| Show | PDB | Class | SubFamily | Type | SubType | Species | Orthosteric Ligand | Other Ligand(s) | Protein Partners | Resolution | Date | DOI |
| 6DDE | A | Peptide | Opioid | MOP | Mus Musculus | Damgo | - | Gi1/Beta1/Gamma2 | 3.5 | 2018-06-13 | doi.org/10.1038/s41586-018-0219-7 |
|

A 2D representation of the interactions of MEA in 6DDE colored according to ConSurf Conservation Grade (See documentation):
(Click to enlarge 🔍) | | Node1 | Node2 | LinkStrength | Comm | IsNode1Hub? | IsNode2Hub? | Node1Cons | Node2Cons | Node1Shell | Node2Shell | | L:L:?2 | L:L:G3 | 6.94 | 1 | Yes | No | 0 | 0 | 2 | 1 | | L:L:?2 | R:R:W318 | 9.25 | 1 | Yes | Yes | 0 | 5 | 2 | 2 | | L:L:?4 | L:L:G3 | 8.82 | 1 | Yes | No | 0 | 0 | 0 | 1 | | L:L:?4 | L:L:?5 | 20.99 | 1 | Yes | No | 0 | 0 | 0 | 1 | | L:L:?4 | R:R:Q124 | 9.15 | 1 | Yes | No | 0 | 6 | 0 | 1 | | L:L:?4 | R:R:W133 | 3.91 | 1 | Yes | Yes | 0 | 8 | 0 | 1 | | L:L:?4 | R:R:I144 | 13.49 | 1 | Yes | Yes | 0 | 5 | 0 | 1 | | L:L:?4 | R:R:C217 | 2.73 | 1 | Yes | Yes | 0 | 9 | 0 | 1 | | L:L:?5 | R:R:K303 | 5.74 | 1 | No | No | 0 | 4 | 1 | 2 | | L:L:?5 | R:R:W318 | 6.18 | 1 | No | Yes | 0 | 5 | 1 | 2 | | R:R:L121 | R:R:Y75 | 7.03 | 1 | Yes | Yes | 7 | 7 | 2 | 2 | | R:R:Q124 | R:R:Y75 | 5.64 | 1 | No | Yes | 6 | 7 | 1 | 2 | | R:R:L121 | R:R:Q124 | 2.66 | 1 | Yes | No | 7 | 6 | 2 | 1 | | R:R:F123 | R:R:W133 | 5.01 | 1 | No | Yes | 6 | 8 | 2 | 1 | | R:R:F123 | R:R:F135 | 6.43 | 1 | No | No | 6 | 7 | 2 | 2 | | R:R:F123 | R:R:V143 | 13.11 | 1 | No | No | 6 | 5 | 2 | 2 | | R:R:N127 | R:R:W133 | 6.78 | 0 | No | Yes | 6 | 8 | 2 | 1 | | R:R:F135 | R:R:W133 | 13.03 | 1 | No | Yes | 7 | 8 | 2 | 1 | | R:R:G136 | R:R:W133 | 2.81 | 0 | No | Yes | 7 | 8 | 2 | 1 | | R:R:V143 | R:R:W133 | 7.36 | 1 | No | Yes | 5 | 8 | 2 | 1 | | R:R:C217 | R:R:W133 | 22.2 | 1 | Yes | Yes | 9 | 8 | 1 | 1 | | R:R:C140 | R:R:C217 | 7.28 | 0 | No | Yes | 9 | 9 | 2 | 1 | | R:R:A206 | R:R:I144 | 4.87 | 0 | No | Yes | 4 | 5 | 2 | 1 | | R:R:C217 | R:R:I144 | 3.27 | 1 | Yes | Yes | 9 | 5 | 1 | 1 | | R:R:I144 | R:R:L219 | 4.28 | 1 | Yes | No | 5 | 5 | 1 | 2 | | R:R:K303 | R:R:W318 | 3.48 | 1 | No | Yes | 4 | 5 | 2 | 2 | |
| Statistics | Value |
|---|
| Average Number Of Links | 6.00 | | Average Number Of Links With An Hub | 3.00 | | Average Interaction Strength | 9.85 | | Average Nodes In Shell | 20.00 | | Average Hubs In Shell | 8.00 | | Average Links In Shell | 26.00 | | Average Links Mediated by Hubs In Shell | 23.00 |
|  Physico-chemical properties of the nodes interacting with this ligand (click to enlarge 🔍) |  Location of the nodes interacting with this ligand (click to enlarge 🔍) |
|
| Show | PDB | Class | SubFamily | Type | SubType | Species | Orthosteric Ligand | Other Ligand(s) | Protein Partners | Resolution | Date | DOI |
| 6DDF | A | Peptide | Opioid | MOP | Mus Musculus | Damgo | - | Gi1/Beta1/Gamma2 | 3.5 | 2018-06-13 | doi.org/10.1038/s41586-018-0219-7 |
|

A 2D representation of the interactions of MEA in 6DDF colored according to ConSurf Conservation Grade (See documentation):
(Click to enlarge 🔍) | | Node1 | Node2 | LinkStrength | Comm | IsNode1Hub? | IsNode2Hub? | Node1Cons | Node2Cons | Node1Shell | Node2Shell | | R:R:Q124 | R:R:Y75 | 4.51 | 1 | Yes | Yes | 6 | 7 | 1 | 2 | | R:R:I322 | R:R:Y75 | 7.25 | 1 | Yes | Yes | 5 | 7 | 2 | 2 | | R:R:Q124 | R:R:T120 | 4.25 | 1 | Yes | No | 6 | 6 | 1 | 2 | | R:R:F123 | R:R:W133 | 2 | 1 | No | Yes | 6 | 8 | 2 | 1 | | R:R:F123 | R:R:F135 | 11.79 | 1 | No | Yes | 6 | 7 | 2 | 2 | | R:R:F123 | R:R:V143 | 5.24 | 1 | No | No | 6 | 5 | 2 | 1 | | R:R:D147 | R:R:Q124 | 2.61 | 1 | Yes | Yes | 6 | 6 | 1 | 1 | | L:L:?4 | R:R:Q124 | 6.86 | 1 | Yes | Yes | 0 | 6 | 0 | 1 | | R:R:N127 | R:R:W133 | 6.78 | 0 | No | Yes | 6 | 8 | 2 | 1 | | R:R:F135 | R:R:W133 | 19.04 | 1 | Yes | Yes | 7 | 8 | 2 | 1 | | R:R:C140 | R:R:W133 | 6.53 | 1 | Yes | Yes | 9 | 8 | 2 | 1 | | R:R:V143 | R:R:W133 | 7.36 | 1 | No | Yes | 5 | 8 | 1 | 1 | | R:R:C217 | R:R:W133 | 20.89 | 1 | Yes | Yes | 9 | 8 | 1 | 1 | | L:L:?4 | R:R:W133 | 4.89 | 1 | Yes | Yes | 0 | 8 | 0 | 1 | | R:R:C140 | R:R:I144 | 3.27 | 1 | Yes | Yes | 9 | 5 | 2 | 1 | | R:R:C140 | R:R:C217 | 7.28 | 1 | Yes | Yes | 9 | 9 | 2 | 1 | | L:L:?4 | R:R:V143 | 3.84 | 1 | Yes | No | 0 | 5 | 0 | 1 | | R:R:I144 | R:R:Y148 | 2.42 | 1 | Yes | Yes | 5 | 4 | 1 | 2 | | R:R:A206 | R:R:I144 | 6.5 | 1 | No | Yes | 4 | 5 | 2 | 1 | | R:R:C217 | R:R:I144 | 3.27 | 1 | Yes | Yes | 9 | 5 | 1 | 1 | | R:R:I144 | R:R:L219 | 2.85 | 1 | Yes | No | 5 | 5 | 1 | 2 | | L:L:?4 | R:R:I144 | 11.04 | 1 | Yes | Yes | 0 | 5 | 0 | 1 | | R:R:D147 | R:R:Y148 | 3.45 | 1 | Yes | Yes | 6 | 4 | 1 | 2 | | R:R:D147 | R:R:Y326 | 5.75 | 1 | Yes | No | 6 | 7 | 1 | 2 | | L:L:?4 | R:R:D147 | 3.5 | 1 | Yes | Yes | 0 | 6 | 0 | 1 | | L:L:Y1 | R:R:Y148 | 6.95 | 1 | Yes | Yes | 0 | 4 | 2 | 2 | | R:R:A206 | R:R:L219 | 3.15 | 1 | No | No | 4 | 5 | 2 | 2 | | L:L:?4 | R:R:C217 | 4.09 | 1 | Yes | Yes | 0 | 9 | 0 | 1 | | R:R:I296 | R:R:I322 | 2.94 | 1 | Yes | Yes | 6 | 5 | 2 | 2 | | L:L:Y1 | R:R:I296 | 3.63 | 1 | Yes | Yes | 0 | 6 | 2 | 2 | | L:L:?2 | R:R:I296 | 2.9 | 1 | Yes | Yes | 0 | 6 | 1 | 2 | | R:R:K303 | R:R:W318 | 3.48 | 1 | No | Yes | 4 | 5 | 2 | 2 | | L:L:?5 | R:R:K303 | 5.74 | 1 | Yes | No | 0 | 4 | 1 | 2 | | L:L:?2 | R:R:W318 | 10.4 | 1 | Yes | Yes | 0 | 5 | 1 | 2 | | L:L:?5 | R:R:W318 | 7.73 | 1 | Yes | Yes | 0 | 5 | 1 | 2 | | R:R:I322 | R:R:Y326 | 2.42 | 1 | Yes | No | 5 | 7 | 2 | 2 | | L:L:?2 | R:R:I322 | 5.79 | 1 | Yes | Yes | 0 | 5 | 1 | 2 | | L:L:G3 | R:R:I322 | 1.76 | 1 | No | Yes | 0 | 5 | 1 | 2 | | L:L:?2 | L:L:Y1 | 11.89 | 1 | Yes | Yes | 0 | 0 | 1 | 2 | | L:L:?2 | L:L:G3 | 6.94 | 1 | Yes | No | 0 | 0 | 1 | 1 | | L:L:?2 | L:L:?4 | 4.83 | 1 | Yes | Yes | 0 | 0 | 1 | 0 | | L:L:?2 | L:L:?5 | 7.63 | 1 | Yes | Yes | 0 | 0 | 1 | 1 | | L:L:?4 | L:L:G3 | 5.88 | 1 | Yes | No | 0 | 0 | 0 | 1 | | L:L:?4 | L:L:?5 | 20.99 | 1 | Yes | Yes | 0 | 0 | 0 | 1 | |
| Statistics | Value |
|---|
| Average Number Of Links | 9.00 | | Average Number Of Links With An Hub | 7.00 | | Average Interaction Strength | 7.32 | | Average Nodes In Shell | 25.00 | | Average Hubs In Shell | 16.00 | | Average Links In Shell | 44.00 | | Average Links Mediated by Hubs In Shell | 42.00 |
|  Physico-chemical properties of the nodes interacting with this ligand (click to enlarge 🔍) |  Location of the nodes interacting with this ligand (click to enlarge 🔍) |
|
| Show | PDB | Class | SubFamily | Type | SubType | Species | Orthosteric Ligand | Other Ligand(s) | Protein Partners | Resolution | Date | DOI |
| 7F8X | A | Peptide | Cholecystokinin | CCKA | Homo Sapiens | NN9056 | - | - | 3 | 2021-12-29 | doi.org/10.1038/s41589-021-00866-8 |
|

A 2D representation of the interactions of MEA in 7F8X colored according to ConSurf Conservation Grade (See documentation):
(Click to enlarge 🔍) | | Node1 | Node2 | LinkStrength | Comm | IsNode1Hub? | IsNode2Hub? | Node1Cons | Node2Cons | Node1Shell | Node2Shell | | R:R:C94 | R:R:M121 | 8.1 | 0 | No | Yes | 7 | 7 | 2 | 1 | | R:R:L356 | R:R:N98 | 9.61 | 1 | No | No | 6 | 7 | 1 | 2 | | R:R:N98 | R:R:Y360 | 15.12 | 0 | No | Yes | 7 | 7 | 2 | 2 | | R:R:T118 | R:R:Y176 | 3.75 | 0 | No | Yes | 6 | 7 | 2 | 1 | | L:L:?6 | R:R:M121 | 4.01 | 1 | Yes | Yes | 0 | 7 | 1 | 1 | | L:L:?8 | R:R:M121 | 8.5 | 1 | Yes | Yes | 0 | 7 | 0 | 1 | | L:L:?9 | R:R:M121 | 14.07 | 1 | Yes | Yes | 0 | 7 | 1 | 1 | | R:R:F198 | R:R:Y176 | 19.6 | 1 | Yes | Yes | 5 | 7 | 2 | 1 | | R:R:W209 | R:R:Y176 | 7.72 | 1 | Yes | Yes | 8 | 7 | 2 | 1 | | L:L:?7 | R:R:Y176 | 7.89 | 1 | Yes | Yes | 0 | 7 | 1 | 1 | | L:L:?8 | R:R:Y176 | 10.07 | 1 | Yes | Yes | 0 | 7 | 0 | 1 | | R:R:F198 | R:R:W209 | 4.01 | 1 | Yes | Yes | 5 | 8 | 2 | 2 | | L:L:?7 | R:R:F198 | 4.55 | 1 | Yes | Yes | 0 | 5 | 1 | 2 | | R:R:H210 | R:R:W209 | 4.23 | 0 | Yes | Yes | 6 | 8 | 2 | 2 | | R:R:L213 | R:R:W209 | 15.94 | 0 | No | Yes | 7 | 8 | 2 | 2 | | R:R:H210 | R:R:N333 | 7.65 | 0 | Yes | Yes | 6 | 7 | 2 | 1 | | R:R:F330 | R:R:L213 | 4.87 | 0 | Yes | No | 7 | 7 | 1 | 2 | | R:R:F218 | R:R:F330 | 16.08 | 0 | No | Yes | 8 | 7 | 2 | 1 | | R:R:F330 | R:R:W326 | 4.01 | 0 | Yes | Yes | 7 | 8 | 1 | 2 | | R:R:I329 | R:R:N333 | 7.08 | 1 | No | Yes | 7 | 7 | 1 | 1 | | R:R:I329 | R:R:L356 | 4.28 | 1 | No | No | 7 | 6 | 1 | 1 | | L:L:?8 | R:R:I329 | 3.68 | 1 | Yes | No | 0 | 7 | 0 | 1 | | L:L:?8 | R:R:F330 | 10.46 | 1 | Yes | Yes | 0 | 7 | 0 | 1 | | L:L:W5 | R:R:N333 | 6.78 | 1 | Yes | Yes | 0 | 7 | 2 | 1 | | L:L:?7 | R:R:N333 | 7.18 | 1 | Yes | Yes | 0 | 7 | 1 | 1 | | L:L:?8 | R:R:N333 | 5.9 | 1 | Yes | Yes | 0 | 7 | 0 | 1 | | L:L:?8 | R:R:L356 | 4.76 | 1 | Yes | No | 0 | 6 | 0 | 1 | | L:L:?9 | R:R:Y360 | 5.83 | 1 | Yes | Yes | 0 | 7 | 1 | 2 | | L:L:?2 | L:L:?6 | 8.76 | 1 | Yes | Yes | 0 | 0 | 2 | 1 | | L:L:?6 | L:L:W5 | 9.69 | 1 | Yes | Yes | 0 | 0 | 1 | 2 | | L:L:?6 | L:L:?7 | 23.48 | 1 | Yes | Yes | 0 | 0 | 1 | 1 | | L:L:?6 | L:L:?8 | 11.25 | 1 | Yes | Yes | 0 | 0 | 1 | 0 | | L:L:?7 | L:L:?8 | 34.66 | 1 | Yes | Yes | 0 | 0 | 1 | 0 | | L:L:?7 | L:L:?9 | 5.15 | 1 | Yes | Yes | 0 | 0 | 1 | 1 | | L:L:?8 | L:L:?9 | 20.71 | 1 | Yes | Yes | 0 | 0 | 0 | 1 | | R:R:F330 | R:R:L214 | 2.44 | 0 | Yes | No | 7 | 7 | 1 | 2 | |
| Statistics | Value |
|---|
| Average Number Of Links | 9.00 | | Average Number Of Links With An Hub | 7.00 | | Average Interaction Strength | 12.22 | | Average Nodes In Shell | 23.00 | | Average Hubs In Shell | 15.00 | | Average Links In Shell | 36.00 | | Average Links Mediated by Hubs In Shell | 34.00 |
|  Physico-chemical properties of the nodes interacting with this ligand (click to enlarge 🔍) |  Location of the nodes interacting with this ligand (click to enlarge 🔍) |
|
| Show | PDB | Class | SubFamily | Type | SubType | Species | Orthosteric Ligand | Other Ligand(s) | Protein Partners | Resolution | Date | DOI |
| 7Y65 | A | Peptide | Complement Peptide | C5A1 | Homo Sapiens | C5a peptide | - | Gi1/Beta1/Gamma2 | 3.2 | 2023-03-01 | doi.org/10.1038/s41422-023-00779-2 |
|

A 2D representation of the interactions of MEA in 7Y65 colored according to ConSurf Conservation Grade (See documentation):
(Click to enlarge 🔍) | | Node1 | Node2 | LinkStrength | Comm | IsNode1Hub? | IsNode2Hub? | Node1Cons | Node2Cons | Node1Shell | Node2Shell | | L:L:?1 | L:L:K2 | 6.1 | 19 | Yes | No | 0 | 0 | 0 | 1 | | L:L:?1 | L:L:P3 | 2.84 | 19 | Yes | No | 0 | 0 | 0 | 1 | | L:L:?1 | R:R:V176 | 2.58 | 19 | Yes | No | 0 | 4 | 0 | 1 | | L:L:?1 | R:R:R178 | 18.92 | 19 | Yes | No | 0 | 2 | 0 | 1 | | L:L:?1 | R:R:L187 | 10.78 | 19 | Yes | No | 0 | 4 | 0 | 1 | | L:L:?1 | R:R:G189 | 5.92 | 19 | Yes | No | 0 | 4 | 0 | 1 | | L:L:?1 | R:R:D191 | 17.61 | 19 | Yes | No | 0 | 4 | 0 | 1 | | L:L:?1 | R:R:P270 | 2.84 | 19 | Yes | No | 0 | 3 | 0 | 1 | | L:L:K2 | R:R:E199 | 6.75 | 0 | No | No | 0 | 4 | 1 | 2 | | L:L:K2 | R:R:F275 | 8.69 | 0 | No | Yes | 0 | 3 | 1 | 2 | | L:L:P3 | R:R:L187 | 9.85 | 19 | No | No | 0 | 4 | 1 | 1 | | R:R:R178 | R:R:V176 | 9.15 | 19 | No | No | 2 | 4 | 1 | 1 | | R:R:F275 | R:R:P270 | 10.11 | 0 | Yes | No | 3 | 3 | 2 | 1 | | R:R:E269 | R:R:P270 | 1.57 | 0 | No | No | 3 | 3 | 2 | 1 | | L:L:P3 | R:R:H100 | 1.53 | 19 | No | No | 0 | 4 | 1 | 2 | |
| Statistics | Value |
|---|
