FULL-TM ANTIBODIES
A Transmembrane Domain (TM) is a segment of a protein that is designed to span the lipid bilayer of a cell membrane. It is typically composed of hydrophobic (water-fearing) amino acids that allow it to sit comfortably within the fatty interior of the membrane.
Its primary job is to act as a stable anchor, securing the entire spike protein into the viral membrane.
While the heptad repeats (HR1 and HR2) do the heavy lifting of forming the fusion machinery, the TM domain plays a supporting role in the membrane fusion process. It helps to stabilize the final, post-fusion structure of the protein, ensuring the viral and host membranes are brought close enough together to fuse.
| № | Extended PDB ID | PDB ID | Method | Resolution | Chain | Start | End | Macromolecules | Ligand 1 | Ligand 2 | Ligand 3 | Ligand 4 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | pdb_00009f9y | 9F9Y | EM | 2.80 A | A/B/C | 1 | 1183 | Spike glycoprotein, Fibritin | - | - | - | - |
| 2 | pdb_00007t3m | 7T3M | EM | 3.00 A | A/C/G | 1 | 1149 | Spike glycoprotein | Antibody 2-7 scFv | - | - | - |
| 3 | pdb_00007t67 | 7T67 | EM | 3.00 A | A/C/G | 1 | 1149 | Spike glycoprotein | - | - | - | - |
| 4 | pdb_00007tge | 7TGE | EM | 3.68 A | A/B/C | 1 | 1147 | Spike glycoprotein | - | - | - | - |
| 5 | pdb_00007y0n | 7Y0N | EM | 3.80 A | A/B/D | 1 | 1147 | Spike glycoprotein | Heavy chain of R15-F7 | P14 Nanobody | Light chain of R15-F7 | - |
| 6 | pdb_00007a25 | 7A25 | EM | 3.06 A | A/B/C | 1 | 1146 | Spike glycoprotein | Sybody 23 | - | - | - |
| 7 | pdb_00007bnm | 7BNM | EM | 3.60 A | A/B/C | 1 | 1146 | Spike glycoprotein | - | - | - | - |
| 8 | pdb_00007bno | 7BNO | EM | 4.20 A | A/B/C | 1 | 1146 | Spike glycoprotein | - | - | - | - |
| 9 | pdb_00007r18 | 7R18 | EM | 3.00 A | A/B/C | 1 | 1146 | Spike glycoprotein | - | - | - | - |
| 10 | pdb_00007zss | 7ZSS | EM | 2.63 A | A/B/C | 1 | 1146 | Spike glycoprotein | de novo designed binder | - | - | - |
| 11 | pdb_00008xea | 8XEA | EM | 3.42 A | D/E/F | 1 | 1140 | Spike glycoprotein | BD55-1205 heavy chain | BD55-1205 light chain | - | - |
| 12 | pdb_00008eyg | 8EYG | EM | 3.73 A | A/B/C | 14 | 1149 | Spike glycoprotein | Nanobody | - | - | - |
| 13 | pdb_00008eyh | 8EYH | EM | 3.75 A | A/B/C | 14 | 1149 | Spike glycoprotein | Nanobody | - | - | - |
| 14 | pdb_00008f4p | 8F4P | EM | 3.70 A | A/B/C | 14 | 1149 | Spike glycoprotein | Anti-S1 Nanobody | - | - | - |
