*3.A.1 ABC transporters including BtuCD, molybdate uptake transporter, Cystic fibrosis transmembrane conductance regulator and others
*3.A.2 The H- or Na-translocating F-type ATPase, V-type ATPase and A-type ATPase superfamily
*3.A.3 The P-type ATPase Superfamily
*3.A.4 The Arsenite-Antimonite efflux family
*3.A.5 General secretory pathway (Sec) translocon (preprotein translocase SecY)
*3.A.6 The Type III (Virulence-related) Secretory Pathway (IIISP) Family
*3.A.7 The Type IV (Conjugal DNA-Protein Transfer or VirB) Secretory Pathway (IVSP) Family
*3.A.8 The Mitochondrial Protein Translocase (MPT) Family
*3.A.9 The Chloroplast Envelope Protein Translocase (CEPT or Tic-Toc) Family
*3.A.10 H, Na-translocating Pyrophosphatase family
*3.A.11 The Bacterial Competence-related DNA Transformation Transporter (DNA-T) Family
*3.A.12 The Septal DNA Translocator (S-DNA-T) Family
*3.A.13 The Filamentous Phage Exporter (FPhE) Family
*3.A.14 The Fimbrilin/Protein Exporter (FPE) Family
*3.A.15 The Outer Membrane Protein Secreting Main Terminal Branch (MTB) Family
*3.A.16 The Endoplasmic Reticular Retrotranslocon (ER-RT) Family
*3.A.17 The Phage T7 Injectisome (T7 Injectisome) Family
*3.A.18 The Nuclear mRNA Exporter (mRNA-E) Family
*3.A.19 The TMS Recognition/Insertion Complex (TRC) Family
*3.A.20 The Peroxisomal Protein Importer (PPI) Family
*3.A.21 The C-terminal Tail-Anchored Membrane Protein Biogenesis/ Insertion Complex (TAMP-B) Family
*3.A.22 The Transcription-coupled TREX/TAP Nuclear mRNA Export Complex (TREX) Family
*3.A.23 The Type VI Symbiosis/Virulence Secretory Pathway (VISP) Family
*3.A.24 Type VII or ESX Protein Secretion System (T7SS) Family
*3.A.25 The Symbiont-specific ERAD-like Machinery (SELMA) Family
*3.A.26 The Plasmodium Translocon of Exported proteins (PTEX) Family