| Average Number Of Links | 8.00 | | Average Number Of Links With An Hub | 0.00 | | Average Interaction Strength | 8.45 | | Average Nodes In Shell | 13.00 | | Average Hubs In Shell | 2.00 | | Average Links In Shell | 15.00 | | Average Links Mediated by Hubs In Shell | 10.00 |
|  Physico-chemical properties of the nodes interacting with this ligand (click to enlarge 🔍) |  Location of the nodes interacting with this ligand (click to enlarge 🔍) |
|
| Show | PDB | Class | SubFamily | Type | SubType | Species | Orthosteric Ligand | Other Ligand(s) | Protein Partners | Resolution | Date | DOI |
| 7Y67 | A | Peptide | Complement Peptide | C5A1 | Homo Sapiens | C089 peptide | - | Gi1/Beta1/Gamma2 | 2.8 | 2023-03-01 | doi.org/10.1038/s41422-023-00779-2 |
|

A 2D representation of the interactions of MEA in 7Y67 colored according to ConSurf Conservation Grade (See documentation):
(Click to enlarge 🔍) | | Node1 | Node2 | LinkStrength | Comm | IsNode1Hub? | IsNode2Hub? | Node1Cons | Node2Cons | Node1Shell | Node2Shell | | R:R:G189 | R:R:R175 | 4.5 | 0 | No | Yes | 4 | 5 | 1 | 2 | | R:R:D191 | R:R:V176 | 4.38 | 0 | No | No | 4 | 4 | 1 | 2 | | L:L:?1 | R:R:R178 | 5.26 | 0 | Yes | No | 0 | 2 | 0 | 1 | | L:L:?1 | R:R:L187 | 5.99 | 0 | Yes | No | 0 | 4 | 0 | 1 | | L:L:?1 | R:R:G189 | 2.96 | 0 | Yes | No | 0 | 4 | 0 | 1 | | R:R:D191 | R:R:S193 | 2.94 | 0 | No | No | 4 | 4 | 1 | 2 | | L:L:?1 | R:R:D191 | 3.52 | 0 | Yes | No | 0 | 4 | 0 | 1 | | L:L:K2 | R:R:E199 | 5.4 | 30 | Yes | No | 0 | 4 | 1 | 2 | | R:R:F275 | R:R:K279 | 7.44 | 30 | Yes | No | 3 | 4 | 2 | 2 | | L:L:K2 | R:R:F275 | 2.48 | 30 | Yes | Yes | 0 | 3 | 1 | 2 | | L:L:K2 | R:R:K279 | 2.87 | 30 | Yes | No | 0 | 4 | 1 | 2 | | L:L:P3 | R:R:K279 | 3.35 | 0 | No | No | 0 | 4 | 1 | 2 | | L:L:?1 | L:L:K2 | 9.76 | 0 | Yes | Yes | 0 | 0 | 0 | 1 | | L:L:?1 | L:L:P3 | 4.26 | 0 | Yes | No | 0 | 0 | 0 | 1 | |
| Statistics | Value |
|---|
| Average Number Of Links | 6.00 | | Average Number Of Links With An Hub | 1.00 | | Average Interaction Strength | 5.29 | | Average Nodes In Shell | 13.00 | | Average Hubs In Shell | 4.00 | | Average Links In Shell | 14.00 | | Average Links Mediated by Hubs In Shell | 11.00 |
|  Physico-chemical properties of the nodes interacting with this ligand (click to enlarge 🔍) |  Location of the nodes interacting with this ligand (click to enlarge 🔍) |
|
| Show | PDB | Class | SubFamily | Type | SubType | Species | Orthosteric Ligand | Other Ligand(s) | Protein Partners | Resolution | Date | DOI |
| 8EFQ | A | Peptide | Opioid | MOP | Homo Sapiens | Damgo | - | Gi1/Beta1/Gamma2 | 3.3 | 2022-11-09 | doi.org/10.1016/j.cell.2022.09.041 |
|

A 2D representation of the interactions of MEA in 8EFQ colored according to ConSurf Conservation Grade (See documentation):
(Click to enlarge 🔍) | | Node1 | Node2 | LinkStrength | Comm | IsNode1Hub? | IsNode2Hub? | Node1Cons | Node2Cons | Node1Shell | Node2Shell | | L:L:?2 | L:L:Y1 | 10.73 | 2 | Yes | Yes | 0 | 0 | 1 | 2 | | L:L:Y1 | R:R:I298 | 3.63 | 2 | Yes | No | 0 | 6 | 2 | 2 | | L:L:?2 | L:L:G3 | 6.96 | 2 | Yes | No | 0 | 0 | 1 | 1 | | L:L:?2 | L:L:?4 | 2.44 | 2 | Yes | Yes | 0 | 0 | 1 | 0 | | L:L:?2 | R:R:I298 | 5.81 | 2 | Yes | No | 0 | 6 | 1 | 2 | | L:L:?2 | R:R:W320 | 5.79 | 2 | Yes | Yes | 0 | 4 | 1 | 2 | | L:L:?2 | R:R:I324 | 7.26 | 2 | Yes | Yes | 0 | 5 | 1 | 2 | | L:L:?4 | L:L:G3 | 10.36 | 2 | Yes | No | 0 | 0 | 0 | 1 | | L:L:G3 | R:R:Q126 | 3.29 | 2 | No | Yes | 0 | 6 | 1 | 1 | | L:L:?4 | L:L:?5 | 27.45 | 2 | Yes | No | 0 | 0 | 0 | 1 | | L:L:?4 | R:R:Q126 | 9.21 | 2 | Yes | Yes | 0 | 6 | 0 | 1 | | L:L:?4 | R:R:N129 | 3.56 | 2 | Yes | No | 0 | 4 | 0 | 1 | | L:L:?4 | R:R:V145 | 3.87 | 2 | Yes | Yes | 0 | 5 | 0 | 1 | | R:R:F125 | R:R:W135 | 4.01 | 2 | Yes | Yes | 6 | 8 | 2 | 2 | | R:R:F125 | R:R:L141 | 2.44 | 2 | Yes | No | 6 | 5 | 2 | 2 | | R:R:F125 | R:R:V145 | 6.55 | 2 | Yes | Yes | 6 | 5 | 2 | 1 | | R:R:I324 | R:R:Q126 | 6.86 | 2 | Yes | Yes | 5 | 6 | 2 | 1 | | R:R:Q126 | R:R:Y328 | 6.76 | 2 | Yes | Yes | 6 | 7 | 1 | 2 | | R:R:V145 | R:R:W135 | 4.9 | 2 | Yes | Yes | 5 | 8 | 1 | 2 | | R:R:L141 | R:R:V145 | 2.98 | 2 | No | Yes | 5 | 5 | 2 | 1 | | R:R:I324 | R:R:Y328 | 2.42 | 2 | Yes | Yes | 5 | 7 | 2 | 2 | | L:L:?5 | R:R:T220 | 1.99 | 0 | No | No | 0 | 4 | 1 | 2 | |
