQFQIPMTSTNPSLTLSSSSTSQQTSASLQHQTLKDSSFSPLFSSSSENKQNKPLSPMSATALLQKAAQMGSTRSNSSTAPSFFAGPTMTSSSATASPPPRSSSPMMIQQQLNNFNTNVLRENHNRAPPPLSGVSTSSVDNNPFQSNRSGLNPAQQMGLTRDFLGVSNEHHPHQTGRRPFLPQELARFAPLG