PR:000001880 low affinity immunoglobulin epsilon Fc receptor BLAST-2|C-type lectin domain family 4 member J|CD23|CD23A|CLEC4J|Fc-epsilon-RII|FCE2|FCER2|Fcer2a|IGEBF|immunoglobulin E-binding factor|lymphocyte IgE receptor has_part Pfam:PF00059 Lectin C-type domain 20090326 PRO:CNA