MACiE Entries homologous to 1pix

MACiE does not contain the PDB code you entered, but MACiE contains the following PDB codes that are homologous to it:

MACiE Entry: 1xny
propionyl-CoA carboxylase
Species: Streptomyces coelicolor
Catalytic Residues:  Gly182A  Gly183A  Gly419B  Ala420B  
CSA Entry: 1pix
glutaconyl-CoA decarboxylase
Species: Acidaminococcus fermentans
Catalytic Residues:  Ala193B  Gly194B  Ala457A  Ala458A  

Whilst these entries are considered homologous, they differ at the Class level of the EC Classification.
The mechanisms are unlikely to be the same.