| 15 | pdb_00008gdrp | 8GDRP | EM | 3.60 A | A/E/F | 14 | 1149 | Spike glycoprotein | Monoclonal antibody 002-S21B10 heavy chain variable domain | Monoclonal antibody 002-S21B10 light chain variable domain | - | - |
| 16 | pdb_00007vhh | 7VHH | EM | 3.80 A | A/B/C | 14 | 1148 | Spike glycoprotein | - | - | - | - |
| 17 | pdb_00007vhn | 7VHN | EM | 3.80 A | A/B/C | 14 | 1148 | Spike glycoprotein | - | - | - | - |
| 18 | pdb_00007wg8 | 7WG8 | EM | 3.90 A | A/B/C | 14 | 1148 | Spike glycoprotein | - | - | - | - |
| 19 | pdb_00007cws | 7CWS | EM | 3.40 A | O/Q/R | 14 | 1147 | Spike glycoprotein | Heavy Chain of FC05 Fab | Light Chain of FC05 Fab | Light Chain of H014 Fab | Heavy Chain of H014 Fab |
| 20 | pdb_00007cwt | 7CWT | EM | 3.70 A | A/B/C | 14 | 1147 | Spike glycoprotein | Light chain Fab of HB27 | Heavy chain Fab of HB27 | Light chain Fab of FC05 | Heavy Chain of FC05 Fab |
| 21 | pdb_00007vhj | 7VHJ | EM | 4.20 A | A/B/C | 14 | 1147 | Spike glycoprotein | - | - | - | - |
| 22 | pdb_00007vhl | 7VHL | EM | 3.90 A | A/B/C | 14 | 1147 | Spike glycoprotein | - | - | - | - |
| 23 | pdb_00007vhm | 7VHM | EM | 3.20 A | A/B/C | 14 | 1147 | Spike glycoprotein | - | - | - | - |
| 24 | pdb_00008c5r | 8C5R | EM | 3.70 A | A/B/C | 14 | 1147 | Spike glycoprotein | - | - | - | - |
| 25 | pdb_00008csj | 8CSJ | EM | 3.53 A | A/B/C | 14 | 1147 | Spike glycoprotein | 4-33 heavy chain | 4-33 light chain | - | - |
| 26 | pdb_00008hp9 | 8HP9 | EM | 2.75 A | A/B/C | 14 | 1147 | Spike protein S2' | fab L4.65 | fab L4.65 | fab L5.34 | fab L5.34 |
| 27 | pdb_00008hpq | 8HPQ | EM | 2.85 A | A/B/C | 14 | 1147 | Spike protein S2' | fab L4.65 | fab L5.34 | fab L5.34 | fab L4.65 |
| 28 | pdb_00008hpv | 8HPV | EM | 2.65 A | A/B/C | 14 | 1147 | Spike protein S2' | fab L4.65 | fab L5.34 | fab L5.34 | fab L4.65 |
| 29 | pdb_0000 7swx | 7SWX | EM | 3.13 A | A/B/C | 14 | 1146 | Spike glycoprotein | SARS2-57 Fv heavy chain | SARS2-57 Fv light chain | - | - |
| 30 | pdb_00007xy3 | 7XY3 | EM | 4.60 A | A/B/C | 14 | 1145 | Spike glycoprotein | VHH14 | - | - | - |
| 31 | pdb_00007xy4 | 7XY4 | EM | 3.30 A | A/B/C | 14 | 1145 | Spike glycoprotein | VHH21 | - | - | - |
| 32 | pdb_00007xtz | 7XTZ | EM | 2.80 A | A/B/C | 14 | 1141 | Spike glycoprotein | - | - | - | - |
| 33 | pdb_00007xu0 | 7XU0 | EM | 2.90 A | A/B/C | 14 | 1141 | Spike glycoprotein | - | - | - | - |
| 34 | pdb_00007cn9 | 7CN9 | EM | 4.70 A | A/B/C | 14 | 1140 | Spike glycoprotein | - | - | - | - |
| 35 | pdb_00007xu2 | 7XU2 | EM | 3.20 A | A/B/C | 14 | 1140 | Spike glycoprotein | - | - | - | - |
| 36 | pdb_00007xu3 | 7XU3 | EM | 3.00 A | A/B/C | 14 | 1140 | Spike glycoprotein | - | - | - | - |
