Transcriptional regulator that specifically binds 5'-GATA-3' or 5'-GAT-3' motifs within gene promoters. A number of isoforms are produced. According to EST sequences. Belongs to the type IV zinc-finger family. Class D subfamily. The predicted gene At4g17570 has been split into 2 genes: At4g17565 and At4g17570. The predicted gene At4g17570 has been split into 2 genes: At4g17565 and At4g17570.