| Statistics | Value |
|---|
| Average Number Of Links | 6.00 | | Average Number Of Links With An Hub | 3.00 | | Average Interaction Strength | 9.48 | | Average Nodes In Shell | 16.00 | | Average Hubs In Shell | 10.00 | | Average Links In Shell | 22.00 | | Average Links Mediated by Hubs In Shell | 21.00 |
|  Physico-chemical properties of the nodes interacting with this ligand (click to enlarge 🔍) |  Location of the nodes interacting with this ligand (click to enlarge 🔍) |
|
| Show | PDB | Class | SubFamily | Type | SubType | Species | Orthosteric Ligand | Other Ligand(s) | Protein Partners | Resolution | Date | DOI |
| 8HPT | A | Peptide | Complement Peptide | C5A1 | Mus Musculus | C5a anaphylatoxin C-terminal peptide | - | Go/Beta1/Gamma2 | 3.39 | 2023-10-18 | doi.org/10.1016/j.cell.2023.09.020 |
|

A 2D representation of the interactions of MEA in 8HPT colored according to ConSurf Conservation Grade (See documentation):
(Click to enlarge 🔍) | | Node1 | Node2 | LinkStrength | Comm | IsNode1Hub? | IsNode2Hub? | Node1Cons | Node2Cons | Node1Shell | Node2Shell | | L:L:?1 | L:L:K2 | 8.54 | 2 | No | No | 0 | 0 | 0 | 1 | | L:L:?1 | L:L:P3 | 2.84 | 2 | No | Yes | 0 | 0 | 0 | 1 | | L:L:K2 | L:L:P3 | 5.02 | 2 | No | Yes | 0 | 0 | 1 | 1 | | L:L:?4 | L:L:P3 | 4.63 | 2 | Yes | Yes | 0 | 0 | 2 | 1 | | L:L:P3 | R:R:E280 | 6.29 | 2 | Yes | No | 0 | 3 | 1 | 2 | | L:L:?1 | R:R:E176 | 2.29 | 2 | No | No | 0 | 3 | 0 | 1 | |
| Statistics | Value |
|---|
| Average Number Of Links | 3.00 | | Average Number Of Links With An Hub | 1.00 | | Average Interaction Strength | 4.56 | | Average Nodes In Shell | 6.00 | | Average Hubs In Shell | 2.00 | | Average Links In Shell | 6.00 | | Average Links Mediated by Hubs In Shell | 4.00 |
|  Physico-chemical properties of the nodes interacting with this ligand (click to enlarge 🔍) |  Location of the nodes interacting with this ligand (click to enlarge 🔍) |
|
| Show | PDB | Class | SubFamily | Type | SubType | Species | Orthosteric Ligand | Other Ligand(s) | Protein Partners | Resolution | Date | DOI |
| 8K9K | A | Peptide | Opioid | MOP | Homo Sapiens | Damgo | - | Gi3/Beta1/Gamma1 | 2.98 | 2024-05-29 | doi.org/10.1038/s41467-024-47792-6 |
|

A 2D representation of the interactions of MEA in 8K9K colored according to ConSurf Conservation Grade (See documentation):
(Click to enlarge 🔍) | | Node1 | Node2 | LinkStrength | Comm | IsNode1Hub? | IsNode2Hub? | Node1Cons | Node2Cons | Node1Shell | Node2Shell | | L:L:?2 | L:L:G3 | 6.96 | 5 | Yes | No | 0 | 0 | 2 | 1 | | L:L:?2 | L:L:?5 | 7.59 | 5 | Yes | No | 0 | 0 | 2 | 1 | | L:L:?4 | L:L:G3 | 10.36 | 5 | Yes | No | 0 | 0 | 0 | 1 | | L:L:?4 | L:L:?5 | 22.6 | 5 | Yes | No | 0 | 0 | 0 | 1 | | L:L:?4 | R:R:Q126 | 11.52 | 5 | Yes | Yes | 0 | 6 | 0 | 1 | | L:L:?4 | R:R:I146 | 8.64 | 5 | Yes | Yes | 0 | 4 | 0 | 1 | | L:L:?4 | R:R:D149 | 4.7 | 5 | Yes | Yes | 0 | 5 | 0 | 1 | | L:L:?4 | R:R:T220 | 5.1 | 5 | Yes | No | 0 | 4 | 0 | 1 | | L:L:?5 | R:R:T220 | 3.97 | 5 | No | No | 0 | 4 | 1 | 1 | | R:R:Q126 | R:R:T122 | 5.67 | 5 | Yes | Yes | 6 | 6 | 1 | 2 | | R:R:D149 | R:R:T122 | 5.78 | 5 | Yes | Yes | 5 | 6 | 1 | 2 | | R:R:T122 | R:R:Y328 | 3.75 | 5 | Yes | Yes | 6 | 7 | 2 | 2 | | R:R:L123 | R:R:Q126 | 3.99 | 5 | Yes | Yes | 7 | 6 | 2 | 1 | | R:R:L123 | R:R:Y328 | 21.1 | 5 | Yes | Yes | 7 | 7 | 2 | 2 | | R:R:D149 | R:R:Q126 | 3.92 | 5 | Yes | Yes | 5 | 6 | 1 | 1 | | R:R:Q126 | R:R:Y328 | 5.64 | 5 | Yes | Yes | 6 | 7 | 1 | 2 | | R:R:I146 | R:R:V204 | 3.07 | 0 | Yes | No | 4 | 5 | 1 | 2 | | R:R:A208 | R:R:I146 | 4.87 | 0 | No | Yes | 5 | 4 | 2 | 1 | | R:R:C219 | R:R:I146 | 3.27 | 22 | No | Yes | 9 | 4 | 2 | 1 | | R:R:I146 | R:R:L221 | 2.85 | 0 | Yes | No | 4 | 4 | 1 | 2 | | R:R:D149 | R:R:Y328 | 4.6 | 5 | Yes | Yes | 5 | 7 | 1 | 2 | | R:R:D218 | R:R:T220 | 1.45 | 0 | No | No | 4 | 4 | 2 | 1 | |