| 37 | pdb_00007xu4 | 7XU4 | EM | 3.20 A | A/B/C | 14 | 1140 | Spike glycoprotein | - | - | - | - |
| 38 | pdb_00007xu5 | 7XU5 | EM | 3.10 A | A/B/C | 14 | 1140 | Spike glycoprotein | - | - | - | - |
| 39 | pdb_00007xu6 | 7XU6 | EM | 2.90 A | A/B/C | 14 | 1140 | Spike glycoprotein | - | - | - | - |
| 40 | pdb_00007tpr | 7TPR | EM | 2.39 A | A/B/C | 15 | 1159 | Spike glycoprotein | Nanobody 8A2 | Nanobody 7A3 | - | - |
| 41 | pdb_00008cyd | 8CYD | EM | 2.60 A | A/B/C | 15 | 1157 | Spike glycoprotein | Pan-sarbecovirus nanobody 2-45 | - | - | - |
| 42 | pdb_00007zjl | 7ZJL | EM | 2.60 A | A/B/C | 15 | 1146 | Spike glycoprotein | REGN10987 Fab homologue (Light chain) | REGN10987 Fab homologue (Heavy chain) | - | - |
| 43 | pdb_00008d8q | 8D8Q | EM | 4.20 A | A | 16 | 1175 | Spike glycoprotein | 2130 heavy chain | 2130 light chain | 2196 light chain | 2196 heavy chain |
| 44 | pdb_00008d8r | 8D8R | EM | 4.10 A | A | 16 | 1175 | Spike glycoprotein | 2196 light chain | 2196 heavy chain | - | - |
| 45 | pdb_0000 8h7l | 8H7L | EM | 2.44 A | A/B/C | 18 | 1143 | Spike glycoprotein | BA7535 fab heavy chain | BA7535 fab light chain | - | - |
| 46 | pdb_00007n9t | 7N9T | EM | 3.18 A | A/B/C | 25 | 1147 | Spike glycoprotein | Nanobody Nb17 | - | - | - |
| 47 | pdb_00008c1v | 8C1V | EM | 2.90 A | A/B/C | 26 | 1149 | Spike glycoprotein | Sb92 | - | - | - |
| 48 | pdb_00008c2r | 8C2R | EM | 2.56 A | A/B/C | 26 | 1147 | Spike glycoprotein | CAB-A17 antibody (LC) | CAB-A17 antibody (HC) | - | - |
| 49 | pdb_00007xdk | 7XDK | EM | 3.20 A | A/B/C | 26 | 1143 | Spike glycoprotein | BA7125 fab | BA7125 fab | BA7054 fab | BA7054 fab |
| 50 | pdb_00007xdl | 7XDL | EM | 3.08 A | A/B/C | 26 | 1143 | Spike glycoprotein | BA7125 fab | BA7125 fab | BA7208 fab | BA7208 fab |
| 51 | pdb_00007dzx | 7DZX | EM | 3.53 A | A/B/C | 27 | 1147 | Spike glycoprotein | Fab heavy chain of enhancing antibody | Fab light chain of enhancing antibody | - | - |
| 52 | pdb_00007e9n | 7E9N | EM | 3.69 A | A/B/C | 27 | 1147 | Spike glycoprotein | Light chain of 35B5 Fab | Heavy chain of 35B5 Fab | - | - |
| 53 | pdb_00007l02 | 7L02 | EM | 3.20 A | A/B/C | 27 | 1147 | Spike glycoprotein | 2G12 heavy chain | 2G12 light chain | - | - |
| 54 | pdb_00007l06 | 7L06 | EM | 3.30 A | A/B/C | 27 | 1147 | Spike glycoprotein | 2G12 heavy chain | 2G12 light chain | - | - |
| 55 | pdb_00007l09 | 7L09 | EM | 3.10 A | A/B/C | 27 | 1147 | Spike glycoprotein | 2G12 heavy chain | 2G12 light chain | - | - |
