You typed in an incorrect or incomplete EC number "1.14.20.1". Please check and try again. Usually a valid EC number contains four digits, separated by dots. For example, "1.2.3.4". Also the first digit of EC should be a number between 1 and 6, which representing:

1) Oxidoreductases
2)Transferases
3)Hydrolases
4)Lyases
5)Isomerases
6) Ligases


You can click here to see a list of valid EC numbers as of January 2006. For more information about EC numbers, please see the Enzyme Nomenclature website.

Candidate genes for an orphan metabolic activity

Suggestions and comments should be made to
Lifeng Chen and Dr. Dennis Vitkup

Center for Computational Biology and Bioinformatics
Department of BioMedical Informatics
Columbia University
New York, NY 10032