MACiE Entries homologous to 1d8d

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

MACiE Entry: 1h3b
squalene-hopene cyclase
Species: Alicyclobacillus acidocaldarius
Catalytic Residues:  Glu45A  Trp169A  Phe365A  Asp376A  Tyr420A  His451A  Trp489A  Tyr495A  Phe601A  Phe605A  Tyr609A  
CSA Entry: 1d8d
protein geranylgeranyltransferase type I
Species: Rattus norvegicus
Catalytic Residues:  Lys164A  Tyr300B  

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