_EC 2.3.-.- Acyltransferases. 1,208 PDB entries  
EC 2.-.-.- Transferases. [17,943 PDB entries]
EC 2.3.-.- Acyltransferases. [1,208 PDB entries]    
EC 2.3.1.- Transferring groups other than amino-acyl groups. [998 PDB entries]
EC 2.3.2.- Aminoacyltransferases. [114 PDB entries]
EC 2.3.3.- Acyl groups converted into alkyl on transfer. [96 PDB entries]