_EC 7.4.2.- Linked to the hydrolysis of a nucleoside triphosphate. 120 PDB entries  
EC 7.-.-.- Translocases. [2,261 PDB entries]
EC 7.4.-.- Catalysing the translocation amino acids and peptides. [120 PDB entries]
EC 7.4.2.- Linked to the hydrolysis of a nucleoside triphosphate. [120 PDB entries]
EC 7.4.2.1 ABC-type polar-amino-acid transporter. [1 PDB entries]
EC 7.4.2.2 ABC-type nonpolar-amino-acid transporter. [-]
EC 7.4.2.3 mitochondrial protein-transporting ATPase. [-]
EC 7.4.2.4 chloroplast protein-transporting ATPase. [-]
EC 7.4.2.5 bacterial ABC-type protein transporter. [-]
EC 7.4.2.6 ABC-type oligopeptide transporter. [8 PDB entries]
EC 7.4.2.7 ABC-type alpha-factor-pheromone transporter. [-]
EC 7.4.2.8 protein-secreting ATPase. [71 PDB entries]
EC 7.4.2.9 ABC-type dipeptide transporter. [6 PDB entries]
EC 7.4.2.10 ABC-type glutathione transporter. [-]
EC 7.4.2.11 ABC-type methionine transporter. [9 PDB entries]
EC 7.4.2.12 ABC-type cystine transporter. [-]
EC 7.4.2.13 ABC-type tyrosine transporter. [-]
EC 7.4.2.14 ABC-type antigen peptide transporter. [25 PDB entries]

[-] signifies that there are no PDB entries for the given enzyme subclass