### Database Schema:
CREATE TABLE Genes (
	GeneID	TEXT	NOT NULL,
	Essential	TEXT	NOT NULL,
	Class	TEXT	NOT NULL,
	Complex	TEXT	NULL,
	Phenotype	TEXT	NOT NULL,
	Motif	TEXT	NOT NULL,
	Chromosome	INTEGER	NOT NULL,
	Function	TEXT	NOT NULL,
	Localization	TEXT	NOT NULL,
	foreign key (GeneID) references Classification (GeneID)
);

CREATE TABLE Classification (
	GeneID	TEXT	NOT NULL	PRIMARY KEY,
	Localization	TEXT	NOT NULL
);

CREATE TABLE Interactions (
	GeneID1	TEXT	NOT NULL	PRIMARY KEY,
	GeneID2	TEXT	NOT NULL	PRIMARY KEY,
	Type	TEXT	NOT NULL,
	Expression_Corr	REAL	NOT NULL,
	foreign key (GeneID1) references Classification (GeneID),
	foreign key (GeneID2) references Classification (GeneID)
);

### User's Query:
What are the functions of the pair of genes that have the lowest expression correlation score?a

### Extra Knowledge:

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