MACiE Entries homologous to 1aj8

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

MACiE Entry: 1al6
citrate (Si)-synthase
Species: Gallus gallus
Catalytic Residues:  Ser244A  His274A  His320A  Asp375A  
CSA Entry: 1aj8
citrate synthase
Species: Pyrococcus furiosus
Catalytic Residues:  Ser193A  His223A  His262A  Asp312A  

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