Piret et al. (2011) analyzed function and expression patterns of 28 genes contained in the HNFJ3 interval on chromosome 2p22.1-p21; sequence analysis of the most likely candidate, SLC8A1 (182305), in probands from 5 families with HNFJ mapping to ... Piret et al. (2011) analyzed function and expression patterns of 28 genes contained in the HNFJ3 interval on chromosome 2p22.1-p21; sequence analysis of the most likely candidate, SLC8A1 (182305), in probands from 5 families with HNFJ mapping to that region did not reveal any mutations.