| 56 | pdb_00007laa | 7LAA | EM | 3.42 A | A/B/C | 27 | 1147 | Spike glycoprotein | DH1041 heavy chain | DH1041 light chain | - | - |
| 57 | pdb_00007lab | 7LAB | EM | 2.97 A | A/B/C | 27 | 1147 | Spike glycoprotein | DH1052 light chain | DH1052 heavy chain | - | - |
| 58 | pdb_00007lcn | 7LCN | EM | 3.35 A | A/C/K | 27 | 1147 | Spike glycoprotein | DH1050.1 heavy chain | DH1050.1 light chain | - | - |
| 59 | pdb_00007ld1 | 7LD1 | EM | 3.40 A | A/B/C | 27 | 1147 | Spike glycoprotein | DH1047 heavy chain | DH1047 light chain | - | - |
| 60 | pdb_00007mkl | 7MKL | EM | 3.20 A | A/B/C | 27 | 1147 | Spike glycoprotein | SARS2-38 Fv heavy chain | SARS2-38 Fv light chain | - | - |
| 61 | pdb_00007tht | 7THT | EM | 3.42 A | C/S/V | 27 | 1147 | Spike glycoprotein | DH1042 heavy chain | DH1042 light chain | - | - |
| 62 | pdb_00007vhk | 7VHK | EM | 3.60 A | A/B/C | 27 | 1147 | Spike glycoprotein | - | - | - | - |
| 63 | pdb_00007y42 | 7Y42 | EM | 3.45 A | A/B/D | 27 | 1147 | Spike glycoprotein | - | - | - | - |
| 64 | pdb_00008epn | 8EPN | EM | 2.80 A | A/B/C | 27 | 1147 | Spike glycoprotein | - | - | - | - |
| 65 | pdb_00008epp | 8EPP | EM | 3.10 A | A/B/C | 27 | 1147 | Spike glycoprotein | - | - | - | - |
| 66 | pdb_00008epq | 8EPQ | EM | 3.30 A | A/B/C | 27 | 1147 | Spike glycoprotein | - | - | - | - |
| 67 | pdb_00007wbh | 7WBH | EM | 3.70 A | A/B/C | 27 | 1146 | Spike glycoprotein | Heavy chain of hu33 | Light chain of hu33 | Light chain of hu33 | - |
| 68 | pdb_00007whb | 7WHB | EM | 2.67 A | A/B/C | 27 | 1146 | Spike glycoprotein | Antibody ZB8 heavy chain | Antibody ZB8 light chain | - | - |
| 69 | pdb_00007whd | 7WHD | EM | 2.65 A | A/B/C | 27 | 1146 | Spike glycoprotein | Antibody ZB8 heavy chain | Antibody ZB8 light chain | - | - |
| 70 | pdb_00008khc | 8KHC | EM | 3.00 A | A/B/C | 27 | 1146 | Spike glycoprotein | Heavy chain of 5817 Fab | Light chain of 5817 Fab | - | - |
| 71 | pdb_00008w4f | 8W4F | EM | 4.20 A | A/B/C | 27 | 1146 | Spike glycoprotein | Tribody | - | - | - |
| 72 | pdb_00008ywx | 8YWX | EM | 3.40 A | A | 27 | 1146 | Spike glycoprotein | H4B6 Fab's heavy chain | H4B6 Fab's light chain | - | - |
| 73 | pdb_00008j1v | 8J1V | EM | 3.01 A | A/B/E | 27 | 1141 | Spike glycoprotein | Spike protein S2' | 8-9D heavy chain | 8-9D light chain | - |
| 74 | pdb_00008cin | 8CIN | EM | 2.70 A | A/B/C | 28 | 1147 | Spike glycoprotein | BA.4/5-5 fab HEAVY CHAIN | BA.4/5-5 fab LIGHT CHAIN | - | - |
| 75 | pdb_00008xlv | 8XLV | EM | 3.07 A | A/B/C | 28 | 1147 | Spike glycoprotein | - | - | - | - |