Gene Synopsis:glr-4 encodes a putative non-NMDA ionotropic glutamate receptor subunit,most closely related to GLR-3...and less so to GLR-7, possibly of thekainate subfamily; glr-4 is expressed in various sensory neurons...andinterneurons from embyrogenesis onward; glr-4 expression requires UNC-42,as well as CFI-1 in URA