3557
LCCH1 was identical to the Rdl gene , a known GABA receptor subunit gene from D . melanogaster , whereas LCCH2 and LCCH3 were novel D . melanogaster sequences that exhibited structural similarity to other members of the ligand - gated chloride channel gene family .
 GENE: LCCH1; GENE: Rdl gene; GENE: GABA receptor subunit gene; GENE: LCCH2; GENE: LCCH3; GENE: ligand - gated chloride channel gene family
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
 GENE: LCCH1; GENE: Rdl gene; GENE: GABA receptor subunit gene; GENE: LCCH2; GENE: LCCH3; GENE: ligand - gated chloride channel gene family