| Statistics | Value |
|---|
| Average Number Of Links | 6.00 | | Average Number Of Links With An Hub | 3.00 | | Average Interaction Strength | 10.49 | | Average Nodes In Shell | 16.00 | | Average Hubs In Shell | 8.00 | | Average Links In Shell | 22.00 | | Average Links Mediated by Hubs In Shell | 20.00 |
|  Physico-chemical properties of the nodes interacting with this ligand (click to enlarge 🔍) |  Location of the nodes interacting with this ligand (click to enlarge 🔍) |
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| Show | PDB | Class | SubFamily | Type | SubType | Species | Orthosteric Ligand | Other Ligand(s) | Protein Partners | Resolution | Date | DOI |
| 8K9L | A | Peptide | Opioid | MOP | Homo Sapiens | Damgo | BMS-986122 | Gi3/Beta1/Gamma1 | 3.05 | 2024-05-29 | doi.org/10.1038/s41467-024-47792-6 |
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A 2D representation of the interactions of MEA in 8K9L colored according to ConSurf Conservation Grade (See documentation):
(Click to enlarge 🔍) | | Node1 | Node2 | LinkStrength | Comm | IsNode1Hub? | IsNode2Hub? | Node1Cons | Node2Cons | Node1Shell | Node2Shell | | L:L:?2 | L:L:Y1 | 14.31 | 6 | Yes | Yes | 0 | 0 | 1 | 2 | | L:L:?2 | L:L:G3 | 6.96 | 6 | Yes | No | 0 | 0 | 1 | 1 | | L:L:?2 | L:L:?4 | 4.87 | 6 | Yes | Yes | 0 | 0 | 1 | 0 | | L:L:?2 | L:L:?5 | 3.8 | 6 | Yes | No | 0 | 0 | 1 | 1 | | L:L:?2 | R:R:W320 | 13.9 | 6 | Yes | Yes | 0 | 4 | 1 | 2 | | L:L:?4 | L:L:G3 | 8.88 | 6 | Yes | No | 0 | 0 | 0 | 1 | | L:L:?4 | L:L:?5 | 20.99 | 6 | Yes | No | 0 | 0 | 0 | 1 | | L:L:?4 | R:R:Q126 | 14.97 | 6 | Yes | No | 0 | 6 | 0 | 1 | | L:L:?4 | R:R:V145 | 3.87 | 6 | Yes | No | 0 | 5 | 0 | 1 | | L:L:?4 | R:R:I146 | 8.64 | 6 | Yes | Yes | 0 | 4 | 0 | 1 | | L:L:?4 | R:R:C219 | 4.12 | 6 | Yes | Yes | 0 | 9 | 0 | 1 | | L:L:?5 | R:R:T220 | 3.97 | 6 | No | No | 0 | 4 | 1 | 2 | | R:R:Q126 | R:R:Y77 | 7.89 | 0 | No | Yes | 6 | 7 | 1 | 2 | | R:R:F125 | R:R:V145 | 3.93 | 0 | No | No | 6 | 5 | 2 | 1 | | R:R:C142 | R:R:W135 | 5.22 | 6 | No | Yes | 9 | 8 | 2 | 2 | | R:R:C219 | R:R:W135 | 6.53 | 6 | Yes | Yes | 9 | 8 | 1 | 2 | | R:R:C142 | R:R:C219 | 7.28 | 6 | No | Yes | 9 | 9 | 2 | 1 | | R:R:A208 | R:R:I146 | 3.25 | 0 | No | Yes | 5 | 4 | 2 | 1 | | R:R:C219 | R:R:I146 | 3.27 | 6 | Yes | Yes | 9 | 4 | 1 | 1 | | R:R:I146 | R:R:L221 | 4.28 | 6 | Yes | No | 4 | 4 | 1 | 2 | |
| Statistics | Value |
|---|
| Average Number Of Links | 7.00 | | Average Number Of Links With An Hub | 3.00 | | Average Interaction Strength | 9.48 | | Average Nodes In Shell | 17.00 | | Average Hubs In Shell | 8.00 | | Average Links In Shell | 20.00 | | Average Links Mediated by Hubs In Shell | 18.00 |
|  Physico-chemical properties of the nodes interacting with this ligand (click to enlarge 🔍) |  Location of the nodes interacting with this ligand (click to enlarge 🔍) |
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| Show | PDB | Class | SubFamily | Type | SubType | Species | Orthosteric Ligand | Other Ligand(s) | Protein Partners | Resolution | Date | DOI |
| 8Y72 | A | Peptide | Opioid | MOP | Homo Sapiens | Peptide | BMS-986122 | Gi1/Beta1/Gamma2 | 2.65 | 2025-08-06 | To be published |
