| Literature DB >> 35086488 |
Shannon Robin1, Khalil Ben Hassine1, Tiago Nava1,2, Chakradhara Rao S Uppugunduri3, Marc Ansari1,2, Jayaraman Muthukumaran4, Simona Jurkovic Mlakar1, Maja Krajinovic5.
Abstract
Entities:
Year: 2022 PMID: 35086488 PMCID: PMC8793165 DOI: 10.1186/s12860-022-00407-8
Source DB: PubMed Journal: BMC Mol Cell Biol ISSN: 2661-8850
Estimated binding free energy and dissociation constant between putative substrates and human UGT2B10
| Model | Substrate | Ligand |
| Kd [mM] |
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| 19.0 ± 0.5 | 1.1 × 1017 | ||
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| Cyclosporine A | 154.9 ± 2.9 | 1.8 × 10118 | ||
| Bilirubine | 6.9 | 1.2 × 1015 | ||
| Dihydroxy voriconazole | −0.6 ± 0.0 | 363.0 | ||
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| Methotrexate | −0.5 ± 0.5 | 567.3 | ||
| Methylprednisolone | 5.2 ± 0.1 | 6.2 × 106 | ||
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| Posaconazole | 17.6 ± 0.3 | 8.8 × 1015 | ||
| UDCA-G1 | 2.2 ± 0.1 | 4.4 × 104 | ||
| UDCA-G2 | 1.2 ± 0.1 | 8053.6 | ||
| Ursodeoxycholic acid | 2.2 ± 0.1 | 4.4 × 104 | ||
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Results are presented as the mean ± SD of three different replicates. Kd dissociation constant, UDCA-G1 and UDCA-G2 ursodeoxycholic acid glucuronide conjugate 1 and 2 [44], UDPGlcA UDP-glucuronic acid. Molecules with ΔG of < −0.1 and with an SD of ≤0.1 Kcal/mol were selected for further for MD simulations (methotrexate was not selected as it has an SD 0.5). SD is calculated from 8 docking poses or models (default option). The ligand binding pose was selected for further analyses is the pose with the lowest free binding energy (Kcal/mol). Bilirubin was selected for further molecular docking simulations as an endogenous negative control to compare our results with other putative ligands
Average values of hydrogen bonds, RMSD, RMSF, RoG, SASA, trace of the covariance matrix values and MM/PBSA binding free energy values of the different UGT2B10 with putative substrates
| Complex | Average number of intra-molecular hydrogen bonds ± SD | Average number of inter-molecular hydrogen bonds ± SD | Average RMSD [nm ± SD] | Average RoG [nm] | Average RMSF [nm ± SD] | Average SASA
[nm | Trace of the covariance matrix
[nm | MMPBSAbinding free energy [kcal/mol] |
|---|---|---|---|---|---|---|---|---|
| UGT2B10 apo form | 302.73 ± 9.60 | N/A | 0.39 ± 0.05 | 2.26 ± 1.38*10− 2 | 0.20 ± 0.08 | 216.39 ± 4.74 | 42.08 | NA |
| UGT2B10-UDPGlcA | 305.29 ± 11.70 | 7.54 ± 2.01 | 0.43 ± 0.05 | 2.28 ± 9.57*10− 4 | 0.19 ± 0.09 | 221.01 ± 5.74 | 38.82 | NC |
| UGT2B10-UDPGlcA-AMT | 290.12 ± 10.25 | 0.21 ± 0.41 | 0.49 ± 0.05 | 2.29 ± 1.16*10− 2 | 0.21 ± 0.12 | 227.45 ± 4.47 | 55.6 | − 160.85 ± 10.99 |
| UGT2B10-UDPGlcA-APAP | 304.67 ± 8.96 | 1.16 ± 0.68 | 0.47 ± 0.08 | 2.24 ± 2.84*10− 2 | 0.25 ± 0.11 | 224.61 ± 4.02 | 76.97 | − 174.24 ± 13.38 |
| UGT2B10-UDPGlcA-BIL | 292.97 ± 11.69 | 0.00 ± 0.00 | 0.39 ± 0.07 | 2.31 ± 1.88*10− 2 | 0.21 ± 0.13 | 234.64 ± 3.93 | 65.10 | −104.00 ± 11.06 |
| UGT2B10-UDPGlcA-ITZ | 310.11 ± 10.43 | 0.24 ± 0.44 | 0.51 ± 0.05 | 2.33 ± 1.29*10− 2 | 0.23 ± 0.14 | 244.84 ± 6.86 | 60.70 | − 127.79 ± 15.25 |
| UGT2B10-UDPGlcA-LOR | 300.25 ± 8.69 | 0.65 ± 0.79 | 0.42 ± 0.06 | 2.28 ± 1.14*10− 2 | 0.20 ± 0.10 | 230.58 ± 3.67 | 48.81 | − 162.07 ± 19.30 |
| UGT2B10- UDPGlcA-MPA | 303.7 ± 9.09 | 2.48 ± 1.33 | 0.47 ± 0.05 | 2.33 ± 1.21*10− 2 | 0.22 ± 0.16 | 230.48 ± 6.97 | 60.23 | − 158.46 ± 11.95 |
| UGT2B10-UDPGlcA-VCZ | 301.51 ± 9.69 | 0.76 ± 0.96 | 0.49 ± 0.07 | 2.31 ± 2.16*10− 2 | 0.24 ± 0.16 | 234.23 ± 5.28 | 87.61 | −59.56 ± 17.13 |
| UGT2B10-UDPGlcA-HVCZ | 311.18 ± 9.89 | 0.87 ± 0.66 | 0.46 ± 0.05 | 2.27 ± 1.13*10− 2 | 0.19 ± 0.09 | 224.92 ± 5.18 | 40.50 | −85.43 ± 14.23 |
| UGT2B10-UDPGlcA-DHVCZ | 308.33 ± 9.97 | 1.21 ± 0.83 | 0.43 ± 0.04 | 2.29 ± 1.13*10− 2 | 0.20 ± 0.10 | 227.99 ± 4.71 | 43.27 | −86.34 ± 25.35 |
| UGT2B10-UDPGlcA-4HVCZ | 309.36 ± 11.59 | 0.00 ± 0.00 | 0.44 ± 0.03 | 2.26 ± 8.81*10− 3 | 0.18 ± 0.09 | 223.49 ± 6.05 | 38.55 | −95.43 ± 18.47 |
| UGT2B10-UDPGlcA-VCZ-N-O | 303.01 ± 10.28 | 1.38 ± 0.78 | 0.43 ± 0.05 | 2.30 ± 1.28*10− 2 | 0.22 ± 0.11 | 233.91 ± 5.20 | 58.16 | − 12.41 ± 19.02 |
| UGT2B10-UDPGlcA-VCZ-N-O-intermediate UK-215,364 [35] | 305.54 ± 12.28 | 0.72 ± 0.52 | 0.38 ± 0.03 | 2.3 ± 1.19*10− 2 | 0.18 ± 0.1 | 227.28 ± 4.55 | 37.75 | − 164.44 ± 13.38 |
Results are indicated as mean ± SD of the MD simulation’s analysis results. 4HVCZ 4-hydroxy voriconazole, AMT amitriptyline, APAP acetaminophen, BIL bilirubin, DHVCZ Di-hydroxy voriconazole, HVCZ Hydroxy voriconazole, ITZ itraconazole, LOR lorazepam, MPA mycophenolic acid, NC Not calculated, VCZ-N-O voriconazole N-oxide, RMSD root mean square deviation, RMSF root mean square fluctuation, RoG radius of gyration, UDPGlcA UDP-glucuronic acid