| ACE2 | angiotensin-converting enzyme 2 |
| ADAM17 | a disintegrin and metalloproteinase domain-containing protein 17 |
| AJ | adherens junction |
| A427 | Cellosaurus A-427 (CVCL_1055) |
| A549 | human alveolar epithelial cells |
| BSA | bovine serum albumin |
| CD9 | cluster differentiation protein 9 |
| DAPI | 4′,6-diamidino-2-phenylindol |
| D-PBS | Dulbecco’s phosphate buffered saline |
| DTT | dithiothreitol |
| DMEM | Dulbecco’s Modified Eagle Medium |
| ECL | enhanced chemiluminescence |
| E-cadherin | epithelial cadherin |
| EDTA | ethylenediaminetetraacetic acid |
| FBS | fetal bovine serum |
| GFP | green fluorescent protein |
| GEO | Gene Expression Omnibus |
| HaCaT | cultured human keratinocytes |
| Hap1 | near-haploid human cell line derived from the male chronic myelogenous leukemia (CML) cell line KBM-7 |
| HRP | horseradish peroxidase |
| H1299 | human non-small cell lung carcinoma cell line derived from lymph node |
| IB | immunoblot |
| IF | immunofluorescence |
| kDa | kilodaltons |
| KO | knock-out |
| mCCD | mouse cortical collecting duct cells |
| MDA-MB-231 | M.D. Anderson Metastasis Breast cancer line 231 |
| MDCK | Madin-Darby canine kidney cells |
| MCF-7 | Michigan Cancer Foundation-7 |
| NEAA | non-essential amino acids |
| PBS | phosphate buffered saline |
| PAGE | polyacrylamide gel electrophoresis |
| PDZdomain | Psd95-Dlg1-ZO-1 domain |
| PDZD11 | PDZ domain-containing protein 11 |
| RT | room temperature |
| SD | standard deviation |
| SDS | sodium dodecyl sulphate |
| ZA | zonula adhaerens |
| ZO-1 | zonula occludens-1 |