-- Database schema
| Classification : GeneID [ TEXT ] primary_key , Localization [ TEXT ] | Genes : GeneID [ TEXT ] Genes.GeneID = Classification.GeneID , Essential [ TEXT ] , Class [ TEXT ] , Complex [ TEXT ] , Phenotype [ TEXT ] , Motif [ TEXT ] , Chromosome [ INTEGER ] , Function [ TEXT ] , Localization [ TEXT ] | Interactions : GeneID1 [ TEXT ] Interactions.GeneID1 = Classification.GeneID , GeneID2 [ TEXT ] Interactions.GeneID2 = Classification.GeneID , Type [ TEXT ] , Expression_Corr [ REAL ] |
-- -- What are the functions of the pair of genes that have the lowest expression correlation score?a

SELECT T1.Function FROM Genes AS T1 INNER JOIN Interactions AS T2 ON T1.GeneID = T2.GeneID1 ORDER BY T2.Expression_Corr ASC LIMIT 1;