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A 2D representation of the interactions of MEA in 8Y72 colored according to ConSurf Conservation Grade (See documentation):
(Click to enlarge 🔍) | | Node1 | Node2 | LinkStrength | Comm | IsNode1Hub? | IsNode2Hub? | Node1Cons | Node2Cons | Node1Shell | Node2Shell | | R:R:L123 | R:R:Y77 | 2.34 | 2 | Yes | Yes | 7 | 7 | 2 | 2 | | R:R:Q126 | R:R:Y77 | 2.25 | 2 | Yes | Yes | 6 | 7 | 1 | 2 | | R:R:I324 | R:R:Y77 | 7.25 | 2 | Yes | Yes | 5 | 7 | 2 | 2 | | R:R:Q126 | R:R:T122 | 4.25 | 2 | Yes | Yes | 6 | 6 | 1 | 2 | | R:R:D149 | R:R:T122 | 7.23 | 2 | Yes | Yes | 5 | 6 | 1 | 2 | | R:R:T122 | R:R:Y328 | 3.75 | 2 | Yes | Yes | 6 | 7 | 2 | 2 | | R:R:L123 | R:R:Q126 | 3.99 | 2 | Yes | Yes | 7 | 6 | 2 | 1 | | R:R:L123 | R:R:Y328 | 17.58 | 2 | Yes | Yes | 7 | 7 | 2 | 2 | | R:R:F125 | R:R:W135 | 4.01 | 2 | Yes | Yes | 6 | 8 | 1 | 1 | | R:R:F125 | R:R:F137 | 15 | 2 | Yes | Yes | 6 | 6 | 1 | 2 | | R:R:F125 | R:R:L141 | 6.09 | 2 | Yes | No | 6 | 5 | 1 | 2 | | R:R:F125 | R:R:V145 | 7.87 | 2 | Yes | No | 6 | 5 | 1 | 1 | | L:L:?4 | R:R:F125 | 2.11 | 2 | Yes | Yes | 0 | 6 | 0 | 1 | | R:R:Q126 | R:R:Y328 | 11.27 | 2 | Yes | Yes | 6 | 7 | 1 | 2 | | L:L:G3 | R:R:Q126 | 3.29 | 2 | No | Yes | 0 | 6 | 1 | 1 | | L:L:?4 | R:R:Q126 | 8.06 | 2 | Yes | Yes | 0 | 6 | 0 | 1 | | R:R:N129 | R:R:W135 | 9.04 | 0 | No | Yes | 4 | 8 | 2 | 1 | | R:R:P136 | R:R:W135 | 2.7 | 2 | No | Yes | 3 | 8 | 2 | 1 | | R:R:F137 | R:R:W135 | 20.04 | 2 | Yes | Yes | 6 | 8 | 2 | 1 | | R:R:G138 | R:R:W135 | 2.81 | 0 | No | Yes | 7 | 8 | 2 | 1 | | R:R:C142 | R:R:W135 | 7.84 | 2 | No | Yes | 9 | 8 | 2 | 1 | | R:R:V145 | R:R:W135 | 6.13 | 2 | No | Yes | 5 | 8 | 1 | 1 | | R:R:I217 | R:R:W135 | 4.7 | 0 | Yes | Yes | 4 | 8 | 2 | 1 | | R:R:C219 | R:R:W135 | 16.98 | 2 | No | Yes | 9 | 8 | 2 | 1 | | L:L:?4 | R:R:W135 | 5.91 | 2 | Yes | Yes | 0 | 8 | 0 | 1 | | R:R:F137 | R:R:P136 | 14.45 | 2 | Yes | No | 6 | 3 | 2 | 2 | | R:R:F137 | R:R:L141 | 6.09 | 2 | Yes | No | 6 | 5 | 2 | 2 | | R:R:C142 | R:R:I146 | 3.27 | 2 | No | Yes | 9 | 4 | 2 | 1 | | R:R:C142 | R:R:C219 | 7.28 | 2 | No | No | 9 | 9 | 2 | 2 | | L:L:?4 | R:R:V145 | 12.89 | 2 | Yes | No | 0 | 5 | 0 | 1 | | R:R:I146 | R:R:Y150 | 3.63 | 2 | Yes | Yes | 4 | 4 | 1 | 1 | | R:R:I146 | R:R:V204 | 3.07 | 2 | Yes | Yes | 4 | 5 | 1 | 2 | | R:R:I146 | R:R:L221 | 5.71 | 2 | Yes | Yes | 4 | 4 | 1 | 2 | | L:L:?4 | R:R:I146 | 16.05 | 2 | Yes | Yes | 0 | 4 | 0 | 1 | | R:R:D149 | R:R:Y150 | 5.75 | 2 | Yes | Yes | 5 | 4 | 1 | 1 | | R:R:D149 | R:R:Y328 | 8.05 | 2 | Yes | Yes | 5 | 7 | 1 | 2 | | L:L:?4 | R:R:D149 | 7.05 | 2 | Yes | Yes | 0 | 5 | 0 | 1 | | R:R:V204 | R:R:Y150 | 7.57 | 2 | Yes | Yes | 5 | 4 | 2 | 1 | | R:R:L221 | R:R:Y150 | 2.34 | 2 | Yes | Yes | 4 | 4 | 2 | 1 | | L:L:?4 | R:R:Y150 | 2.03 | 2 | Yes | Yes | 0 | 4 | 0 | 1 | | L:L:?5 | R:R:Y150 | 3.16 | 2 | Yes | Yes | 0 | 4 | 1 | 1 | | R:R:L221 | R:R:V204 | 4.47 | 2 | Yes | Yes | 4 | 5 | 2 | 2 | | R:R:R213 | R:R:T220 | 3.88 | 0 | No | No | 2 | 4 | 2 | 1 | | L:L:?4 | R:R:T220 | 5.1 | 2 | Yes | No | 0 | 4 | 0 | 1 | | L:L:?5 | R:R:T220 | 11.92 | 2 | Yes | No | 0 | 4 | 1 | 1 | | L:L:?5 | R:R:L221 | 1.87 | 2 | Yes | Yes | 0 | 4 | 1 | 2 | | R:R:I298 | R:R:W320 | 2.35 | 2 | Yes | Yes | 6 | 4 | 2 | 2 | | L:L:Y1 | R:R:I298 | 2.42 | 2 | Yes | Yes | 0 | 6 | 2 | 2 | | L:L:?2 | R:R:I298 | 2.9 | 2 | Yes | Yes | 0 | 6 | 1 | 2 | | R:R:I324 | R:R:W320 | 10.57 | 2 | Yes | Yes | 5 | 4 | 2 | 2 | | L:L:?2 | R:R:W320 | 11.59 | 2 | Yes | Yes | 0 | 4 | 1 | 2 | | R:R:I324 | R:R:Y328 | 2.42 | 2 | Yes | Yes | 5 | 7 | 2 | 2 | | L:L:?2 | R:R:I324 | 11.61 | 2 | Yes | Yes | 0 | 5 | 1 | 2 | | L:L:?2 | L:L:Y1 | 9.54 | 2 | Yes | Yes | 0 | 0 | 1 | 2 | | L:L:?2 | L:L:G3 | 6.96 | 2 | Yes | No | 0 | 0 | 1 | 1 | | L:L:?2 | L:L:?4 | 7.31 | 2 | Yes | Yes | 0 | 0 | 1 | 0 | | L:L:?2 | L:L:?5 | 1.9 | 2 | Yes | Yes | 0 | 0 | 1 | 1 | | L:L:?4 | L:L:G3 | 4.44 | 2 | Yes | No | 0 | 0 | 0 | 1 | | L:L:?4 | L:L:?5 | 29.06 | 2 | Yes | Yes | 0 | 0 | 0 | 1 | | R:R:A208 | R:R:I146 | 1.62 | 0 | No | Yes | 5 | 4 | 2 | 1 | |
