MACiE, which stands for Mechanism, Annotation and Classification in Enzymes, is a collaborative project between the Thornton Group at the European Bioinformatics Institute, the Bertini Group at the Magnetic Resonance Center (CERM) in Florence (Italy) with Metal-MACiE and the Mitchell Group at the University of St Andrews.
You might try searching by EC number, enzyme name, CATH code or sequence:
1rgq has the following EC numbers associated with it:126.96.36.199 - RNA-directed RNA polymerase188.8.131.52 - hepacivirin184.108.40.206 - nucleoside-triphosphatase220.127.116.11 - RNA helicase
e.g. beta-lactamase, wildcard characters are "%" (for zero or more characters) and "_" (for a single character).
Protein sequence for similarity search against MACiE:
Last Updated: 6th September 2011