| AQP | Aquaporin |
| AQGP | Aquaglyceroporin |
| ar/R | “Aromatic/arginine” selectivity filter |
| GIP | GlpF-like intrinsic protein |
| GRAVY | Grand average of hydropathicity |
| HIP | Hybrid Intrinsic protein |
| H2O2 | Hydrogen peroxide |
| LIP | Large intrinsic Protein |
| MIP | Major Intrinsic Protein |
| MW | Molecular weight |
| NH3 | Ammonia |
| NIP | Nodulin 26-like intrinsic protein |
| NPA | “Asparagine–proline–alanine” motif |
| pI | Theoretical isoelectric point |
| PIP | Plasma membrane intrinsic protein |
| RPKM | Reads per kilo base per million mapped reads |
| TMH | trans-alpha helical transmembranes region |
| TIP | Tonoplast intrinsic protein |
| Si | Silicic acid |
| SIP | Small basic intrinsic protein |
| XIP | X-intrinsic protein |