| Statistics | Value |
|---|
| Average Number Of Links | 11.00 | | Average Number Of Links With An Hub | 8.00 | | Average Interaction Strength | 9.09 | | Average Nodes In Shell | 32.00 | | Average Hubs In Shell | 21.00 | | Average Links In Shell | 60.00 | | Average Links Mediated by Hubs In Shell | 58.00 |
|  Physico-chemical properties of the nodes interacting with this ligand (click to enlarge 🔍) |  Location of the nodes interacting with this ligand (click to enlarge 🔍) |
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| Show | PDB | Class | SubFamily | Type | SubType | Species | Orthosteric Ligand | Other Ligand(s) | Protein Partners | Resolution | Date | DOI |
| 8Y73 | A | Peptide | Opioid | MOP | Homo Sapiens | Peptide | MPAM-15 | Gi1/Beta1/Gamma2 | 2.84 | 2025-08-06 | To be published |
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A 2D representation of the interactions of MEA in 8Y73 colored according to ConSurf Conservation Grade (See documentation):
(Click to enlarge 🔍) | | Node1 | Node2 | LinkStrength | Comm | IsNode1Hub? | IsNode2Hub? | Node1Cons | Node2Cons | Node1Shell | Node2Shell | | R:R:Q126 | R:R:T122 | 4.25 | 1 | No | Yes | 6 | 6 | 1 | 2 | | R:R:T122 | R:R:V145 | 3.17 | 1 | Yes | Yes | 6 | 5 | 2 | 1 | | R:R:T122 | R:R:Y328 | 3.75 | 1 | Yes | Yes | 6 | 7 | 2 | 2 | | R:R:F125 | R:R:W135 | 3.01 | 1 | No | Yes | 6 | 8 | 2 | 2 | | R:R:F125 | R:R:V145 | 6.55 | 1 | No | Yes | 6 | 5 | 2 | 1 | | R:R:Q126 | R:R:Y328 | 10.15 | 1 | No | Yes | 6 | 7 | 1 | 2 | | L:L:?4 | R:R:Q126 | 6.91 | 1 | Yes | No | 0 | 6 | 0 | 1 | | R:R:N129 | R:R:W135 | 4.52 | 0 | No | Yes | 4 | 8 | 1 | 2 | | L:L:?4 | R:R:N129 | 3.56 | 1 | Yes | No | 0 | 4 | 0 | 1 | | R:R:C142 | R:R:W135 | 7.84 | 1 | Yes | Yes | 9 | 8 | 2 | 2 | | R:R:V145 | R:R:W135 | 4.9 | 1 | Yes | Yes | 5 | 8 | 1 | 2 | | R:R:C219 | R:R:W135 | 19.59 | 1 | No | Yes | 9 | 8 | 2 | 2 | | R:R:C142 | R:R:I146 | 3.27 | 1 | Yes | Yes | 9 | 4 | 2 | 1 | | R:R:C142 | R:R:C219 | 7.28 | 1 | Yes | No | 9 | 9 | 2 | 2 | | L:L:?4 | R:R:V145 | 3.87 | 1 | Yes | Yes | 0 | 5 | 0 | 1 | | R:R:I146 | R:R:V204 | 3.07 | 1 | Yes | Yes | 4 | 5 | 1 | 2 | | R:R:C219 | R:R:I146 | 3.27 | 1 | No | Yes | 9 | 4 | 2 | 1 | | R:R:I146 | R:R:L221 | 2.85 | 1 | Yes | No | 4 | 4 | 1 | 2 | | L:L:?4 | R:R:I146 | 7.41 | 1 | Yes | Yes | 0 | 4 | 0 | 1 | | R:R:L221 | R:R:V204 | 2.98 | 1 | No | Yes | 4 | 5 | 2 | 2 | | L:L:?5 | R:R:T220 | 11.92 | 0 | No | No | 0 | 4 | 1 | 2 | | R:R:I324 | R:R:W320 | 7.05 | 1 | No | Yes | 5 | 4 | 2 | 2 | | L:L:?2 | R:R:W320 | 5.79 | 1 | Yes | Yes | 0 | 4 | 1 | 2 | | L:L:?2 | R:R:I324 | 5.81 | 1 | Yes | No | 0 | 5 | 1 | 2 | | L:L:?2 | L:L:Y1 | 11.92 | 1 | Yes | Yes | 0 | 0 | 1 | 2 | | L:L:?2 | L:L:G3 | 6.96 | 1 | Yes | No | 0 | 0 | 1 | 1 | | L:L:?2 | L:L:?4 | 7.31 | 1 | Yes | Yes | 0 | 0 | 1 | 0 | | L:L:?4 | L:L:G3 | 4.44 | 1 | Yes | No | 0 | 0 | 0 | 1 | | L:L:?4 | L:L:?5 | 22.6 | 1 | Yes | No | 0 | 0 | 0 | 1 | | R:R:A208 | R:R:I146 | 1.62 | 0 | No | Yes | 5 | 4 | 2 | 1 | |
| Statistics | Value |
|---|
| Average Number Of Links | 7.00 | | Average Number Of Links With An Hub | 3.00 | | Average Interaction Strength | 8.01 | | Average Nodes In Shell | 21.00 | | Average Hubs In Shell | 11.00 | | Average Links In Shell | 30.00 | | Average Links Mediated by Hubs In Shell | 29.00 |
|  Physico-chemical properties of the nodes interacting with this ligand (click to enlarge 🔍) |  Location of the nodes interacting with this ligand (click to enlarge 🔍) |
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